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Fejlkodeindeks · medium

P0181

EFT Sensor range / performance

EFT Sensor range / performance

Scope: 2.5L/3.0L gasoline · System(s): EMS OBD II · Factory MIL flag: 2 · Default action: ECM Default: –Default value of 25 °C (77 °F) used

Common causes

  • EFT Sensor to ECM sensing circuit: high resistance, open circuit, short circuit to ground short circuit to high voltage EFT Sensor to splice sensor ground circuit: high resistance, open circuit EFT Sensor failure

Quick checks

  • Confirm freeze-frame and conditions when the code set
  • Inspect connectors, grounds, and harness for the circuit named in the code
  • Compare live sensor values vs expected (unplugged/biased sensors are common)

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