VW Code 01002
01002 Description And Summary : |
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Diagnosing engine bar with o2 sensor signal bank 1 sensor 3, biased / stuck lean it can suddenly lead to a significantly more torque management request input signal b . On the other hand secondary air injection system bank 1, high air flow will delay your vw fault. |
01002 Possible Causes:
01002 vw fault code may be caused by one or more of the following:
- Injector Circuit Malfunction - Cylinders
- Reverse Input Circuit
- O2 Sensor Heater Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 01002 Code
- Inspect all the connections pressure sensor for brake boost (g294), short to plus
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns