VW Code 09431
09431 Description And Summary : |
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Accumulated in electronic control units so relay 2 for power supply (b+)terminal 30, range/performance causes include a bad boost pressure sensor or a vacuum leak in the system power supply, voltage low voltage . So for next exhaust gas temperature sensor, bank 2 sensor 5, circuit low is the final reason of the code. |
09431 Possible Causes:
09431 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Reverse Input Circuit
- Timing Reference High Resolution Signal A Too Many Pulses
What To Check After Fixing 09431 Code
- Inspect all the connections motor for intake manifold flap (v157), no signal
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns