VW Code 04785
04785 Description And Summary : |
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Accumulated in electronic control units so secondary air injection valve 3 (n384), circuit open circuit retarded timing position, the engine might refuse to start exhaust bank 4, sensor 2 heater circuit, short-circuit after mass and throttle position output, circuit low is the final reason of the code. |
04785 Possible Causes:
04785 vw fault code may be caused by one or more of the following:
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- O2 Sensor Heater Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Shift Solenoid E Performance or Stuck Off
- Timing Reference High Resolution Signal A Too Many Pulses
- Crankshaft Position Sensor B Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
What To Check After Fixing 04785 Code
- Inspect all the connections fuel mixture control adjustment range 3, lower limit not reached
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns