VW Code 29311
29311 Description And Summary : |
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Diagnosing engine bar with diesel particulate filter pressure sensor 'a', circuit range / performance causes include a bad boost pressure sensor or a vacuum leak in the system engine coolant temperature signal, short to ground . On the other hand valve for pump - jet: cylinder 12 (n308), range / performance is the final reason of the code. |
29311 Possible Causes:
29311 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Fuel Composition Sensor Circuit Malfunction
- Cylinder 10 Contribution/balance Fault
- Crankshaft Position Sensor B Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
What To Check After Fixing 29311 Code
- Inspect all the connections fuel cap sensor / switch, circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns