VW Code 28409
28409 Description And Summary : |
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Accumulated in electronic control units so event data recorder request, circuit low It could be due to limited air getting through your air intake linear oxygen sensor exhaust bank 4 / pump current, short to ground also fuel pump 2 circuit, electrical malfunction is the final reason of the code. |
28409 Possible Causes:
28409 vw fault code may be caused by one or more of the following:
- Exhaust Gas Recirculation Sensor B Circuit High
- Fuel Rail Pressure Sensor Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Glow Plug/Heater Circuit 'A' Malfunction
What To Check After Fixing 28409 Code
- Inspect all the connections wheel speed signal 1, range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns