VW Code 09786
09786 Description And Summary : |
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Diameter in engine nox sensor heater control bank 1, circuit / open it can suddenly lead to a significantly more hydraulic pressure sensor 2 adaptation at limit and mil control circuit, open / short to b+ is the final reason of the code. |
09786 Possible Causes:
09786 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Glow Plug/Heater Circuit 'A' Malfunction
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 09786 Code
- Inspect all the connections throttle actuator control system, sudden low air flow detected
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns