Category: Audi

P0635 Audi Power Steering Control Circuit Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Audi Vehicle:Audi A1,Audi A3,Audi A1,Audi A3,Audi A1,Audi A3,Audi A4,Audi A5,Audi Q3,Audi A5,Audi Q5,Audi A3,Audi A4,Audi A5,Audi TT,Audi Q3,Audi Q5,Audi S3,Audi TTS,Audi RS 3,Audi TT RS,Audi A7,Audi Q7,Audi A8,Audi A6,Audi S4,Audi S5,Audi Q5,Audi S6,Audi S8,Audi S5,Audi A8,Audi R8 V8,Audi…

P0636 Audi Power Steering Control Circuit Low Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Audi Vehicle:Audi A1,Audi A3,Audi A1,Audi A3,Audi A1,Audi A3,Audi A4,Audi A5,Audi Q3,Audi A5,Audi Q5,Audi A3,Audi A4,Audi A5,Audi TT,Audi Q3,Audi Q5,Audi S3,Audi TTS,Audi RS 3,Audi TT RS,Audi A7,Audi Q7,Audi A8,Audi A6,Audi S4,Audi S5,Audi Q5,Audi S6,Audi S8,Audi S5,Audi A8,Audi R8…

P0637 Audi Power Steering Control Circuit High Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Audi Vehicle:Audi A1,Audi A3,Audi A1,Audi A3,Audi A1,Audi A3,Audi A4,Audi A5,Audi Q3,Audi A5,Audi Q5,Audi A3,Audi A4,Audi A5,Audi TT,Audi Q3,Audi Q5,Audi S3,Audi TTS,Audi RS 3,Audi TT RS,Audi A7,Audi Q7,Audi A8,Audi A6,Audi S4,Audi S5,Audi Q5,Audi S6,Audi S8,Audi S5,Audi A8,Audi R8…

P0638 Audi Throttle Actuator Control Range/Performance Possible causes – Drive-by-wire control system malfunction– Throttle actuator malfunction– Throttle valve malfunction– PCM malfunction Tech description Dirty or clogged throttle body can triggered the P0638 Audi code. Before replacing any parts try cleaning the throttle body and reset the engine light. Symptoms – Engine Light ON (or Service…

P0630 Audi VIN Not Programmed or Mismatch Possible causes – Engine Control Module (ECM) Programming error– Vehicle Identification Number (VIN) not programmed to ECM– Faulty or wrong ECM Tech description If a new ECM is installed in a vehicle, the Vehicle Identification Number (VIN) has to be reprogrammed to the new Engine Control Module (ECM)….

P0631 Audi VIN Not Programmed or Incompatible Transmission Control Module (TCM) OBD Code: System: Subsystem:  P0631 Audi – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: VIN Not Programmed or Incompatible Transmission Control Module (TCM) Location: Analysis: Possible Causes:       Tech description: Audi Vehicle:Audi A1,Audi A3,Audi A1,Audi A3,Audi A1,Audi A3,Audi A4,Audi A5,Audi…

P0632 Audi Odometer Not Programmed or Mismatch Possible causes – Engine Control Module (ECM) Programming error– Odometer not programmed to ECM– Faulty or wrong ECM Tech description If a new ECM/PCM is installed in a vehicle, the mileage has to be reprogrammed to the new ECM/PCM What about the obd code? Mileage on odometer does…

P0633 Audi Immobilizer Key Not Programmed Possible causes – Deterrent key not programmed to vheicle– Faulty Deterrent key– Fualty ignition switch– Poor electrical connection for Deterrent circuit components Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– No or hard engine start situation P0633 Audi Description The Engine Control Module (ECM), the Powertrain…

P0634 Audi Transmission Control Module Overtemperature Possible causes – Obstructions in the airflow of the radiator or transmission cooler– Kinked or damaged transmission fluid lines– Damage to the transmission cooler Tech description Check transmission fluid level and condition and replaced fluid if necessary. Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0634…

P0627 Audi Fuel Pump Control System Malfunction Possible causes – Faulty fuel pump relay– Fuel pump harness is open or shorted– Fuel pump circuit poor electrical connection– Faulty fuel pump control module (if applicable) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0627 Audi Description The Engine Control Module (ECM) has detected…

P0628 Audi Low Voltage Detected At The Fuel Lift Pump Possible causes – Faulty Fuel Lift Pump– Fuel Lift Pump harness is open or shorted– Fuel Lift Pump circuit poor electrical connection Tech description Usually the solution to the problem is the fuel lift pump What about the obd code? – Engine Light ON (or…

P0629 Audi Fuel Pump A Control Circuit High Possible causes – Faulty Fuel Pump– Fuel pump harness is open or shorted– Fuel pump circuit poor electrical connection– Faulty Fuel Pump Relay– Faulty fuel pump control module (if applicable) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0629 Audi Description When the ignition…

P0622 Audi Generator Field Not Switching Possible causes – Battery charge– Faulty Generator– Generator harness is open or shorted– Generator circuit poor electrical connection– Engine Control Module (ECM) controlled generator– Faulty ECM Tech description If the battery is OK then the alternator is more than likely the problem. Symptoms – Engine Light ON (or Service…