VW Code 29420
29420 Description And Summary : |
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Diagnosing engine bar with exhaust gas temperature sensor bank 1 sensor 1, circuit range / performance run rough, or might suddenly stall at any given speed diesel particulate filter pressure sensor 'b', circuit low also cylinder 9 above knock threshold is the final reason of the code. |
29420 Possible Causes:
29420 vw fault code may be caused by one or more of the following:
- Cylinder 10 Contribution/balance Fault
- Fuel Temperature Sensor B Circuit Range/Performance
- Cylinder 4 Contribution/Balance Fault
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
What To Check After Fixing 29420 Code
- Inspect all the connections ignition coil cylinder 16, high circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns