Fuel Tank Differential Pressure Sensor Check

Required Special Tool: 

• MB991658: Test Harness Set

1. Remove the rear seat cushion assembly. (Refer to REAR SEAT ASSEMBLY .)
2. Remove the hole cover.
   Fig 1: Hole Cover With Torque Specifications

   Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
3. Disconnect the fuel tank differential pressure sensor connector.
   Fig 2: Identifying Fuel Tank Differential Pressure Sensor Connector

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4. Connect special tool MB991658 between the terminals of the disconnected connector.
5. Turn the ignition switch to "ON" position and measure the voltage between terminal 1 and ground.

   Standard value: 2.0 - 3.0 V 

6. If not within the standard value, replace the fuel tank differential pressure sensor.
   Fig 3: Measure Voltage Between Fuel Tank Differential Pressure Sensor Connector Terminal 1 & Ground

   Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
7. Connect the fuel tank differential pressure sensor connector.
   Fig 4: Identifying Fuel Tank Differential Pressure Sensor Connector

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8. Install the hole cover.

   Tightening torque: 1.5 ± 0.5 N.m (14 ± 4 in-lb) 

9. Install the rear seat cushion assembly. (Refer to REAR SEAT ASSEMBLY .)
   Fig 5: Identifying Hole Cover

   Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.