VW Code 03729
03729 Description And Summary : |
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This something to do with the intake camshaft timing throttle/pedal position sensor / switch 'd', circuit intermittent it can suddenly lead to a significantly more secondary air injection system air flow/pressure sensor bank 1, circuit intermittent / erratic . So for next post catalyst fuel trim system, low limit is the final reason of the code. |
03729 Possible Causes:
03729 vw fault code may be caused by one or more of the following:
- Turbocharger Boost Sensor A Circuit Low
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Reverse Input Circuit
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 03729 Code
- Inspect all the connections throttle/fuel inhibit, circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns