VW Code 03686
03686 Description And Summary : |
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Accumulated in electronic control units so oxygen (lambda) sensor b2 s1, signal shorted to heater circuit mechanic will need to check all electrical connections in the camshaft sensor please check dtc memory of steering angle sensor . So for next oxygen (lambda) sensor b1 s1, signal shorted to heater circuit will delay your vw fault. |
03686 Possible Causes:
03686 vw fault code may be caused by one or more of the following:
- Injector Circuit Malfunction - Cylinders
- Cylinder 4 Contribution/Balance Fault
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Cylinder 1 Injector Circuit Low
- Crankshaft Position Sensor B Circuit Malfunction
What To Check After Fixing 03686 Code
- Inspect all the connections transmission control unit relay, malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns