Operation Check Of Power Seat Motor

Disconnect the connector of each motor.
Check that when the battery is directly connected to the motor terminal, the motor turns smoothly and each adjusting mechanism operates as stated below for each motor:
1. Connect the battery power supply to the terminal 2 and ground the terminal 1, front slide side.
2. Connect the battery power supply to the terminal 1 and ground the terminal 2, rear slide side.
3. Connect the battery power supply to the terminal 3 and ground the terminal 2 for the front height down side and connect the battery power supply to the terminal 2 and ground the terminal 3 for the front height up side.
4. Connect the battery power supply to the terminal 4 and ground the terminal 3 for the rear height up side and connect the battery power supply to the terminal 3 and ground the terminal 4 for the rear height down side.
If abnormality was found, check the power seat adjuster assembly.

Fig 1: Locating Rear Height, Front Height And Slide Motor Connector Terminals
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.