VW Code 17901
17901 Description And Summary : |
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This code were stamped on VW Engine case exhaust gas temperature sensor, bank 1 sensor 5, circuit / open retarded timing position, the engine might refuse to start vacuum reservoir pressure sensor, circuit range / performance you can see the secondary air injection system control 'b', circuit low is the final reason of the code. |
17901 Possible Causes:
17901 vw fault code may be caused by one or more of the following:
- Cylinder 10 Contribution/balance Fault
- Fuel Composition Sensor Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- O2 Sensor Heater Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 17901 Code
- Inspect all the connections engine coolant temperature signal, short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns