P050C Volkswagen Cold Start Engine Coolant Temperature (ECT) Performance OBD Code: System: Subsystem: P050C Volkswagen – (ASE) Powertrain Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Cold Start Engine Coolant Temperature (ECT) Performance Location: Analysis: Possible Causes: Tech description: Volkswagen Vehicle:Volkswagen CC,Volkswagen Eos,Volkswagen Golf,Volkswagen GTI,Volkswagen Jetta,Volkswagen New Beetle,Volkswagen Passat,Volkswagen Routan,Volkswagen…
P050B Volkswagen Cold Start Ignition Timing Performance
P050B Volkswagen Cold Start Ignition Timing Performance OBD Code: System: Subsystem: P050B Volkswagen – (ASE) Powertrain Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Cold Start Ignition Timing Performance Location: Analysis: Possible Causes: Tech description: Volkswagen Vehicle:Volkswagen CC,Volkswagen Eos,Volkswagen Golf,Volkswagen GTI,Volkswagen Jetta,Volkswagen New Beetle,Volkswagen Passat,Volkswagen Routan,Volkswagen Tiguan,Volkswagen Touareg,Volkswagen Beetle,Volkswagen Golf,Volkswagen…
P050A Volkswagen Cold Start Idle Air Control System Performance
P050A Volkswagen Cold Start Idle Air Control System Performance OBD Code: System: Subsystem: P050A Volkswagen – (ASE) Powertrain Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Cold Start Idle Air Control System Performance Location: Analysis: Possible Causes: Tech description: Volkswagen Vehicle:Volkswagen CC,Volkswagen Eos,Volkswagen Golf,Volkswagen GTI,Volkswagen Jetta,Volkswagen New Beetle,Volkswagen Passat,Volkswagen Routan,Volkswagen…
P0509 Volkswagen Idle Air Control System Circuit High
P0509 Volkswagen Idle Air Control System Circuit High Possible causes – Dirty throttle body– Electric throttle control actuator misadjusted or damaged– Faulty Electric throttle control actuator– Intake air leak– Poor electrical connection to the Intake Air Control (IAC) valve Tech description If there are no intake leaks, clean throttle body, adjust engine idle and erase…
P0508 Volkswagen Idle Air Control Valve Sense Circuit Low
P0508 Volkswagen Idle Air Control Valve Sense Circuit Low Possible causes – Dirty throttle body– Electric throttle control actuator misadjusted or damaged– Faulty Electric throttle control actuator– Intake air leak– Poor electrical connection to the Intake Air Control (IAC) valve Tech description If there are no intake leaks, clean throttle body, adjust engine idle and…
P0507 Volkswagen Idle Air Control System RPM Higher Than Expected
P0507 Volkswagen Idle Air Control System RPM Higher Than Expected Possible causes – Dirty throttle body– Electric throttle control actuator misadjusted or damaged– Faulty Electric throttle control actuator– Intake air leak– Poor electrical connection to the Intake Air Control (IAC) valve Tech description If there are no intake leaks, clean throttle body, adjust engine idle…
P0506 Volkswagen Idle Air Control System RPM Lower Than Expected Large vacuum leak on engine
P0506 Volkswagen Idle Air Control System RPM Lower Than Expected Large vacuum leak on engine Possible causes – Dirty throttle body– Electric throttle control actuator misadjusted or damaged– Faulty Electric throttle control actuator– Intake air leak– Poor electrical connection to the Intake Air Control (IAC) valve Tech description If there are no intake leaks, clean…
P0505 Volkswagen Idle Air Control System
P0505 Volkswagen Idle Air Control System Possible causes – Electronic Throttle Control System (ETCS).– Air induction system– PCV hose connection What about the obd code? The ECM regulates the idle speed by opening and closing the throttle valve using the ETCS. The ECM concludes that the idle speed control ECM function is malfunctioning if: 1)…
P0504 Volkswagen Brake Switch Circuit A / B Correlation
P0504 Volkswagen Brake Switch Circuit A / B Correlation Possible causes – Faulty stop lamp switch– Blown stop lamp bulb– Brake switch harness open or shorted– Brake switch circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0504 Volkswagen Description In addition to turning on the stop lamp, the…
P0503 Volkswagen Vehicle Speed Sensor A Intermittent/Erratic/High
P0503 Volkswagen Vehicle Speed Sensor A Intermittent/Erratic/High Possible causes – Faulty Vehicle Speed Sensor– Vehicle speed sensor harness or connectors is open or shorted– Vehicle speed sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) What about the obd code? The signal sent by the vehicle speed sensor to ECM is too high or…
P0502 Volkswagen Vehicle Speed Sensor A Low Input
P0502 Volkswagen Vehicle Speed Sensor A Low Input Possible causes – Faulty Vehicle Speed Sensor– Vehicle speed sensor harness or connectors is open or shorted– Vehicle speed sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) What about the obd code? The signal sent by the vehicle speed sensor to ECM is too low….
P0501 Volkswagen Vehicle Speed Sensor A Range/Performance
P0501 Volkswagen Vehicle Speed Sensor A Range/Performance Possible causes – Faulty Vehicle Speed Sensor– Vehicle speed sensor harness or connectors is open or shorted– Vehicle speed sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Speedometer may not work properly– Transmission shifting problem…
P0500 Volkswagen Vehicle Speed Sensor
P0500 Volkswagen Vehicle Speed Sensor Possible causes – Faulty Vehicle Speed Sensor– Vehicle speed sensor harness or connectors is open or shorted– Vehicle speed sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) Tech description On most models the Vehicle Speed Sensor (VSS) is installed in the transaxle, on some models poor connection at…
P0499 Volkswagen Evaporative Emission (EVAP) System Vent Valve Control Circuit High
P0499 Volkswagen Evaporative Emission (EVAP) System Vent Valve Control Circuit High OBD Code: System: Subsystem: P0499 Volkswagen – (ASE) Powertrain Auxiliary Emission Controls Trouble Code Description: Evaporative Emission (EVAP) System Vent Valve Control Circuit High Location: Analysis: Possible Causes: End of Range – Circuit Higher Than Expected Tech description: Volkswagen Vehicle:Volkswagen CC,Volkswagen Eos,Volkswagen Golf,Volkswagen…
P0498 Volkswagen Evaporative Emission (EVAP) System Vent Valve Control Circuit Low
P0498 Volkswagen Evaporative Emission (EVAP) System Vent Valve Control Circuit Low OBD Code: System: Subsystem: P0498 Volkswagen – (ASE) Powertrain Auxiliary Emission Controls Trouble Code Description: Evaporative Emission (EVAP) System Vent Valve Control Circuit Low Location: Analysis: Possible Causes: End of Range – Circuit Lower Than Expected Tech description: Volkswagen Vehicle:Volkswagen CC,Volkswagen Eos,Volkswagen Golf,Volkswagen…
P0497 Volkswagen Evaporative Emission (EVAP) System Low Purge Flow
P0497 Volkswagen Evaporative Emission (EVAP) System Low Purge Flow OBD Code: System: Subsystem: P0497 Volkswagen – (ASE) Powertrain Auxiliary Emission Controls Trouble Code Description: Evaporative Emission (EVAP) System Low Purge Flow Location: Analysis: Possible Causes: Tech description: Volkswagen Vehicle:Volkswagen CC,Volkswagen Eos,Volkswagen Golf,Volkswagen GTI,Volkswagen Jetta,Volkswagen New Beetle,Volkswagen Passat,Volkswagen Routan,Volkswagen Tiguan,Volkswagen Touareg,Volkswagen Beetle,Volkswagen Golf,Volkswagen Polo,Volkswagen…
P0496 Volkswagen Evaporative Emission System Flow During Non-Purge
P0496 Volkswagen Evaporative Emission System Flow During Non-Purge Possible causes – Faulty EVAP canister vent valve– Faulty EVAP canister pruge valve– Plugged EVAP canister condition– Faulty EVAP pressure sensor What about the obd code? The ECM has detected pressure in the EVAP system during a non-purge condition. P0496 Volkswagen Description The evaporative emission (EVAP) control…
P0495 Volkswagen Fan Speed High
P0495 Volkswagen Fan Speed High Possible causes – Faulty cooling fan clutch– Faulty control unit Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Volkswagen Vehicle:Volkswagen CC,Volkswagen Eos,Volkswagen Golf,Volkswagen GTI,Volkswagen Jetta,Volkswagen New Beetle,Volkswagen Passat,Volkswagen Routan,Volkswagen Tiguan,Volkswagen Touareg,Volkswagen Beetle,Volkswagen Golf,Volkswagen Polo,Volkswagen Touran,Volkswagen up,Volkswagen Sharan,Volkswagen Santana,Volkswagen Lavida
P0494 Volkswagen Fan Speed Low
P0494 Volkswagen Fan Speed Low Possible causes – Faulty cooling fan clutch– Faulty control unit Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Volkswagen Vehicle:Volkswagen CC,Volkswagen Eos,Volkswagen Golf,Volkswagen GTI,Volkswagen Jetta,Volkswagen New Beetle,Volkswagen Passat,Volkswagen Routan,Volkswagen Tiguan,Volkswagen Touareg,Volkswagen Beetle,Volkswagen Golf,Volkswagen Polo,Volkswagen Touran,Volkswagen up,Volkswagen Sharan,Volkswagen Santana,Volkswagen Lavida
P0493 Volkswagen Fan Overspeed
P0493 Volkswagen Fan Overspeed Possible causes – Faulty cooling fan clutch– Faulty control unit Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Volkswagen Vehicle:Volkswagen CC,Volkswagen Eos,Volkswagen Golf,Volkswagen GTI,Volkswagen Jetta,Volkswagen New Beetle,Volkswagen Passat,Volkswagen Routan,Volkswagen Tiguan,Volkswagen Touareg,Volkswagen Beetle,Volkswagen Golf,Volkswagen Polo,Volkswagen Touran,Volkswagen up,Volkswagen Sharan,Volkswagen Santana,Volkswagen Lavida