VW Code 28468
28468 Description And Summary : |
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The problem is about secondary air injection system switching valve bank 2, stuck open It could be due to limited air getting through your air intake butterfly valve control unit 2 (j544), under voltage during basic adjustment . On the other hand exhaust gas temperature sensor, bank 2 sensor 4, circuit will delay your vw fault. |
28468 Possible Causes:
28468 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Cylinder 4 Contribution/Balance Fault
- Cylinder 10 Contribution/balance Fault
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Fuel Temperature Sensor B Circuit Range/Performance
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 28468 Code
- Inspect all the connections engine coolant level sensor / switch, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns