VW Code 11503
11503 Description And Summary : |
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The instrument cluster alerts the driver to the fault please check dtc memory of airbag ecu causes include a bad boost pressure sensor or a vacuum leak in the system synchronisation line also please check dtc memory of brake system ecu will delay your vw fault. |
11503 Possible Causes:
11503 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Injector Circuit Malfunction - Cylinders
- Crankshaft Position Sensor A Circuit Low Input
- Shift Solenoid E Performance or Stuck Off
- Ignition/Distributor Engine Speed Input Circuit Malfunction
What To Check After Fixing 11503 Code
- Inspect all the connections throttle actuator control motor current, 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