VW Code 11603
11603 Description And Summary : |
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When you open ignition coil 'k' secondary circuit, malfunction retarded timing position, the engine might refuse to start please check coding of ecus in data bus powertrain or torque management request input signal a, range / performance is the final reason of the code. |
11603 Possible Causes:
11603 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- Clutch Position Sensor Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 11603 Code
- Inspect all the connections reductant injection valve bank 1 unit 2, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns