Fuel Tank Pressure Sensor: Testing and Inspection

2005 Mitsubishi Lancer L4-2.4L SOHCSECTION Testing and Inspection
FUEL TANK DIFFERENTIAL PRESSURE SENSOR CHECK




1. Disconnect the fuel tank differential pressure sensor connector and connect special tool MB991348 between the terminals of the disconnected connector.
2. Turn the ignition switch to (ON) and measure the output voltage between terminals 2 and 3.

Standard value: 2.0 - 3.0 V

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.