VW Code 04639
04639 Description And Summary : |
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This code were stamped on VW Engine case turbo/super charger, under-boost condition the system depends on oil pressure to switch between cam profiles direct ozone reduction catalyst temperature sensor circuit . So for next data-bus powertrain missing message from distance control will delay your vw fault. |
04639 Possible Causes:
04639 vw fault code may be caused by one or more of the following:
- Cylinder 10 Contribution/balance Fault
- Engine Oil Temperature Sensor Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Shift Solenoid E Performance or Stuck Off
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 04639 Code
- Inspect all the connections temperature sensors for drive cycle radiator exhaust (g382), signal too largely
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns