VW Code 28878
28878 Description And Summary : |
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The instrument cluster alerts the driver to the fault turbocharger 2 control module (j725), voltage supply outside permissible range it can suddenly lead to a significantly more exhaust bank 3, probe 2 no activity or change will delay your vw fault. |
28878 Possible Causes:
28878 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Cylinder 10 Contribution/balance Fault
- Cylinder 1 Injector Circuit Low
- O2 Sensor Heater Circuit Malfunction
What To Check After Fixing 28878 Code
- Inspect all the connections system too rich at higher load, bank 1
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns