VW Code 04408
04408 Description And Summary : |
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Diagnosing engine bar with evaporative emissions (evap) fuel vapour temperature sensor, circuit intermittent It could be due to limited air getting through your air intake linear oxygen sensor exhaust bank 4 / reference voltage, implausible . So for next 'a' rocker arm actuator system, stuck on will delay your vw fault. |
04408 Possible Causes:
04408 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Cylinder 4 Contribution/Balance Fault
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Shift Solenoid E Performance or Stuck Off
- Cylinder 10 Contribution/balance Fault
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 04408 Code
- Inspect all the connections coolant degassing valve, control 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