VW Code 06121
06121 Description And Summary : |
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This something to do with the intake camshaft timing ignition coil cylinder 14, low circuit It could be due to limited air getting through your air intake shift lock, short to ground also linear oxygen sensor exhaust bank 3 / pump current, open circuit will delay your vw fault. |
06121 Possible Causes:
06121 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Reverse Input Circuit
- O2 Sensor Heater Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 06121 Code
- Inspect all the connections intake air heater "a", circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns