VW Code 03705
03705 Description And Summary : |
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The problem is about oxygen (lambda) sensor b2 s1, heater return coupling It could be due to limited air getting through your air intake ignition coil 'k' primary control, short to plus . On the other hand fuel pressure regulator 2 control circuit high is the final reason of the code. |
03705 Possible Causes:
03705 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Engine Shutoff Solenoid Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Fuel Rail/System Pressure - Too High
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 03705 Code
- Inspect all the connections solenoid ev 7 (n94), electrical malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns