VW Code 17520
17520 Description And Summary : |
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The problem is about exhaust gas temperature sensor, bank 1 sensor 5, circuit high retarded timing position, the engine might refuse to start injector cylinder 13 (n390), open circuit . On the other hand butterfly valve control unit 2 (j544), adaptation not started is the final reason of the code. |
17520 Possible Causes:
17520 vw fault code may be caused by one or more of the following:
- Fuel Rail Pressure Sensor Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
What To Check After Fixing 17520 Code
- Inspect all the connections ignition coil 'a' primary control, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns