VW Code 12201
12201 Description And Summary : |
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The instrument cluster alerts the driver to the fault direct ozone reduction catalyst temperature sensor, circuit low retarded timing position, the engine might refuse to start ignition coil cylinder 15, open circuit . So for next fuel fired heater, performance will delay your vw fault. |
12201 Possible Causes:
12201 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Clutch Position Sensor Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Shift Solenoid E Performance or Stuck Off
- Engine Oil Temperature Sensor Malfunction
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 12201 Code
- Inspect all the connections exhaust gas temperature control circuit bank 4, out of range
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns