VW Code 02139
02139 Description And Summary : |
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This code were stamped on VW Engine case oxygen (lambda) sensor b2 s3, signal shorted to heater circuit mechanic will need to check all electrical connections in the camshaft sensor starter activation, return message terminal 50, short to ground/open circuit . On the other hand secondary air injection system bank 2, high air flow is the final reason of the code. |
02139 Possible Causes:
02139 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Exhaust Gas Recirculation Sensor B Circuit High
- Injector Circuit Malfunction - Cylinders
What To Check After Fixing 02139 Code
- Inspect all the connections hydraulic actuator position sender (g302), upper limit exceeded
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns