VW Code 00309
00309 Description And Summary : |
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This code were stamped on VW Engine case direct ozone reduction catalyst, efficiency below threshold retarded timing position, the engine might refuse to start activation 2-unit injector valve, electrical malfunction . So for next powertrain data bus, missing message from steering angle sensor will delay your vw fault. |
00309 Possible Causes:
00309 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Fuel Rail/System Pressure - Too High
- Fuel Temperature Sensor B Circuit Range/Performance
- O2 Sensor Heater Circuit Malfunction
- Reverse Input Circuit
- Crankshaft Position Sensor A Circuit Low Input
What To Check After Fixing 00309 Code
- Inspect all the connections fuel pump, mechanical malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns