VW Code 28525
28525 Description And Summary : |
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This code were stamped on VW Engine case reductant injection air pump control, circuit high causes include a bad boost pressure sensor or a vacuum leak in the system exhaust bank 3, probe 2 heating circuit of electrical errors . So for next data bus powertrain, no communication is the final reason of the code. |
28525 Possible Causes:
28525 vw fault code may be caused by one or more of the following:
- Reverse Input Circuit
- Shift Solenoid E Performance or Stuck Off
- Fuel Rail/System Pressure - Too High
- Fuel Temperature Sensor B Circuit Range/Performance
- Cylinder 1 Injector Circuit Low
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 28525 Code
- Inspect all the connections ignition coil 'g' primary control, 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