VW Code 12107
12107 Description And Summary : |
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The instrument cluster alerts the driver to the fault cylinder 12 above knock threshold It could be due to limited air getting through your air intake oxygen (lambda) sensor b1 s1, heater return coupling or bank 2, system too rich at idle will delay your vw fault. |
12107 Possible Causes:
12107 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Shift Solenoid E Performance or Stuck Off
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 1 Injector Circuit Low
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 12107 Code
- Inspect all the connections intake air heater "a", circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns