Category: Acura

P0637 Acura Power Steering Control Circuit High Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Acura Vehicle: Acura ILX, Acura MDX, Acura RDX, Acura RLX, Acura TL, Acura TSX, Acura ZDX, Acura CSX, Acura EL, Acura Integra, Acura RSX, Acura Legend, Acura Vigor, Acura CL, Acura SLX, Acura NSX, Acura RL, Acura…

P0638 Acura 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 Acura code. Before replacing any parts try cleaning the throttle body and reset the engine light. Symptoms – Engine Light ON (or Service…

P0639 Acura 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 P0639 Acura code. Before replacing any parts try cleaning the throttle body and reset the engine light. Symptoms – Engine Light ON (or Service…

P0631 Acura VIN Not Programmed or Incompatible Transmission Control Module (TCM) OBD Code: System: Subsystem:  P0631 Acura – (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: Acura Vehicle: Acura ILX, Acura MDX, Acura RDX, Acura RLX,…

P0632 Acura 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 Acura 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 Acura Description The Engine Control Module (ECM), the Powertrain…

P0634 Acura 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…

P0635 Acura Power Steering Control Circuit Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Acura Vehicle: Acura ILX, Acura MDX, Acura RDX, Acura RLX, Acura TL, Acura TSX, Acura ZDX, Acura CSX, Acura EL, Acura Integra, Acura RSX, Acura Legend, Acura Vigor, Acura CL, Acura SLX, Acura NSX, Acura RL, Acura ZDX

P0630 Acura 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)….

P0627 Acura 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 Acura Description The Engine Control Module (ECM) has detected…

P0628 Acura 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 Acura 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 Acura Description When the ignition…

P0622 Acura 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…