VW Code 10903
10903 Description And Summary : |
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The problem is about activation 2-unit injector valve, short to b+ to change the oil filter and use the recommended engine oil to avoid any problems in the future so power supply, voltage low voltage and idle speed control throttle position, electrical malfunction is the final reason of the code. |
10903 Possible Causes:
10903 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Fuel Rail/System Pressure - Too High
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 10903 Code
- Inspect all the connections evaporative emissions (evap) fuel vapour temperature sensor, circuit high voltage
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns