01-10-2007, 06:56 PM
Някой модератор може да я сложи като важна тема най-отгоре(поне аз смятам, че е доста полезна). Ако ми остане време ще се опитам да я преведа. Ако някой го направи преди мен естествено тази да се изтрие и да остане написаната на български. Ако някой има таблиците с кодовете за другите сокети може да ми ги прати на лична и аз ще ги добавя в темата.
1. Fault codes retrieval
* Open the diagnostic system's box cover and place the test cable mounted on the side of the box into an appropriate socket.
* Turn the ignition ON to key position II without starting the engine. Wait about ten seconds.
* Press the button once and hold it for more than one but less than three seconds.
* The LED lamp will flash in successive series of three digits followed by a three-second pause. If there are no fault codes stored, it will flash 1-1-1 indicating the system being tested is operating correctly.
* Count the successive flashes and record the fault code.
* Press the button again, as described above.
* Record the fault code. If it is the same as the previous one, then no additional codes are stored. Repeat until all the codes stored are retrieved (often a maximum of three).
* Turn the ignition OFF and remove the test cable from a socket.
2. Erasing fault codes
* Repeat step 1 and read all the fault codes again.
* Press and hold the button for more than five seconds, then release it.
* When the LED lights, press the button again for more than five seconds and release it. When the LED goes off, the memory is cleared.
* Test that memory is cleared by performing step 1. Code 1-1-1 should be returned.
Note: erasing fault codes on the ABS socket will cause the ABS control to be lit. It will turn off after a test-drive with speed of more than 40 km/h.
Sockets description
1 – alarm and remote locking system,
2 – fuel system,
3 – ABS,
6 – ignition system,
7 – SRS (airbag).
Hints
Before assuming a fault in any of the systems tested, try to erase fault codes as described above. In my case, open circuit in ABS wiring has initially been signalled with codes 122, 152, 312 and 322. After erasing and performing a test-drive, only code 312 was signalled.
At first, read the codes when the engine is completely cold. Then, go for a longer test-drive and read them all again while the engine is still hot. Some codes (especially these related to lambda-sensor) tend to appear only when the vehicle is driven and short time afterwards.
Code tables
(Currently lacking codes for sockets 2 and 6. I will hopefully publish them soon.)
Socket 1 — alarm and remote locking system
Code:
1-1-1 No error code set
1-1-3 Transmitter to receiver: weak signal
1-1-4 Control Module (CM) faulty
2-1-1 Relay contacts, fuse or ground terminal (locking)
2-1-2 Relay contacts, fuse or ground terminal (unlocking)
2-2-1 Fuse or ground terminal (locking)
2-2-2 Fuse or ground terminal (unlocking)
2-2-3 Codes 2-2-1 and 2-2-2 combined
3-1-2 Siren: internal fault
3-2-1 Siren: power supply
4-1-2 Ultrasonic system: internal fault
4-1-3 Ultrasonic system: one or more sensors faulty
5-1-1 Key switch ground on (> 10 seconds)
5-1-2 Key switch ground off (> 10 seconds)
5-1-3 Locking door with ignition on
5-1-4 Unlocking door with ignition on
5-2-1 Central locking system switch (> 10 seconds locked)
5-2-2 Ultrasonic switch (> 20 seconds locked)
5-3-1 Interior lights, shorting to earth
Socket 3 — ABS
Code: (40 km/h = 25 mph)
1-1-1 No error code set
1-2-1 Left side front wheel sensor: faulty signal at speed less than 40 km/h
1-2-2 Right side front wheel sensor: faulty signal at speed less than 40 km/h
1-2-3 Left side rear wheel sensor: faulty signal at speed less than 40 km/h
1-2-4 Right side rear wheel sensor: faulty signal at speed less than 40 km/h
1-2-5 Signal faulty from at least one sensor for a long period
1-3-5 Control Module (CM) faulty
1-4-1 Faulty pedal sensor: shorted to ground or supply
1-4-2 Faulty stop (brake) lamp switch: open circuit
1-4-3 Control Module (CM) faulty
1-4-4 Brake discs overheated
1-5-1 Left side front wheel sensor: open circuit or short-circuit to battery voltage
1-5-2 Right side front wheel sensor: open circuit or short-circuit to battery voltage
1-5-5 Rear axle sensor: open curcuit or short-circuit to battery voltage
2-1-1 Left side front wheel sensor: no signal or moving off
2-1-2 Right side front wheel sensor: no signal or moving off
2-1-3 Left side rear wheel sensor: no signal or moving off
2-1-4 Right side rear wheel sensor: no signal or moving off
2-1-5 Valve relay: open circuit or short-circuit
2-2-1 Left side front wheel sensor: ABS operation signal missing
2-2-2 Right side front wheel sensor: ABS operation signal missing
2-2-3 Left side rear wheel sensor: ABS operation signal missing
2-2-4 Right side rear wheel sensor: ABS operation signal missing
2-3-1 Left side front wheel sensor: signal missing
2-3-2 Right side front wheel sensor: signal missing
2-3-5 Rear axle sensor: signal missing
3-1-1 Left side front wheel sensor: open circuit or short-circuit
3-1-2 Right side front wheel sensor: open circuit or short-circuit
3-1-3 Left side rear wheel sensor: open circuit or short-circuit
3-1-4 Right side rear wheel sensor: open circuit or short-circuit
3-2-1 Left side front wheel sensor: irregular interference at speeds over 40 km/h
3-2-2 Right side front wheel sensor: irregular interference at speeds over 40 km/h
3-2-3 Left side rear wheel sensor: irregular interference at speeds over 40 km/h
3-2-4 Right side rear wheel sensor: irregular interference at speeds over 40 km/h
4-1-1 Left side front wheel inlet valve: open circuit or short-circuit
4-1-2 Left front return valve: open circuit or short-circuit
4-1-3 Right side front wheel inlet valve: open circuit or short-circuit
4-1-4 Right front return valve: open circuit or short-circuit
4-1-5 Rear valve: open circuit or short-circuit
4-2-1 Rear wheel circuit inlet valve: open circuit or short-circuit
4-2-2 Rear wheel circuit return valve: open circuit or short-circuit
4-2-3 Traction Control System (TRACS) valve: open circuit or short-circuit
4-2-4 Pressure switch for TRACS: faulty or short-circuit
4-4-1 Control Module (CM) faulty
4-4-2 Pump pressure low
4-4-3 Pump motor/relay: electrical or mechanical fault
4-4-4 No power supply to valves in hydraulic unit
Socket 7 — SRS
Code:
1-1-1 No error code set
1-1-2 Internal fault in the sensor unit
1-2-7 SRS lamp: open circuit or short-circuit
2-1-1 Steering wheel module: short-circuit in wiring
2-1-2 Steering wheel module: open circuit in wiring
2-1-3 Steering wheel module: short-circuit to the ground
2-1-4 Steering wheel module: short-circuit to +12V
2-2-1 Passenger module: short-circuit in wiring
2-2-2 Passenger module: open circuit in wiring
2-2-3 Passenger module: short-circuit to the ground
2-2-4 Passenger module: short-circuit to +12V
2-3-1 Left seat belt tensioner: short-circuit in wiring
2-3-2 Left seat belt tensioner: open circuit in wiring
2-3-3 Left seat belt tensioner: short-circuit to the ground
2-3-4 Left seat belt tensioner: short-circuit to +12V
2-4-1 Right seat belt tensioner: short-circuit in wiring
2-4-2 Right seat belt tensioner: open circuit in wiring
2-4-3 Right seat belt tensioner: short-circuit to the ground
2-4-4 Right seat belt tensioner: short-circuit to +12V
(no code) SRS lamp in the instrument panel does not light
(no code) Fault in diagnostic output
1. Fault codes retrieval
* Open the diagnostic system's box cover and place the test cable mounted on the side of the box into an appropriate socket.
* Turn the ignition ON to key position II without starting the engine. Wait about ten seconds.
* Press the button once and hold it for more than one but less than three seconds.
* The LED lamp will flash in successive series of three digits followed by a three-second pause. If there are no fault codes stored, it will flash 1-1-1 indicating the system being tested is operating correctly.
* Count the successive flashes and record the fault code.
* Press the button again, as described above.
* Record the fault code. If it is the same as the previous one, then no additional codes are stored. Repeat until all the codes stored are retrieved (often a maximum of three).
* Turn the ignition OFF and remove the test cable from a socket.
2. Erasing fault codes
* Repeat step 1 and read all the fault codes again.
* Press and hold the button for more than five seconds, then release it.
* When the LED lights, press the button again for more than five seconds and release it. When the LED goes off, the memory is cleared.
* Test that memory is cleared by performing step 1. Code 1-1-1 should be returned.
Note: erasing fault codes on the ABS socket will cause the ABS control to be lit. It will turn off after a test-drive with speed of more than 40 km/h.
Sockets description
1 – alarm and remote locking system,
2 – fuel system,
3 – ABS,
6 – ignition system,
7 – SRS (airbag).
Hints
Before assuming a fault in any of the systems tested, try to erase fault codes as described above. In my case, open circuit in ABS wiring has initially been signalled with codes 122, 152, 312 and 322. After erasing and performing a test-drive, only code 312 was signalled.
At first, read the codes when the engine is completely cold. Then, go for a longer test-drive and read them all again while the engine is still hot. Some codes (especially these related to lambda-sensor) tend to appear only when the vehicle is driven and short time afterwards.
Code tables
(Currently lacking codes for sockets 2 and 6. I will hopefully publish them soon.)
Socket 1 — alarm and remote locking system
Code:
1-1-1 No error code set
1-1-3 Transmitter to receiver: weak signal
1-1-4 Control Module (CM) faulty
2-1-1 Relay contacts, fuse or ground terminal (locking)
2-1-2 Relay contacts, fuse or ground terminal (unlocking)
2-2-1 Fuse or ground terminal (locking)
2-2-2 Fuse or ground terminal (unlocking)
2-2-3 Codes 2-2-1 and 2-2-2 combined
3-1-2 Siren: internal fault
3-2-1 Siren: power supply
4-1-2 Ultrasonic system: internal fault
4-1-3 Ultrasonic system: one or more sensors faulty
5-1-1 Key switch ground on (> 10 seconds)
5-1-2 Key switch ground off (> 10 seconds)
5-1-3 Locking door with ignition on
5-1-4 Unlocking door with ignition on
5-2-1 Central locking system switch (> 10 seconds locked)
5-2-2 Ultrasonic switch (> 20 seconds locked)
5-3-1 Interior lights, shorting to earth
Socket 3 — ABS
Code: (40 km/h = 25 mph)
1-1-1 No error code set
1-2-1 Left side front wheel sensor: faulty signal at speed less than 40 km/h
1-2-2 Right side front wheel sensor: faulty signal at speed less than 40 km/h
1-2-3 Left side rear wheel sensor: faulty signal at speed less than 40 km/h
1-2-4 Right side rear wheel sensor: faulty signal at speed less than 40 km/h
1-2-5 Signal faulty from at least one sensor for a long period
1-3-5 Control Module (CM) faulty
1-4-1 Faulty pedal sensor: shorted to ground or supply
1-4-2 Faulty stop (brake) lamp switch: open circuit
1-4-3 Control Module (CM) faulty
1-4-4 Brake discs overheated
1-5-1 Left side front wheel sensor: open circuit or short-circuit to battery voltage
1-5-2 Right side front wheel sensor: open circuit or short-circuit to battery voltage
1-5-5 Rear axle sensor: open curcuit or short-circuit to battery voltage
2-1-1 Left side front wheel sensor: no signal or moving off
2-1-2 Right side front wheel sensor: no signal or moving off
2-1-3 Left side rear wheel sensor: no signal or moving off
2-1-4 Right side rear wheel sensor: no signal or moving off
2-1-5 Valve relay: open circuit or short-circuit
2-2-1 Left side front wheel sensor: ABS operation signal missing
2-2-2 Right side front wheel sensor: ABS operation signal missing
2-2-3 Left side rear wheel sensor: ABS operation signal missing
2-2-4 Right side rear wheel sensor: ABS operation signal missing
2-3-1 Left side front wheel sensor: signal missing
2-3-2 Right side front wheel sensor: signal missing
2-3-5 Rear axle sensor: signal missing
3-1-1 Left side front wheel sensor: open circuit or short-circuit
3-1-2 Right side front wheel sensor: open circuit or short-circuit
3-1-3 Left side rear wheel sensor: open circuit or short-circuit
3-1-4 Right side rear wheel sensor: open circuit or short-circuit
3-2-1 Left side front wheel sensor: irregular interference at speeds over 40 km/h
3-2-2 Right side front wheel sensor: irregular interference at speeds over 40 km/h
3-2-3 Left side rear wheel sensor: irregular interference at speeds over 40 km/h
3-2-4 Right side rear wheel sensor: irregular interference at speeds over 40 km/h
4-1-1 Left side front wheel inlet valve: open circuit or short-circuit
4-1-2 Left front return valve: open circuit or short-circuit
4-1-3 Right side front wheel inlet valve: open circuit or short-circuit
4-1-4 Right front return valve: open circuit or short-circuit
4-1-5 Rear valve: open circuit or short-circuit
4-2-1 Rear wheel circuit inlet valve: open circuit or short-circuit
4-2-2 Rear wheel circuit return valve: open circuit or short-circuit
4-2-3 Traction Control System (TRACS) valve: open circuit or short-circuit
4-2-4 Pressure switch for TRACS: faulty or short-circuit
4-4-1 Control Module (CM) faulty
4-4-2 Pump pressure low
4-4-3 Pump motor/relay: electrical or mechanical fault
4-4-4 No power supply to valves in hydraulic unit
Socket 7 — SRS
Code:
1-1-1 No error code set
1-1-2 Internal fault in the sensor unit
1-2-7 SRS lamp: open circuit or short-circuit
2-1-1 Steering wheel module: short-circuit in wiring
2-1-2 Steering wheel module: open circuit in wiring
2-1-3 Steering wheel module: short-circuit to the ground
2-1-4 Steering wheel module: short-circuit to +12V
2-2-1 Passenger module: short-circuit in wiring
2-2-2 Passenger module: open circuit in wiring
2-2-3 Passenger module: short-circuit to the ground
2-2-4 Passenger module: short-circuit to +12V
2-3-1 Left seat belt tensioner: short-circuit in wiring
2-3-2 Left seat belt tensioner: open circuit in wiring
2-3-3 Left seat belt tensioner: short-circuit to the ground
2-3-4 Left seat belt tensioner: short-circuit to +12V
2-4-1 Right seat belt tensioner: short-circuit in wiring
2-4-2 Right seat belt tensioner: open circuit in wiring
2-4-3 Right seat belt tensioner: short-circuit to the ground
2-4-4 Right seat belt tensioner: short-circuit to +12V
(no code) SRS lamp in the instrument panel does not light
(no code) Fault in diagnostic output
Ex: Volvo 440; 1.9 TDi, Ауди А4, :-|
![[Image: a2_h14_22_7_1993_2_1a.gif]](http://metric.rodim.ru/a2_h14_22_7_1993_2_1a.gif)
