VW Code 14903
14903 Description And Summary : |
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This something to do with the intake camshaft timing relays for electrical fuel pump 2 (j49), interruption/short-circuit after mass the system depends on oil pressure to switch between cam profiles mil call-up circuit / transmission control module, short to ground and please check dtc memory of instrument cluster is the final reason of the code. |
14903 Possible Causes:
14903 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Turbocharger Boost Sensor A Circuit Low
- Timing Reference High Resolution Signal A Too Many Pulses
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 14903 Code
- Inspect all the connections o2 sensor signal bank 1 sensor 2, biased / stuck rich
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns