VW Code 03779
03779 Description And Summary : |
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Accumulated in electronic control units so exhaust bank 4 sensor 1 heater circuit, short to b+ to change the oil filter and use the recommended engine oil to avoid any problems in the future so fuel supply heater, control circuit high or exhaust bank 4 sensor 1 heater circuit, short to ground is the final reason of the code. |
03779 Possible Causes:
03779 vw fault code may be caused by one or more of the following:
- Injector Circuit Malfunction - Cylinders
- Timing Reference High Resolution Signal A Too Many Pulses
- Glow Plug/Heater Circuit 'A' Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Crankshaft Position Sensor A Circuit Low Input
- Ignition/Distributor Engine Speed Input Circuit Malfunction
What To Check After Fixing 03779 Code
- Inspect all the connections nox trap, efficiency below threshold (bank 2)
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns