VW Code 11729
11729 Description And Summary : |
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Diagnosing engine bar with sensor 3 for intake air temperature (g520), signal low causes include a bad boost pressure sensor or a vacuum leak in the system exhaust bank 2 mixture adaptation range 3, rich limit exceeded . So for next secondary air injection pump-d-relay (j705), circuit open circuit is the final reason of the code. |
11729 Possible Causes:
11729 vw fault code may be caused by one or more of the following:
- Fuel Rail Pressure Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Fuel Composition Sensor Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 11729 Code
- Inspect all the connections please check dtc memory of adr control module
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns