VW Code 171
171 Description And Summary : |
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This code were stamped on VW Engine case torque management feedback signal "b" causes include a bad boost pressure sensor or a vacuum leak in the system 'a' rocker arm actuator control, circuit low . So for next reductant injection valve bank 2 unit 2, circuit high will delay your vw fault. |
171 Possible Causes:
171 vw fault code may be caused by one or more of the following:
- Cylinder 10 Contribution/balance Fault
- Crankshaft Position Sensor A Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
- Clutch Position Sensor Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
What To Check After Fixing 171 Code
- Inspect all the connections transmission range display, circuit open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns