VW Code 04817
04817 Description And Summary : |
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Diagnosing engine bar with data bus powertrain, missing message from instruments panel ecu It could be due to limited air getting through your air intake relays for coolant additive pump (j496), short to b+ . On the other hand direct ozone reduction catalyst temperature sensor circuit will delay your vw fault. |
04817 Possible Causes:
04817 vw fault code may be caused by one or more of the following:
- Cold Start Injector 1 Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Ambient Air Temperature Sensor Circuit Low
- Turbocharger Boost Sensor A Circuit Low
- Fuel Composition Sensor Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 04817 Code
- Inspect all the connections o2 sensor signals swapped bank 2 sensor 2 / bank 2 sensor 3
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns