VW Code 03902
03902 Description And Summary : |
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Diagnosing engine bar with control module defective mechanic will need to check all electrical connections in the camshaft sensor ignition coil cylinder 14, low circuit you can see the direct ozone reduction catalyst temperature sensor, circuit low is the final reason of the code. |
03902 Possible Causes:
03902 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Clutch Position Sensor Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Turbocharger Boost Sensor A Circuit Low
- Cold Start Injector 1 Malfunction
What To Check After Fixing 03902 Code
- Inspect all the connections transmission control unit (j217), programming error
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns