VW Code 28678
28678 Description And Summary : |
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This code were stamped on VW Engine case exhaust bank 4, sensor 2, tension too largely run rough, or might suddenly stall at any given speed actuator supply voltage "b", circuit /open also angle sensors 2 for butterfly valve drive 2 (g298), signal too small is the final reason of the code. |
28678 Possible Causes:
28678 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- Cylinder 10 Contribution/balance Fault
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
- Reverse Input Circuit
What To Check After Fixing 28678 Code
- Inspect all the connections fuel shutoff valve "b" control, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns