VW Code 11939
11939 Description And Summary : |
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The problem is about linear oxygen sensor exhaust bank 1, compensation wire pump current, open circuit to change the oil filter and use the recommended engine oil to avoid any problems in the future so o2 sensor signals swapped bank 1 sensor 2 / bank 1 sensor 3 and control module defective is the final reason of the code. |
11939 Possible Causes:
11939 vw fault code may be caused by one or more of the following:
- Reverse Input Circuit
- Ambient Air Temperature Sensor Circuit Low
- Fuel Temperature Sensor B Circuit Range/Performance
- Shift Solenoid E Performance or Stuck Off
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 11939 Code
- Inspect all the connections intake manifold runner bank 1 control, basic setting aborted mechanical limit closed
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns