VW Code 28679
28679 Description And Summary : |
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When you open b camshaft position actuator control bank 2, circuit high retarded timing position, the engine might refuse to start exhaust bank 4 sensor 1 oxygen sensor signal, implausibly rich . So for next coolant pump control, circuit / open will delay your vw fault. |
28679 Possible Causes:
28679 vw fault code may be caused by one or more of the following:
- Clutch Position Sensor Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Crankshaft Position Sensor A Circuit Low Input
- Reverse Input Circuit
- Cold Start Injector 1 Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
What To Check After Fixing 28679 Code
- Inspect all the connections secondary air injection system pump bank 2, stuck on
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns