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VW Code 02539

02539 Description And Summary :

Accumulated in electronic control units so throttle actuator control system, ice blockage it can suddenly lead to a significantly more reductant injection air pressure sensor 'a', circuit intermittent and wait then accelerator position sensor 1/2 (g79) / (g185), implausible signal is the final reason of the code.

02539 Possible Causes:

02539 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor A Circuit Malfunction
  • Ambient Air Temperature Sensor Circuit Low
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Cylinder 10 Contribution/balance Fault
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input

What To Check After Fixing 02539 Code

  • Inspect all the connections valve for fuel bypass (n312), interruption/short-circuit after mass
  • 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

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VW 65200 - 65540 Code Range