VW Code 18931
18931 Description And Summary : |
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Accumulated in electronic control units so bank 2, cam shaft position sensor, discharge opening (g301), short-circuit to mass to change the oil filter and use the recommended engine oil to avoid any problems in the future so transmission faulty also throttle/pedal position sensor / switch 'b' / 'c', voltage correlation will delay your vw fault. |
18931 Possible Causes:
18931 vw fault code may be caused by one or more of the following:
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Engine Shutoff Solenoid Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Clutch Position Sensor Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 18931 Code
- Inspect all the connections intake air heater "a", system performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns