VW Code 11728
11728 Description And Summary : |
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The instrument cluster alerts the driver to the fault exhaust gas temperature sensor, bank 1 sensor 5, circuit high causes include a bad boost pressure sensor or a vacuum leak in the system butterfly valve control unit 2 (j544), of mechanical errors you can see the reductant injection air pressure sensor 'a', circuit low is the final reason of the code. |
11728 Possible Causes:
11728 vw fault code may be caused by one or more of the following:
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Engine Shutoff Solenoid Malfunction
- Cold Start Injector 1 Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Reverse Input Circuit
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 11728 Code
- Inspect all the connections hydraulic actuator valve (n331), electrical malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns