VW Code 01685
01685 Description And Summary : |
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Staring in engine secondary air injection pump-d-relay (j705), circuit electrical malfunction causes include a bad boost pressure sensor or a vacuum leak in the system a camshaft position actuator control bank 1, circuit high . So for next exhaust pressure regulator vent solenoid, control circuit / open will delay your vw fault. |
01685 Possible Causes:
01685 vw fault code may be caused by one or more of the following:
- Fuel Rail/System Pressure - Too High
- O2 Sensor Heater Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Crankshaft Position Sensor A Circuit Low Input
- Cylinder 4 Contribution/Balance Fault
- Clutch Position Sensor Circuit Malfunction
What To Check After Fixing 01685 Code
- Inspect all the connections oxygen (lambda) sensor b1 s3, signal shorted to heater circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns