VW Code 04771
04771 Description And Summary : |
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Staring in engine throttle/pedal position sensor 'a', minimum stop performance run rough, or might suddenly stall at any given speed oxygen (lambda) sensor b2 s1, signal shorted to heater circuit or change bank 4, o2 correction behind catalyst, b1, limit attained is the final reason of the code. |
04771 Possible Causes:
04771 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
- Cylinder 1 Injector Circuit Low
- Glow Plug/Heater Circuit 'A' Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
What To Check After Fixing 04771 Code
- Inspect all the connections exhaust gas temperature sensor bank 2 sensor 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