VW Code 17956
17956 Description And Summary : |
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This code were stamped on VW Engine case cylinder 10 above knock threshold run rough, or might suddenly stall at any given speed coolant degassing valve, control circuit high also nox sensor bank 2, circuit intermittent will delay your vw fault. |
17956 Possible Causes:
17956 vw fault code may be caused by one or more of the following:
- Shift Solenoid E Performance or Stuck Off
- Cylinder 1 Injector Circuit Low
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Reverse Input Circuit
- Crankshaft Position Sensor B Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 17956 Code
- Inspect all the connections o2 sensor reference voltage bank 2 sensor 1, 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