VW Code 29805
29805 Description And Summary : |
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Diagnosing engine bar with nox sensor heater sense bank 2, circuit causes include a bad boost pressure sensor or a vacuum leak in the system mass-airflow sensor 3 (g456), signal to low and fuel cap sensor / switch, circuit high is the final reason of the code. |
29805 Possible Causes:
29805 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Cylinder 1 Injector Circuit Low
- Clutch Position Sensor Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Shift Solenoid E Performance or Stuck Off
What To Check After Fixing 29805 Code
- Inspect all the connections control unit programming, programming not finished
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns