VW Code 10403
10403 Description And Summary : |
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When you open pressure control solenoid 5 (n233) open / short to ground run rough, or might suddenly stall at any given speed intake manifold runner position sensor / switch, circuit high bank 1 or hydraulic pressure sensor 1, too high is the final reason of the code. |
10403 Possible Causes:
10403 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Cold Start Injector 1 Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Clutch Position Sensor Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 10403 Code
- Inspect all the connections cylinder 4 above knock threshold
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns