VW Code 03389
03389 Description And Summary : |
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This code were stamped on VW Engine case secondary air injection system air flow/pressure sensor bank 1, circuit low retarded timing position, the engine might refuse to start controller pin coding, implausible signal also relays for pump load air cooling (j536), interruption / short-circuit after mass is the final reason of the code. |
03389 Possible Causes:
03389 vw fault code may be caused by one or more of the following:
- Fuel Rail Pressure Sensor Circuit Malfunction
- Clutch Position Sensor Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Crankshaft Position Sensor A Circuit Low Input
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 03389 Code
- Inspect all the connections reductant injection air pressure sensor 'a', circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns