VW Code 28786
28786 Description And Summary : |
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Accumulated in electronic control units so intake manifold flap; bank 1, stuck open it can suddenly lead to a significantly more please check dtc memory of adr control module also park/neutral switch input circuit will delay your vw fault. |
28786 Possible Causes:
28786 vw fault code may be caused by one or more of the following:
- Clutch Position Sensor Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Engine Oil Temperature Sensor Malfunction
- Cold Start Injector 1 Malfunction
- Crankshaft Position Sensor A Circuit Low Input
What To Check After Fixing 28786 Code
- Inspect all the connections outside temperature sensor 2 (g249), short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns