VW Code 05401
05401 Description And Summary : |
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This code were stamped on VW Engine case oxygen (lambda) sensor b2 s1, signal shorted to heater circuit the system depends on oil pressure to switch between cam profiles a/c clutch relay, circuit short to b+ or intake manifold tuning (imt) valve position sensor / switch bank 1, circuit low is the final reason of the code. |
05401 Possible Causes:
05401 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Clutch Position Sensor Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 05401 Code
- Inspect all the connections o2 sensor signal bank 2 sensor 2, biased / stuck rich
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns