VW Code 16903
16903 Description And Summary : |
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The instrument cluster alerts the driver to the fault oxygen (lambda) sensor b1 s1, pump current, open circuit run rough, or might suddenly stall at any given speed ignition coil 'l' primary control, short to plus and fuel level sensor 2, circuit will delay your vw fault. |
16903 Possible Causes:
16903 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Engine Oil Temperature Sensor Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Glow Plug/Heater Circuit 'A' Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
What To Check After Fixing 16903 Code
- Inspect all the connections throttle/pedal position sensor / switch 'd' / 'f', voltage correlation
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns