Fuel Tank Differential Pressure Sensor Check

1. Remove the rear seat cushion assembly (Refer to REAR SEAT ASSEMBLY ).
2. Remove the inspection lid.
   Fig 1: Fuel Tank Differential Pressure Sensor Inspection Lid

   Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
3. Disconnect the fuel tank differential pressure sensor connector.
   Fig 2: Identifying Fuel Pump Connectors

   Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
4. Connect special tool test harness set (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.
7. Connect the fuel tank differential pressure sensor connector.
8. Install the inspection lid.
9. Install the rear seat cushion assembly (Refer to REAR SEAT ASSEMBLY ).

Fig 3: Checking Fuel Tank Differential Pressure Sensor Connector Terminals Voltage

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.