P0571 VOLKSWAGEN Brake Switch A Circuit

Possible causes – Faulty Brake Switch– Misadjusted brake switch– Brake Switch harness is open or shorted– Brake Switch circuit poor electrical connection When is the obd code mean? The P0571 codes is set when the stop light switch does not turn off even once the vehicle is driven. Symptoms – Engine Light ON (or Service…

P0020 VOLKSWAGEN A Camshaft Position Actuator Circuit Bank 2

Possible causes – Faulty Camshaft Actuator– Dirty engine oil– Camshaft Position Actuator circuit is open or shorted– Camshaft Position Actuator circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Lack/Loss of power– Engine rough idle

P0390 VOLKSWAGEN Camshaft Position Sensor B Circuit Bank 2

Possible causes – Faulty Camshaft Position Sensor– Camshaft Position Sensor harness is open or shorted– Camshaft Position Sensor circuit poor electrical connection– Faulty starter motor– Starting system circuit– Dead (Weak) battery Tech description Sometimes and in some models, low battery voltage or a weak starter can can trigger a Camshaft Position Sensor code. When is…

P0416 VOLKSWAGEN Secondary Air Injection System Switching Valve B Circuit Open

Possible causes – Faulty Air Pump inoperative– Air bypass solenoid harness is open or shorted– Air bypass solenoid circuit poor electrical connection When is the obd code mean? The DTC P0416 is detected the the AIR vacuum control solenoid circuit not operating as desired by the PCM. Symptoms – Engine Light ON (or Service Engine…

P0418 VOLKSWAGEN Secondary Air Injection System Relay A Circuit Malfunction

Possible causes – Faulty Air Pump inoperative– Air bypass solenoid harness is open or shorted– Air bypass solenoid circuit poor electrical connection When is the obd code mean? The DTC P0418 is detected the the AIR vacuum control solenoid circuit not operating as desired by the PCM. Symptoms – Engine Light ON (or Service Engine…

P0070 VOLKSWAGEN Ambient Air Temperature Sensor Circuit

Possible causes – Faulty ambient air temperature sensor– Ambient air temperature sensor harness is open or shorted– Ambient air temperature sensor circuit poor electrical connection When is the obd code mean? The Engine Control Module (ECM) has detected an open or short circuit condition on the Ambient Air Temperature (AAT) sensor circuit. Symptoms – Engine…