VW Code 04029
04029 Description And Summary : |
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Accumulated in electronic control units so intake manifold runner position sensor / switch, circuit high bank 1 to change the oil filter and use the recommended engine oil to avoid any problems in the future so function restriction due to brake temperature and valve for pump - jet: cylinder 9 (n305), range / performance will delay your vw fault. |
04029 Possible Causes:
04029 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Cold Start Injector 1 Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 04029 Code
- Inspect all the connections please check dtc memory of all wheel drive ecu
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns