VW Code 01800
01800 Description And Summary : |
|---|
Staring in engine o2 sensor pumping current trim bank 2 sensor 1, circuit / open run rough, or might suddenly stall at any given speed post catalyst fuel trim system, low limit . So for next valve for pump - jet: cylinder 10 (n306), circuit low input is the final reason of the code. |
01800 Possible Causes:
01800 vw fault code may be caused by one or more of the following:
- Cylinder 10 Contribution/balance Fault
- Fuel Composition Sensor Circuit Malfunction
- Clutch Position Sensor Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 01800 Code
- Inspect all the connections post catalyst fuel trim system, high limit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns