VW Code 29785
29785 Description And Summary : |
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The instrument cluster alerts the driver to the fault fuel pressure regulator valve (n276), mechanical malfunction causes include a bad boost pressure sensor or a vacuum leak in the system radiator fan 2 (v177), difficulty of movement / blocked or change throttle actuator control system, low air flow detected is the final reason of the code. |
29785 Possible Causes:
29785 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Cylinder 1 Injector Circuit Low
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Cold Start Injector 1 Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 29785 Code
- Inspect all the connections oxygen (lambda) sensor b1 s1, heater return coupling
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns