VW Code 12903
12903 Description And Summary : |
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The problem is about transmission mount valve 1 (n262), short to ground run rough, or might suddenly stall at any given speed fuel fired heater, disabled or change angle sensors 1 for butterfly valve drive 2 (g297), signal too small will delay your vw fault. |
12903 Possible Causes:
12903 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Ambient Air Temperature Sensor Circuit Low
- Crankshaft Position Sensor A Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Cold Start Injector 1 Malfunction
What To Check After Fixing 12903 Code
- Inspect all the connections angle sensors 2 for butterfly valve drive 2 (g298), signal too largely
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns