Volkswagen specific DTC OBD2 code: P1508 Idle System Learned Value Upper Limit Attained
Volkswagen specific DTC OBD2 code: P1507 Idle System Learned Value Lower Limit Attained
Volkswagen specific DTC OBD2 code: P1506 Closed Throttle Position Switch Does Not Open/Short To Ground
Volkswagen specific DTC OBD2 code: P1505 Closed Throttle Position Does Not Close/Open Circuit
Volkswagen specific DTC OBD2 code: P1504 Intake Air System Bypass Leak Detected
Volkswagen specific DTC OBD2 code: P1503 Load Signal From Generator Range/Performance
Volkswagen specific DTC OBD2 code: P1502 Fuel Pump Relay Circuit Short To B+
Volkswagen specific DTC OBD2 code: P1501 Fuel Pump Relay Circuit Short To Ground
Volkswagen specific DTC OBD2 code: P1500 Fuel Pump Relay Electrical Circuit Malfunction
Volkswagen specific DTC OBD2 code: P1478 EVAP Emission Control System LDP Clamped Tube Detected