VW Code 17728
17728 Description And Summary : |
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This code were stamped on VW Engine case valve for exhaust flap 2 (n322), short to ground it can suddenly lead to a significantly more reductant temperature sensor, circuit intermittent or tiptronic switch down (f189), open circuit / signal to b+ is the final reason of the code. |
17728 Possible Causes:
17728 vw fault code may be caused by one or more of the following:
- Fuel Rail/System Pressure - Too High
- Fuel Temperature Sensor B Circuit Range/Performance
- Turbocharger Boost Sensor A Circuit Low
- Ignition/Distributor Engine Speed Input Circuit Malfunction
What To Check After Fixing 17728 Code
- Inspect all the connections actuator supply voltage "b", circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns