Chery Amulet, Chery Tiggo, Chery Fora, Chery QQ, Chery M11
Руководство по эксплуатации, техническому обслуживанию и ремонту Chery QQ и Chery Sweet с бензиновым двигателем объемом 1,3 л.
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- Издательство: ЗАО ЗАЗ
- Год издания: 2008
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Сборник руководствв на русском и английском языках по эксплуатации, техническому обслуживанию и ремонту Chery QQ.
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08.08.2012
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Представляем книгу по ремонту автомобиля Chery QQ, которые оснащались бензиновыми двигателями 0.8 л. и 1.1 л. Издание будет полезно счастливым владельцам автомобилей Chery QQ SWEET, и содердит подробное описание всех узлов и агрегатов автомобиля которые смог придумать великий китайский мозг. Также даны рекомендации по ремонту автомобиля, приведены электрические схемы. Также следует прочитать эту книгу, или иметь в базе мастерам СТО и мастерам одиночкам.
Год выпуска: 2008
Автор: ЗАО \»ЗАЗ\»
Жанр: Руководство по эксплуатации и техническому обслуживанию
Издательство: «ЗАО \»ЗАЗ\»»
Серия: Руководство от производителя
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Количество страниц: 248
Язык : Русский
Размер: 52.66 Mb
| Год выхода книги: | 2008 |
| Автор книги: | ЗАО \»ЗАЗ\» |
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Contents
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Table of Contents
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Troubleshooting
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Bookmarks
Quick Links
Service Manual for Chery
QQ6
(QR513 Transmission Case)
After Sales Service Department of Chery
Automobile Sales Co., Ltd
Related Manuals for Chery QQ6
Summary of Contents for Chery QQ6
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Page 1
Service Manual for Chery (QR513 Transmission Case) After Sales Service Department of Chery Automobile Sales Co., Ltd… -
Page 2: Table Of Contents
CONTENTS Foreword …………………………..2 Chapter One Introduction of QR513 Transmission………………. 3 I. Assembly Drawing of QR513 Transmission………………3 II. Driving Characteristics of QR513 Transmission ……………… 4 III. SN of QR513 Transmission …………………… 4 1. Print position of SN of QR513 transmission…………….. 4 2.
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Page 3: Foreword
Foreword 1. This service manual applies to use and maintenance of QR513 transmission manufactured by Chery Automobile Co., Ltd. 2. Service Manual for QR513 Transmission describes relations among various parts and assemblies of this transmission, which provide the maintenance personnel with a reference when maintaining and repairing QR513 transmission.
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Page 4: Chapter One Introduction Of Qr513 Transmission
Chapter One Introduction of QR513 Transmission I. Assembly Drawing of QR513 Transmission 1. Input shaft 2. Clutch 3. Output shaft 4. Differential…
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Page 5: Driving Characteristics Of Qr513 Transmission
II. Driving Characteristics of QR513 Transmission This transmission achieves five forward gears and one reverse gear through three groups of synchronizers and two shafts-input shaft and output shaft; all forward gears adopt conventional engagement system while reverse gear adopts a gliding idler device. The synchronizers of the first and second gears are installed on output shaft while the synchronizers of the third, fourth and fifth gears are installed on input shaft.
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Page 6
1) Model of the transmission case Model of the transmission case is composed of code QR, number of shift gears of the transmission, maximum transmission torque, characteristic code and structure specification number. A complete transmission case model is as follows: □… -
Page 7: Specification Of Qr513 Transmission
2004 2020 2005 2021 2006 2022 2007 2023 2008 2024 2009 2025 2010 2026 2011 2027 2012 2028 2013 2029 2014 2030 Table 2 Character Codes Indicating the Months Month Code Month Code January July February August March September April October November June…
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Page 8: Maintenance Instruction
Speedometer 0.806 29/36 0.806 29/36 Largest input torque 130 Nm Lubricant oil type GL-4 75W-90 Volume of lubricant 1.8L V. Maintenance Instruction In order to ensure maintenance quality of the transmission, when operating, please be careful and ensure cleanness of each part of the transmission. Use appropriate tools or special tools.
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Page 9: Chapter Two Decomposition Of Qr513 Transmission
Chapter Two Decomposition of QR513 Transmission I. Decomposition Process for QR513 Transmission 1. Bleeding lubricant in transmission First, drive the vehicle onto a maintenance platform or hoist the vehicle and keep it on a horizontal plane, screw off the bleeding plug as shown by the arrowhead, and then use a clean container to accommodate lubricant of the transmission to completely bleed the lubricant in the transmission.
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Page 10: Separation Of Gear Shift Mechanism And Transmission
Assembly of locating Locating seat of fork shaft Screws for idle gear shaft seat of fork shaft for all gears (3) Bolts-for gearshift housing and Backup lamp switch assembly Transmission housing (5) Figure 2 3. Separation of gear shift mechanism and transmission Remove the gearshift mechanism assembly from the place as shown in Figure 3;…
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Page 11: Disassembly Of The Connecting Bolts For Clutch And Transmission Housings
Figure 3 4. Disassembly of the connecting bolts for clutch and transmission housings Use a tool to remove the connecting bolts for transmission and clutch housings as shown in Figure 4. Remember to remove the bolts both inside and outside the clutch housing when disassembling, and a sleeve with long connecting rod is required when removing the bolts inside the clutch.
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Page 12: Separation Of Interior Transmission Parts And Fork Module From The Housing
Transmission housing Clutch housing Figure 5 6. Separation of interior transmission parts and fork module from the housing After transmission housing and clutch housing are separated, keep the clutch housing flat at the place as shown in Figure 6, remove the bolts for bracket of reverse gear rocker arm, take out the reverse gear rocker arm assembly and the pin on idler drive, and then take out input shaft, output shaft and fork mechanism together (when taking out, gently shake, meanwhile, press the driven gear of main decelerator along the direction of arrowhead as shown in the figure to take out the assembly of input shaft, output shaft and idler…
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Page 13: Separation Of Differential Assembly And Clutch Housing
7. Separation of differential assembly and clutch housing Separate differential assembly and clutch housing, and then simply take out the differential assembly as shown in Figure 7. Differential Assembly Figure 7 8. Disassembly of gearshift fork mechanism Use a hammer and a special tool to knock off all spring pins and then use a snap ring pliers or other special tool to take the split washer off the fork shaft (when taking off the split washer, prevent it from deformation), and then disassemble each part of the gearshift mechanism.
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Page 14: Disassembly Of Gearshift Mechanism
Figure 8 9. Disassembly of gearshift mechanism As shown in Figure 9, remove the gearshift arm bracket bolts and reverse gear lockup mechanism bolts first, use a hammer and a special tool to knock off all spring pins, use a special tool to remove the split washer, and then disassemble each part of the gearshift mechanism.
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Page 15
Bearing (when disassembling, be Rear snap ring Fifth gear synchronizer careful and use a special tool) Figure 10 After the fifth gear synchronizer assembly is removed, remove the remaining parts such as shift gears, needle bearings and synchronizers in turn as shown in Figure 11; when disassembling, be sure to keep the synchronizer of each gear concurrent with its corresponding synchronizer ring. -
Page 16: Disassembly Of Output Shaft
11. Disassembly of output shaft The method and process for disassembly of output shaft are basically the same as those for input shaft and the output shaft can be disassembled to the status as shown in Figure 12. Figure 12 12.
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Page 17: Disassembly Of Release Mechanism Of Clutch
Figure 14 13. Disassembly of release mechanism of clutch As shown in Figure 15, take off release bearing of the clutch first, remove the bolts for release fork, and then draw the release shaft assembly off the clutch housing (during the drawing off process, be sure to prevent the release return spring from ejection);…
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Page 18: Disassembly Of Transmission Housing
Figure 15 Be sure to use special tool and be careful to remove the oil seal on the clutch housing, because excessive deformation or damage of the oil seal may result in oil leak of the transmission. Use a special tool to remove the two oil seals on the clutch housing, and then remove the remaining bushes, oil ducts and outer rings of bearings as shown in Figure 16.
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Page 19: Chapter Three Assembly And Regulation Of Qr513 Transmission
Linear bearing Fork shaft bush Oil seal Oil drain channel Figure 17 Chapter Three Assembly and Regulation of QR513 Transmission I. Assembly of QR513 Transmission After disassembly, visually inspect parts for any abnormal condition such as deformation etc, and make records;…
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Page 20: Assembly Of Clutch Housing
of the bolt before installation); screw the bolts home with the torque as 130±5Nm cornerwise and alternately; respectively press in an inner ring of front and rear bearings from each of both ends of the differential housing and check if it has been pressed to the designated position. Note that the lubricant applied onto adjustment gaskets for half axle gears, planetary gear gaskets, junction surface of planetary gear and planetary gear shaft, junction surface of half axle gear and differential housing should be the same as that used inside the transmission.
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Page 21
Right side oil seal of differential Special tool for installation Oil seal of input shaft Special tool Figure 19 First, install the oil duct of output shaft to its designated position as shown in Figure 20 (note that the oil inlet and outlet of the oil duct should align with those on the housing), and then use a special tool to respectively install the outer rings of the front bearing of output shaft and the differential bearing. -
Page 22
Special tool for installation Outer ring of of outer ring of bearing Oil duct output shaft Figure 20 The tool for installation of oil seal can be used to install the three bushes. When installing the bushes, stagger the gap on the bush and that on the clutch housing (the two gaps can not coincide), as shown in Figure 21. -
Page 23
Wearing bush Now start to install release bearing assembly and release bearing as shown in Figure 22. First, install the two wearing bushes to their designated positions, and then put the release bearing through bush, release return torsion spring, release fork (release fork and release bearing should be assembled properly in advance, and then set the release bearing onto the housing) and bush in turn up to its designated position, finally, tighten the release arm bolts (with torque as 20±2Nm). -
Page 24: Assembly Of Transmission Housing
Figure 23 3. Assembly of transmission housing First, use a special tool to fit oil seal of the differential to its designated position (when fitting the oil seal, care should be taken to prevent oil leak in the future, and replacement with new oil seal is recommended), and then respectively install oil drain channel, bush (note: the installation process for this bush is the same as that for the bush of clutch housing above), linear bearing etc.
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Page 25: Assembly Of Gearshift Fork Assembly
Selector lever bracket bolt (with tightening torque as 25±2Nm) Reverse gear locking mechanism bolt (with torque as 18±2Nm) Figure 25 5. Assembly of gearshift fork assembly Assembly of gearshift fork assembly is comparatively simple, which can be assembled with reference to the disassembly drawing.
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Page 26
rotate freely. Set friction ball of gear, fender and clamp in from upside of input shaft, and then perform axial orientation for the fourth gear driving gear. Set fifth gear needle bearing applied with the gear oil of the same designation as that used inside the transmission assembly onto the input shaft from upside of the input shaft. -
Page 27: Regulation And Assembly Of Output Shaft Assembly
Gear fender Friction ball Figure26 7. Regulation and assembly of output shaft assembly With the end of output shaft with driving gear of main decelerator down, set first gear needle bearing in onto output shaft from upside of the output shaft; before installation of the needle bearing, apply the gear oil of the same designation as that used inside the transmission assembly on it.
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Page 28
the output shaft; before installation of the needle bearing, apply the gear oil of the same designation as that used inside the transmission assembly on it. Set second gear driven gear assembly in from upside of output shaft with the end with synchronizer cone of the gear assembly down (the three grooves on the gear assembly should completely envelop the three corresponding finger jaws on 1/2 gears synchronizer cone), and then check and make sure that the gear assembly can rotate freely. -
Page 29: Assembly And Regulation Of Transmission Assembly
8. Assembly and regulation of transmission assembly Place the clutch as shown in Figure 28 first, and then assemble the differential assembly to its designated position. Clutch housing assembly Differential assembly Figure 28 Assemble gearshift fork assembly, input shaft assembly and output shaft assembly together as shown in Figure 29, and then install them together onto clutch housing assembly.
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Page 30
Install the assembled idler assembly (assembly of idler assembly is comparatively simple, please refer to its disassembly process) onto clutch housing, and then install reverse gear fork mechanism assembly with tightening torque of the two reverse gear rocker arm bracket bolts as 25±2Nm. Clean the junction part of clutch and transmission housings and apply sealant (oil resistance silicone sealant, HZ1213Q/320222 YAP02-92) on it, and then install the magnet. -
Page 31
Assemble transmission housing and clutch housing together and then fasten them with connecting bolts. Before fastening, apply thread locking glue (262 type anaerobic adhesive) on the bolts properly. Tighten the diagonal bolts first as possible to ensure favorable fastening and sealing effects, and the tightening torque for the bolts are 25±2Nm. -
Page 32: Disassembly Of External Accessories Of Transmission
Connecting bolts of gearshift housing and transmission housing (5, tightening torque: 25±2Nm) Figure 32 9. Disassembly of external accessories of transmission Respectively install locating seats of 1/2 gears fork shaft and 3/4/5 gears fork shaft. Before installation, apply thread fastening glue (262 type anaerobic adhesive) on the thread, and the tightening torque for the bolts are 20±2Nm.
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Page 33: Refilling And Volume Regulation Of Transmission Lubricant
Figure 33 Follow by installation of screw of reverse gear idler shaft. Align the screw of reverse gear idler shaft with the threaded hole on the idler shaft, and then tighten it with the tightening torque as 38±2.5Nm; after that, tighten bleeding plug with tightening torque as 44±3Nm; finally, install oil limit plug onto the transmission, but do not tighten it then.
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Page 34
Installation hole of speed sensor Oil limit plug (with tightening torque as 44±3Nm) Figure 35 After the above steps, assembly and regulation to the transmission assembly are accomplished. -
Page 35: Tightening Torque Table For Fasteners
II. Tightening Torque Table for Fasteners Position Tightening torque (N.m) Reverse gear rocker arm bracket bolt 25±2 Connecting bolts for clutch and 25±2 transmission housings Reverse gear idler shaft screw 38±2.5 Connecting bolts for gearshift and 25±2 transmission housings Gearshift shaft locating seat assembly 32±2.5 Reverse switch assembly 20±2…
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Page 36: Chapter Four General Failures And Troubleshooting
Chapter Four General Failures and Troubleshooting Failure Possible reason Troubleshooting status Damaged input or/and output shaft bearing(s) Replace bearing Excessive Gear tooth faces damaged due to knocking, burr Repair or replace or pit corrosion existing, or poor contact between the gear abnormal them.
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Page 37
Service Manual for Chery (UMC EFI for 473F Engine) After Sales Service Department of Chery Automobile Sales Co., Ltd. -
Page 38
CONTENTS CHAPTER ONE DISASSEMBLY AND INSTALLATION OF ELECTRONIC FUEL INJECTION SYSTEM……………………4 I. Disassembly and Installation of Components of Electronic Fuel Injection System ….4 CHAPTER TWO PRINCIPLE OF ELECTRONIC FUEL INJECTION SYSTEM ….6 I. Overhaul of System Components ………………..6 1. Intake Air Temperature Pressure Sensor …………….6 2. -
Page 39
11.4 Front Oxygen Sensor Failure ………………38 11.5 Rear Oxygen Sensor Failure ………………40 11.6. Coolant Temperature Sensor Failure ……………..42 11.7 Failure in Driver Stage of Injector …………….43 11.8 Failure in Driver Stage of Canister Control Valve…………44 11.9 Failure in Driver Stage of Malfunction Indicator Lamp (MIL) ……..45 11.10 Failure in Driver Stage of 1#, 2# Coils of Step Motor ……….46 11.11 Craftshaft Position Sensor Failure …………….47 11.12 Craftshaft Position Sensor Failure …………….48… -
Page 40: Chapter One Disassembly And Installation Of Electronic Fuel
Chapter One Disassembly and Installation of Electronic Fuel Injection System I. Disassembly and Installation of Components of Electronic Fuel Injection System 1. Disassembly and installation of engine control unit (ECU). 2. Position and disassembly of intake air pressure sensor. 3. Position and disassembly of camshaft position sensor. 4.
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Page 41
5. Remove the four fixing bolts of electronic throttle body. Pull out the connector and take out the electronic throttle body. 6. Use a screwdriver to press down the fixed clip of the injection nozzle connector and then pull out the connector. 7. -
Page 42: Chapter Two Principle Of Electronic Fuel Injection System
Chapter Two Principle of Electronic Fuel Injection System I. Overhaul of System Components 1. Intake Air Temperature Pressure Sensor 1.1 Function of the sensor: Detect air intake pressure and temperature in air intake manifold, which will be provided to ECU as main load signal of engine; ECU will calculate injection pulse-width based on this signal. 1.2 Principle of the sensor: Intake air temperature pressure sensor is a sensor that integrates an intake air pressure sensor and an intake air temperature sensor.
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Page 43
1.3 Parameters of technical features This sensor is designed to be mounted on the plane of auto engine intake manifold. The pressure connecting pipe together with the temperature sensor protrudes inside the intake manifold and an O gasket is used to enable atmosphere-proof. If it is mounted on an auto through an appropriate method (picks up pressure from the intake manifold and the pressure connecting pipe tilts down etc.), it can be ensured that no condensed water will be formed on the pressure-sensitive element. -
Page 44: Tachogenerator Of Engine
2. Tachogenerator of Engine 2.1 Function of the sensor: As one of the uppermost sensors of engine, the tachogenerator of engine provides ECU with rev signal, acceleration signal and crank angle signal etc. of engine. ECU will calculate injection pulse-width, injection time and ignition timing through these signals and provide the instruments with rev signal of engine.
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Page 45
2.3 Parameters of technical features Item Value Unit Min. Typical Max. Resistance under a room temperature of 20° C Inductance > 1650 Output voltage at a crankshaft revolution of 416rpm 2.4 Installation attentions: For the inductive tachogenerator, it is permitted to take out from its pack before it is assembled to the auto or testing device right away. -
Page 46: Phase Sensor
3. Phase Sensor 3.1 Function of the sensor: Provide ECU with phase signal, i.e. help crankshaft position sensor of engine to judge it is then at compressing top dead center or air exhaust top dead center. 3.2 Principle of the sensor: The phase sensor is consisted of the Hall generator installed on the valve cover and the signal wheel machined on the intake camshaft.
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Page 47
Coolant temperature sensor 4.3 Parameters of technical features (1) Data limit Item Value Unit Rated voltage Can only be run by ECU Rated resistance at 20℃ 2.5± 5% ℃ Range of running temperature -30 to +130 Max. measuring current passing the sensor Permissible vibration acceleration 4.4 Installation attentions… -
Page 48: Knock Sensor
5. Knock Sensor 5.1 Function of the sensor: The knock sensor provides ECU with knock signal. When the engine generates knock, ECU will control to gradually reduce ignition advance angle to eliminate the knock; when no knock occurs during certain strokes, ECU will gradually increase ignition advance angle to enable the engine to obtain max.
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Page 49: Oxygen Sensor
The electronic throttle body can automatically open or close the throttle according to the driver’s will to apply the accelerator pedal to let the engine work under the corresponding operating mode. The electronic throttle has cancelled the conventional throttle guy and the opening of throttle is controlled by ECU based on the signal from accelerator pedal and other signals (such as A/C, power assisted steering, back and gearshift etc.) through an electronic step motor inside the electronic throttle body.
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Page 50
signals fed back by the oxygen sensor, i.e. control injection pulse-width to let the mixed gas always maintain an approximately ideal air-fuel ratio (14.7:1). 7.2 Principle of the sensor: Sensing element of oxygen sensor is a kind of ceramic tube with holes, and outside of tube walls are surrounded by engine exhaust gas and inside is air. -
Page 51
(close to 100mV). The signal voltage will mutate near theoretical equivalent air-fuel ratio (λ=1), see the figure above. Main relay 者 87# Oxygen sensor Every oxygen sensor bears a cable and the other end of the cable is the wire connector. The wire connector of oxygen sensor produced by our company has four pins: No.1 connects to the positive pole of heater power supply (white);… -
Page 52: Fuel Pump Assembly
8. Fuel Pump Assembly 8.1 Function of fuel pump: Fuel pump is used to deliver the fuel in the fuel tank to inside the engine at a certain pressure for combustion. It also needs to regulate the fuel pressure duly as required by system pressure (non fuel return type).
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Page 53: Injector
wrapping material with care only when installing. The viser can be taken off only when the fuel pump is to be installed. Takeoff of the filter net at fuel inlet is absolutely not allowed. The foreign material that enters the fuel inlet of the fuel pump or the filter net may lead to damage of the fuel pump.
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Page 54
1. O-ring 2. Filter net 3. Injector body with electric connector 4. Coil 5. Spring 6. Valve needle with coil armature 7. Valve seat with nozzle plate Cross-section view of electromagnetic injector Connects to 87# pin of the main relay 1# cylinder 1# cylinder 1# cylinder 1# cylinder… -
Page 55: Ignition Coil
surface of the O-ring at the upside of the injector where it connects with the fuel distributing pipe. Be careful not to let engine oil contaminate inside of the injector and the nozzle. Place the injector in its bracket vertically along injector bracket, then fix it to the bracket with retaining clips.
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Page 56
casing. When one of the primary windings grounding channel is connected, the primary winding is in charging. Once the primary winding circuit is cut off by ECU, the charging will be stopped. At the same time, the high voltage is sensed in the secondary winding and making the spark plug discharging. -
Page 57: Spark Plug
11. Spark Plug The operating conditions of spark plug is extremely inclement, it is exposed to high pressure, high temperature and impact as well as strong corrosion from combustion product; therefore, it is a wearing part. 11.1 Outline drawing Covered with rivet Covered with rivet Mono-pole Triple-pole…
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Page 58: Carbon Canister Solenoid Valve Control
scratch is present on the cylinder wall. Pearl overheating check if the spark plug type matches, and then replace with the spark plug with lower heat value (rapid heat radiation). 11.6 Regular replacement and use overdue The spark plug is the low-value consumption goods. Though cheaper compared with other matching parts, its ignition performance directly affects the performance of the engine.
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Page 59
pressure difference between the inlet and the outlet of the canister control valve. The canister control valve will be closed when there is not any electric pulse. 87# pin of main relay Canister control valve 1 From fuel tank 2 Canister 3 Atmosphere 4 Canister control valve 5 To intake manifold… -
Page 60: Electronic Accelerator Pedal
Simple measurement method: With the joint removed, turn the digital multimeter to Ohm shift, and then connect the two ℃ meter pens respectively to both pins of the canister control valve. The rated resistance at 20 should read 26±4Ω. 13. Electronic Accelerator Pedal 13.1 Function: The electronic accelerator pedal has cancelled the conventional throttle guy and the position of accelerator pedal is fed back to ECU by means of electronic signal, through which ECU can…
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Page 61: Fan Control
℃ gases as carbon dioxide and water etc. At 300-800 , the conversion efficiency of three -way catalytic converter is maximum; with a temperature below this scope, the conversion efficiency will be very poor, while, with a temperature above this scope, the three-way catalytic converter may be burnt out.
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Page 62: Position Sensor Of Double Brake Pedal
1. High speed fan control (corresponds to ECU50#); 2. Low speed fan control (corresponds to ECU68#); The operating mode of fan after engine stops: 1. Failure of intake air temperature sensor of engine, delay 60s; 2. Failure of intake air temperature sensor of engine, delay 60s; ℃…
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Page 63: A/C Control
Clutch position switch provides ECU with the signal of clutch position, but this signal can only be used to distinguish between disengaging and engaging positions of the clutch. 17.2 Working principle: ECU provides clutch position switch with a 12V power supply; when the clutch is under disengaging state, the power supply will ground and ECU will lose 12V high potential signal, by which the position of the clutch can be judged.
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Page 64: Chapter Two Fundamental Principle For Failure Diagnosis Of
Chapter Two Fundamental Principle for Failure Diagnosis of Electronic Fuel Injection System 1. Failure Information Records The ECU monitors sensor, actuator, related circuit, malfunction indicator and battery voltage etc., and even EUC itself continuously. At the same time, the ECU inspect the reliability test on sensor signal output, actuator driving signal and internal signal (e.g.: closed loop control, knock control, idle speed control and accumulator voltage control etc.).
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Page 65: Limp Home
information record will be stored in memory after the identified failure disappears (after troubleshooting). W hen a failure is identified for the first time, Hz will be set as its initial value 40. If failure status does not change, then this numerical value will maintain all along. …
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Page 66: Clearing Failure Information Records
Figure 3-1 ISO 9141-2 Standard Diagnostic Connector 8. Clearing Failure Information Records After the failure is removed, the failure information records in memory should be cleared. The diagnostic trouble code can be cleared through the following approaches: W hen the numerical value of frequency counter in ECU reaches zero, the failure information records in failure memory will be automatically cleared.
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Page 67
P0032 Too high voltage in heating control circuit of upstream oxygen sensor class31 P0105 Signal failure of intake air pressure sensor class31 P0106 Improper signal from intake air pressure sensor class31 P0107 Too low voltage in signal circuit of intake air pressure sensor class31 P0108 Too high voltage in signal circuit of intake air pressure sensor… -
Page 68
P0340 Failure in signal circuit of phase sensor class5 P0341 Improper signal from phase sensor class5 P0342 Too low voltage in signal circuit of phase sensor class5 P0343 Too high voltage in signal circuit of phase sensor class5 P0444 Failure in control circuit of canister control valve class31 P0458 Too low voltage in control circuit of canister control valve… -
Page 69
Too high voltage in relay control circuit of electronic cooling fan (high P0694 speed) class5 P0704 Improper clutch pedal signal class5 P1336 Restrictive effect of safety monitoring torque of electronic throttle class34 The deviation between physical location and target location of electronic P1545 throttle overruns class34… -
Page 70
Self-study value of closed loop air fuel ratio control is above the upper limit P2191 (heavy load zone) class5 Self-study value of closed loop air fuel ratio control is below the lower limit P2192 (heavy load zone) class5 Main power cord Engine theft-proof module 1… -
Page 71: The Steps For Implementation Of Failure Diagnosis According To Failure Information Records
11. The Steps for Implementation of Failure Diagnosis According to Failure Information Records 11.1 Electronic Throttle Failure Failure codes: P012, P0122, P0123 , P022, P0222, P0223, P1336, P154, P1558, P1559, P1564, P1565, P1568, P1579, P1604 Operating steps Result Follow up steps Put the ignition switch to “ON”.
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Page 72: Knock Sensor Failure
11.2 Knock Sensor failure Failure codes: P0324, P0327, P0328 Operating steps Result Follow up steps Close the ignition switch, and the engine stops. Next step Pull out the joint of knock sensor on harness, use a Next step multimeter to check if both resistance values between 1# and 2# pins and between 1# pin and Replace with a new shielded wire (sensor shield) pin of knock sensor…
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Page 73: Air Pressure Sensor Failure
11.3 Air Pressure Sensor Failure Failure codes: P0102, P0103, P0112, P0113 Operating steps Result Follow up steps Put the ignition switch to “ON”. Next step Pull out joint of intake air pressure sensor on harness; use a multimeter to check if a 5V Next step voltage is present between 2# and 3# pins of the joint.
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Page 74: Front Oxygen Sensor Failure
Start the engine and leave it at idle speed until its coolant temperature reaches to the normal value. Connect special diagnostic tester for Chery to read Next step part of data stream of the engine, and then observe…
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Page 75
Connect special diagnostic tester for Chery to read Check other part part of data stream of the engine, and then Replace the sensor carefully observe part of data stream of the sensor; apply the accelerator pedal to bottom and then rapidly release it, observe if the output voltage of the oxygen sensor can reach below 100mv. -
Page 76: Rear Oxygen Sensor Failure
Start the engine and leave it at idle speed until its coolant temperature reaches to the normal value. Connect special diagnostic tester for Chery to read Next step part of data stream of the engine, and then observe…
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Page 77
Start the engine and let it run at idle speed until Next step coolant temperature reaches normal value. Connect special diagnostic tester for Chery to read Check other part part of data stream of the engine, and then Replace the sensor carefully observe part of data stream of the sensor;… -
Page 78: Coolant Temperature Sensor Failure
11.6. Coolant Temperature Sensor Failure Failure codes: P0112, P0113 Operating steps Result Follow up steps Put the ignition switch to “ON”. Next step Pull out joint of coolant temperature sensor on Next step harness; use a multimeter to check if the magnitude of voltage between 1# (+) and 2# (-) pins of this joint is around 5V.
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Page 79: Failure In Driver Stage Of Injector
11.7 Failure in Driver Stage of Injector Failure codes: P0201, P0202, P0203, P0204, P0261, P0262, P0264, P0265, P0267, P0268, P0270, P0271 Operating steps Result Follow up steps Close the ignition switch, and the engine stops. Next step Pull out each electromagnetic injector joint on Next step harness in turn, and then lap the two pins of multimeter between 2# pin of the joint and the…
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Page 80: Failure In Driver Stage Of Canister Control Valve
11.8 Failure in Driver Stage of Canister Control Valve Failure codes: P0443, 0444, 0445 Operating steps Result Follow up steps Start the engine and let it run at idle speed until Next step engine coolant temperature reaches normal value. Pull out canister control valve joint on harness; Next step use a multimeter to check if an around 8.6V 5 (check positive…
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Page 81: Failure In Driver Stage Of Malfunction Indicator Lamp (Mil)
11.9 Failure in Driver Stage of Malfunction Indicator Lamp (MIL) Failure codes: P1677, P1678, P1679 Operating steps Result Follow up steps Put the ignition switch to “ON” Next step Disassemble the dashboard, and then use a Check the circuit multimeter to check if it is break or short circuit Next step between 29#, 30# pins at instrument end and 62#, 81# pins of ECU.
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Page 82: Failure In Driver Stage Of 1#, 2# Coils Of Step Motor
11.10 Failure in Driver Stage of 1#, 2# Coils of Step Motor Failure codes: P1682, 1683 Operating steps Result Follow up steps Turn on the ignition switch but do not start the Next step engine. Pull out connector of the electronic throttle, and Next step then check if the resistance value between 5# and Replace the…
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Page 83
11.11 Crankshaft Position Sensor Failure Failure code: P0016 Operating steps Result Follow up steps Put the ignition switch to “ON”. Next step Pull out camshaft position sensor joint on harness, Next step and then use a multimeter to check if the voltage Check circuit and between 1# pin of this joint and ground wire is main power supply… -
Page 84: Craftshaft Position Sensor Failure
11.12 Craftshaft Position Sensor Failure Failure codes: P0321, P0322, P0219 Operating steps Result Follow up steps Put the ignition switch to “ON”. Next step Pull out crankshaft position sensor joint on Check the circuit harness, use a multimeter to check if it is short or Next step break circuit between 1# pin of this joint and 34# pin of ECU.
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Page 85: Ignition Coil Failure
11.12 Ignition Coil Failure Operating steps Result Follow up steps Put the ignition switch to “ON”. Next step Pull out ignition coil joint on harness, and then use Next step a multimeter to check if the voltage between 3# Check the circuit pin of this joint and ground wire is an around 12V battery voltage.
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Page 86: Accelerator Pedal Position Sensor Failure
11.13 Accelerator Pedal Position Sensor Failure Failure codes: P2106, P2122, P2123, P2127, P2128, P2138 Operating steps Result Follow up steps Put the ignition switch to “ON”. Next step Pull out accelerator pedal position sensor joint on Next step harness, and then use a multimeter to check if an Check the circuit around 5V voltage signal is present between 3#, 6# pins of this joint and ground wire.
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Page 87: Double Brake Swtich
11.14 Double Brake Switch Failure codes: P0571, P0504 Operating steps Result Follow up steps Put the ignition switch to “ON”. Next step Pull out brake switch joint on harness, and then Next step use a multimeter to check if it is short or break Check the circuit circuit between 1#, 2# pins of this joint and 21#, 58# pins of ECU.
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Page 88: Theft-Proof Control System Failure
11.15 Theft-proof Control System Failure Operating steps Result Follow up steps Insert the ignition key into the ignition lock. Next step Put the ignition switch to ON position, and then Check other part observe if engine failure indicator lamp or EPC Next step lamp works normally (quick flash of failure indicator lamp or EPC lamp indicates a abnormal…
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Page 89: Steps For Implementation Of Failure Diagnosis By Engine Symptom
12. Steps for Implementation of Failure Diagnosis by Engine Symptom 12.1 Perform Preliminary Inspection First before Following the Steps for Implementation of Failure Diagnosis by Engine Symptom. (1) Make sure that ECU and failure indicator lamp (or EPC lamp) have no off-normal phenomenon (excluding the models that have no failure indicator lamp).
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Page 90
C heck that grounding of wire harness is clean and firm. C heck that vacuum pipeline is unbroken, twisted and in right connection. C heck that there is no obstruction in pipe. C heck that air intake pipe is not squashed or damaged. … -
Page 91: The Engine Does Not Rotate Or Rotates Slowly When Starting
12.2 The Engine Does not Rotate or Rotates Slowly when Starting Operating steps Result Follow up steps Use a multimeter to check if a voltage around Next step 10-12.5V is present between two battery Repair terminals. replace battery Put the ignition switch to “ON”. Use a Next step multimeter to check if a battery voltage around Repair…
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Page 92
12.3 When Starting, Engine Can be Dragged to Rotate but Can not Start with Success. Operating steps Result Follow up steps Put the ignition switch to “ON”. Use a failure Remove diagnostic tester to check if any failure failure displayed information record exists. -
Page 93
Clean out the fuel injector and observe if it can Replace the fuel work correctly. injector Check if fuel is bad or moisture. Replace fuel Check if the fuel pressure value is below 400 Next step kPa. Close the fuel manometer valve. Re-engage the Next step ignition switch to let the fuel pump run for a period of time, and then check if fuel pressure… -
Page 94: Warm Starting Difficulty
12.4 Warm Starting Difficulty Operating steps Result Follow up steps Put the ignition switch to “ON”. Use a special Remove the failure diagnostic tester check if any failure displayed information record exists. Next step Connect fuel manometer valve. Short 30# and 87# Next step pins of fuel pump relay to make the fuel pump run, and then check if fuel pressure is around…
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Page 95
Check if the fuel pump is stopped up. Replace fuel pump Replace ECU Note: Warm starting difficulty is in connection with many systems, such as battery, throttle body and water temperature sensor etc. as well as mechanical part of the engine, such as valve sealing. -
Page 96: Engine Speed Is Normal, But It Is Difficult To Start At Any Time
12.5 Engine Speed is Normal, but it is Difficult to Start at any Time Operating steps Result Follow up steps Put the ignition switch to “ON”. Use a special Remove the failure diagnostic tester to check if any failure displayed information record exists.
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Page 97
Replace fuel pressure regulator When engine coolant is at low temperature, pull Next step out electronic throttle body on harness and Check electronic observe if engine revolution will rise. throttle body for damage Put the ignition switch to “ON”. Check if Next step voltage on the following pins of ECU is normal: Check wires and… -
Page 98: Cold Starting Difficulty
12.6 Cold Starting Difficulty Operating steps Result Follow up steps Put the ignition switch to “ON”. Use a failure Remove the failure diagnostic tester check if any failure displayed information record exists. Next step Use a multimeter to check if the coolant Next step temperature sensor is normal.
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Page 99
Check if the fuel pressure value is below 300 kPa. Next step Close the fuel manometer valve. Re-engage the Next step ignition switch to let the fuel pump run for a period of time, and then check if fuel pressure can be built up. -
Page 100: Unsteady Idle Speed At Any Time
12.7 Unsteady Idle Speed at Any Time Put the ignition switch to “ON”. Use a failure Remove the failure diagnostic tester check if any failure displayed information record exists. Next step Check if electronic throttle system of engine Repair or replace works normally.
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Page 101
Check if the fuel pressure value is below 300kPa. Next step Close the fuel manometer valve. Re-engage the Next step ignition switch to let the fuel pump run for a period of time, and then check if fuel pressure can be built up. -
Page 102: Unsteady Idle Speed During Warming Up Process
12.8 Unsteady Idle Speed during Warming up Process Put the ignition switch to “ON”. Use a failure Remove the failure diagnostic tester check if any failure displayed information record exists. Next step Check the air cleaner and look if it is open. Next step Replace After starting successfully, check if air intake…
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Page 103: Unsteady Idle Speed After Warming Up
12.9. Unsteady Idle Speed after Warming up Put the ignition switch to “ON”. Use a failure Remove the failure diagnostic tester to check if any failure displayed information record exists. Next step Turn on ignition switch, connect an adaptor Next step between ECU and harness, and then check if the Repair or replace the voltage between 17# and 42# pins of ECU,…
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Page 104
Check if there is leaking or jam in oil intake Repair or replace oil pipe. intake pipe Replace oil pump Check if the oil return pipe is bended or Repair or replace oil jammed. return pipe Replace fuel pressure regulator Let engine run at idle speed, after coolant Next step temperature reaches normal value, then use a… -
Page 105: Unsteady Idle Speed Or Extinguish With Load (A/C Etc.)
12.10 Unsteady Idle Speed or Extinguish with Load (A/C etc.) Put the ignition switch to “ON”. Use a failure Remove the failure diagnostic tester to check if any failure displayed information record exists. Next step Turn on A/C switch, connect an adaptor Next step between ECU and harness, and then measure Check and repair air…
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Page 106: Periodic Unsteadiness (Have To Perform Self-Study Again After Ecu Is Power Off)
12.11 Periodic Unsteadiness (Have to Perform Self-study again after ECU is Power off) Put the ignition switch to “ON”. Use a failure Remove the failure diagnostic tester check if any failure displayed information record exists. Next step Check the air cleaner and look if it is open. Next step Replace After starting successfully, check if air intake…
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Page 107
Check if the spark plug is in right conditions. Replace ECU Replace spark plug Note: For periodic unsteadiness, mainly check air intake system for air leak or electronic throttle body for failure. Following are the steps for inspection of electronic throttle body: while turning on ignition key, throttle may jiggle;… -
Page 108: Too High Idle Speed (Have To Perform Self-Study Again After Ecu Is Power Off)
12.12 Too High Idle Speed (Have to Perform Self-study again after ECU is Power off) Put the ignition switch to “ON”. Use a failure Remove the failure diagnostic tester check if any failure displayed information record exists. Next step Check if throttle valve plate is locked and if Adjust or replace failure exists in electronic throttle body.
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Page 109: Engine Revolution Speed Is Too Low Or Flameout
12.13. Engine Revolution Speed is too Low or Flameout Put the ignition switch to “ON”. Use a failure Remove the failure diagnostic tester to check if any failure displayed information record exists. Next step Check the air cleaner and look if it is open. Next step Replace Run the engine at idle speed and check if the…
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Page 110
return pipe by oil return baffle so that the oil can Repair and replace not return. Check if the oil pressure occurs fuel injector and immediately. oil pipe Check if there is leaking or jam in oil intake Repair or replace pipe. -
Page 111: Slow Response When Accelerating
12.14 Slow Response when Accelerating Put the ignition switch to “ON”. Use a failure Remove the failure diagnostic tester to check if any failure displayed information record exists. Next step Turn off the engine. Check the air cleaner and Next step look if it is open.
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Page 112
Open the valve of fuel gauge and clamp the oil Replace the pressure return pipe by oil return baffle so that the oil can regulator not return. Check if the oil pressure occurs Repair and replace immediately. fuel injector and oil pipe Check if there is leaking or jam in oil intake Repair or replace oil… -
Page 113: Poor Performance And Disability When Accelerating
12.15 Poor Performance and Disability when Accelerating. Check if failure occurs, such as clutch slipping, Repair low tire pressure, brake delay, wrong tire size Next step and incorrect four-wheel alignment. Check if the electronic throttle can be full Next step opening.
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Page 114
Close the fuel manometer valve. Re-engage the Next step ignition switch to let the fuel pump run for a period of time, and then check if fuel pressure can be built up. Open the valve of fuel gauge and clamp the oil Replace the pressure return pipe by oil return baffle so that the oil can regulator… -
Page 115: Unable To Reach The Maximum Revolution When Accelerating
12.16 Unable to Reach the Maximum Revolution when Accelerating Put the ignition switch to “ON”. Use a failure Remove the failure diagnostic tester to check if any failure displayed information record exists. Next step With engine off, check if air cleaner is smooth Next step (can not simply rely on visualization, remove Replace…
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Page 116
Check if the exhaust system and three-way Replace ECU catalytic converter are jammed. Note: In case the engine is unable to reach its maximum revolution when accelerating, mainly check if exhaust pipe is chocked and air cleaner is smudgy. In addition, for electric control system of A21, in case of a failure in crankshaft or camshaft position sensor, ECU will take restrictive driving measures to restrict engine revolution to exceed certain value, which should be noted during maintenance process. -
Page 117: At Instant, Even Extinguishes
12.17 When Releasing Accelerator Pedal after Acceleration, Unsteady Idle Speed Occurs at Instant, even Extinguishes. Put the ignition switch to “ON”. Use a failure Remove the failure diagnostic tester to check if any failure displayed information record exists. Next step With engine off, check if air cleaner is smooth Next step (can not simply rely on visualization, remove…
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Page 118
Check if the fuel pressure value is below 400 kPa. Check if the exhaust system and three-way Replace or clean catalytic converter are jammed. Replace ECU Note: For an electric control motor with the electronic throttle body, the main actuators of its air intake system are air flow meter and electronic throttle body. -
Page 119: A/C System Failure
12.18 A/C System Failure Check if there is enough coolant, if the A/C belt, Next step the A/C clutch and the pressure switch are in Troubleshooting good condition. Let engine run at idle speed and turn on A/C Remove the failure switch.
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Page 120: Safety Precautions For System Maintenance
13. Safety Precautions for System Maintenance 13.1 Safety Precautions for Diagnosis and Maintenance of Gasoline Injection Electronic Control System (1) Disassembly and assembly requirements for electronic control unit (ECU): C ontrollers shall be removed before welding or paint-baking; …
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Page 121
Chery to clear the failure codes in the system; When the engine is running at high speed, touching wheel train of engine and revolving parts are forbidden;…
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Каталог
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Chery
- Chery QQ
Руководство по ремонту, эксплуатации и техническому обслуживанию автомобилей Chery QQ / Chery Sweet, оборудованных бензиновыми двигателями рабочим объемом 0,8, 1,1 л. Ремонт Чери Куку. Эксплуатация, обслуживание, электросхемы.
В настоящей иллюстрированной брошюре представлено руководство по ремонту Chery QQ6 / Chery Jaggi. Также сюда включено руководство по эксплуатации и техническому обслуживанию, рассмотрено устройство этих автомобилей, на которые устанавливались бензиновые двигатели SQR473 рабочим объемом 1,3 л. Ремонт Чери QQ6