MAINTENANCE MANUAL OF GW4D20/GW4D20B TURBOCHARGED DIESEL ENGINES
498
Great Wall Baoding Internal Combustion Engine
Manufacturing Company Limited
(Continued)
Part / System
Malfunction
Code
Malfunction Description
Exhaust-related
Malfunction
Indicator Lamp
Engine
Malfunction
Indicator
Lamp
Action
U0140
CAN communication
malfunction of the body system
control unit
Not lit up
Not lit up
P1946
Vehicle collision signal sent by
the airbag system control unit
through CAN message received
Not lit up
Not lit up
Anti-theft chip
(ATC)
P0633
The key for the anti-theft chip
not written
Not lit up
Not lit up
P1167
Response from the anti-theft
chip not received
Not lit up
Not lit up
P0513
Passport check by the anti-theft
chip failing
Not lit up
Not lit up
P1690
The anti-theft chip control unit
continuing not to respond
Not lit up
Not lit up
Electronic
control unit
safety
monitoring
(ESM)
P0606
Monitoring malfunction of the
electronic control safety
Not lit up
Not lit up
