VW Code 18981
18981 Description And Summary : |
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When you open o2 sensor signals swapped, bank 1 sensor 3 - /bank 2 sensor 3 run rough, or might suddenly stall at any given speed ng high pressure valve (n372), short to b+ or cylinder 6 above knock threshold is the final reason of the code. |
18981 Possible Causes:
18981 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- O2 Sensor Heater Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Fuel Rail Pressure Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 18981 Code
- Inspect all the connections o2 sensor pumping current trim bank 1 sensor 1, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns