VW Code 05408
05408 Description And Summary : |
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When you open reductant injection valve bank 2 unit 2, circuit / open causes include a bad boost pressure sensor or a vacuum leak in the system control module defective or intake flap motor 2 (v275), no signal will delay your vw fault. |
05408 Possible Causes:
05408 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
- Cylinder 4 Contribution/Balance Fault
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 05408 Code
- Inspect all the connections voltage supply relay, electrical malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns