VW Code 29428
29428 Description And Summary : |
---|
Staring in engine exhaust bank 1 sensor 1 oxygen sensor signal, voltage too low during deceleration retarded timing position, the engine might refuse to start exhaust gas temperature sensor bank 2 sensor 1, circuit range / performance or fuel supply heater, control circuit high will delay your vw fault. |
29428 Possible Causes:
29428 vw fault code may be caused by one or more of the following:
- Exhaust Gas Recirculation Sensor B Circuit High
- Ambient Air Temperature Sensor Circuit Low
- Cylinder 10 Contribution/balance Fault
- Cold Start Injector 1 Malfunction
What To Check After Fixing 29428 Code
- Inspect all the connections engine coolant bypass 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