Fuel Tank Differential Pressure Sensor Check

Disconnect the fuel tank differential pressure sensor connector and connect special tool MB991348 between the terminals of the disconnected connector.

Fig 1: Connecting Special Tool Between Terminals Of Disconnected Connector
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Turn the ignition switch to "ON" and measure the output voltage between terminals 2 and 3.
Standard value: 2.0 - 3.0 V