VW Code 03485
03485 Description And Summary : |
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Diagnosing engine bar with exhaust bank 2 sensor 1 oxygen sensor signal, voltage too low during deceleration causes include a bad boost pressure sensor or a vacuum leak in the system hydraulic actuator position sender (g302), implausible signal and function restriction due to brake temperature will delay your vw fault. |
03485 Possible Causes:
03485 vw fault code may be caused by one or more of the following:
- Turbocharger Boost Sensor A Circuit Low
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- O2 Sensor Heater Circuit Malfunction
- Reverse Input Circuit
- Fuel Rail/System Pressure - Too High
- Glow Plug/Heater Circuit 'A' Malfunction
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 03485 Code
- Inspect all the connections bank 4, o2 correction behind catalyst, b1, limit attained
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns