VW Code 29856
29856 Description And Summary : |
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When you open supply voltage for fuel injector group a, short to b+ to change the oil filter and use the recommended engine oil to avoid any problems in the future so data-bus powertrain missing message from distance control . So for next reversing light, circuit short to ground is the final reason of the code. |
29856 Possible Causes:
29856 vw fault code may be caused by one or more of the following:
- Clutch Position Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Cylinder 10 Contribution/balance Fault
- Cylinder 1 Injector Circuit Low
- Crankshaft Position Sensor B Circuit Malfunction
What To Check After Fixing 29856 Code
- Inspect all the connections kick down switch malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns