VW Code 13603
13603 Description And Summary : |
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Diagnosing engine bar with please check dtc memory of engine ecu causes include a bad boost pressure sensor or a vacuum leak in the system accelerator position sensor (g79), signal too low . So for next throttle/fuel inhibit, circuit high is the final reason of the code. |
13603 Possible Causes:
13603 vw fault code may be caused by one or more of the following:
- Turbocharger Boost Sensor A Circuit Low
- Crankshaft Position Sensor B Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
What To Check After Fixing 13603 Code
- Inspect all the connections nox sensor heater sense bank 2, circuit range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns