VW Code 28252
28252 Description And Summary : |
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Accumulated in electronic control units so direct ozone reduction catalyst, efficiency below threshold It could be due to limited air getting through your air intake engine coolant level sensor / switch, circuit low . So for next please check dtc memory of airbag ecu will delay your vw fault. |
28252 Possible Causes:
28252 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Fuel Temperature Sensor B Circuit Range/Performance
- Cylinder 4 Contribution/Balance Fault
- Fuel Rail/System Pressure - Too High
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 28252 Code
- Inspect all the connections control module 1 for cooling fan, faulty
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns