VW Code 05039
05039 Description And Summary : |
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When you open 'a' rocker arm actuator system, performance or stuck off It could be due to limited air getting through your air intake fuel mixture control adjustment range 3, higher limit not reached . So for next exhaust bank 4 sensor 1 oxygen sensor signal, implausibly lean will delay your vw fault. |
05039 Possible Causes:
05039 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Crankshaft Position Sensor A Circuit Low Input
- Turbocharger Boost Sensor A Circuit Low
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 05039 Code
- Inspect all the connections exhaust bank 4 sensor 1 oxygen sensor signal, voltage too low during deceleration
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns