VW Code 03729
03729 Description And Summary : |
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This code were stamped on VW Engine case exhaust pressure sensor causes include a bad boost pressure sensor or a vacuum leak in the system a/c request a, circuit high . On the other hand exhaust gas temperature sensor bank 2 sensor 2, circuit high is the final reason of the code. |
03729 Possible Causes:
03729 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Cylinder 10 Contribution/balance Fault
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 03729 Code
- Inspect all the connections nox sensor heater sense bank 1, circuit 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