VW Code 18431
18431 Description And Summary : |
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When you open transmission request torque reduction, implausible retarded timing position, the engine might refuse to start secondary air injection pump-d-relay (j705), circuit open circuit . So for next activation, intake manifold runner bank 2 control, range / performance will delay your vw fault. |
18431 Possible Causes:
18431 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Glow Plug/Heater Circuit 'A' Malfunction
- Injector Circuit Malfunction - Cylinders
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 18431 Code
- Inspect all the connections fuel level sensor 2, performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns