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P1107

MAP Sensor sense circuit low voltage

MAP Sensor sense circuit low voltage

Documented for: 2.0L gasoline; 2.5L/3.0L gasoline · System(s): EMS EOBD, EMS OBD II · Factory MIL flag: 2 · Default action: ECM Default: –Default value of 1.013 BAR (29.92 in hg) used

Common causes

  • MAP Sensor to ECM sense circuit: open circuit, short circuit to ground MAP Sensor sensor supply circuit (to splice): open circuit MAP Sensor failure
  • Manifold absolute pressure (MAP) sensor

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)
  • Generic OBD often cannot read ABS — may need SDD/JLR tool for full module codes

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