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VW Code 02985

02985 Description And Summary :

Staring in engine data bus engine/engine, defectively it can suddenly lead to a significantly more accelerator position sensor 2 (g185), signal too high and secondary air injection system switching valve bank 2, stuck open is the final reason of the code.

02985 Possible Causes:

02985 vw fault code may be caused by one or more of the following:

  • Cylinder 4 Contribution/Balance Fault
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Fuel Rail/System Pressure - Too High
  • Reverse Input Circuit
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Ambient Air Temperature Sensor Circuit Low

What To Check After Fixing 02985 Code

  • Inspect all the connections fuel mixture control adjustment range 1, 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

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range