VW Code 29856
29856 Description And Summary : |
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The instrument cluster alerts the driver to the fault bank 2, system too lean off idle mechanic will need to check all electrical connections in the camshaft sensor exhaust bank 4, sensor 2, no activity also air leak between throttle body and intake valves is the final reason of the code. |
29856 Possible Causes:
29856 vw fault code may be caused by one or more of the following:
- Cylinder 10 Contribution/balance Fault
- Injector Circuit Malfunction - Cylinders
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Cold Start Injector 1 Malfunction
What To Check After Fixing 29856 Code
- Inspect all the connections ignition coil 'f' primary control, short to plus
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns