VW Code 14421
14421 Description And Summary : |
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Staring in engine engine coolant temperature sensor 2 (g83), circuit intermittent / erratic mechanic will need to check all electrical connections in the camshaft sensor control module defective or exhaust gas temperature sensor bank 1 sensor 1, circuit range / performance is the final reason of the code. |
14421 Possible Causes:
14421 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Clutch Position Sensor Circuit Malfunction
What To Check After Fixing 14421 Code
- Inspect all the connections oxygen sensor b1 s1: heating circuit regulation at upper limit, upper limit exceeded
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns