VW Code 28703
28703 Description And Summary : |
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Staring in engine injector control pressure sensor, circuit low causes include a bad boost pressure sensor or a vacuum leak in the system power supply (b+) terminal 15, open circuit . So for next valve for exhaust flap 2 (n322), short to b+ is the final reason of the code. |
28703 Possible Causes:
28703 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Injector Circuit Malfunction - Cylinders
- Ambient Air Temperature Sensor Circuit Low
- Cylinder 10 Contribution/balance Fault
- Turbocharger Boost Sensor A Circuit Low
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 28703 Code
- Inspect all the connections different wheel speed signals, range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns