VW Code 28785
28785 Description And Summary : |
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Accumulated in electronic control units so valve for pump - jet: cylinder 12 (n308), electrical malfunction It could be due to limited air getting through your air intake fuel pump "b" control, circuit / open also ignition coil 'b' primary control, short to plus is the final reason of the code. |
28785 Possible Causes:
28785 vw fault code may be caused by one or more of the following:
- Ambient Air Temperature Sensor Circuit Low
- Turbocharger Boost Sensor A Circuit Low
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Cylinder 1 Injector Circuit Low
- Exhaust Gas Recirculation Sensor B Circuit High
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 28785 Code
- Inspect all the connections o2 sensor pumping current trim bank 2 sensor 1, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns