VW Code 28374
28374 Description And Summary : |
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Diameter in engine nox sensor heater control bank 2, circuit high the system depends on oil pressure to switch between cam profiles reductant injection air pressure sensor 'a', circuit . So for next reductant injection valve bank 1 unit 2, circuit / open is the final reason of the code. |
28374 Possible Causes:
28374 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Cylinder 4 Contribution/Balance Fault
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Shift Solenoid E Performance or Stuck Off
- Glow Plug/Heater Circuit 'A' Malfunction
- Reverse Input Circuit
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 28374 Code
- Inspect all the connections exhaust bank 1 mixture adaptation range 3, lean limit not reached
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns