VW Code 12101
12101 Description And Summary : |
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This code were stamped on VW Engine case valve for pump - jet: cylinder 11 (n307), regulation range exceeded the system depends on oil pressure to switch between cam profiles engine oil temperature sensor (g8), circuit range / performance . So for next exhaust bank 4 sensor 1 oxygen sensor signal, voltage too low during deceleration is the final reason of the code. |
12101 Possible Causes:
12101 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 12101 Code
- Inspect all the connections reductant / regeneration supply control, circuit / open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns