VW Code 28285
28285 Description And Summary : |
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The instrument cluster alerts the driver to the fault relays for coolant additive pump (j496), short to ground causes include a bad boost pressure sensor or a vacuum leak in the system reductant injection air pump control, circuit high . On the other hand low pressure fuel sensor sensor (g410), implausible signal is the final reason of the code. |
28285 Possible Causes:
28285 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
What To Check After Fixing 28285 Code
- Inspect all the connections cylinder 8 above knock threshold
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns