Power Window Operating Current Check

Remove the power window fuse and connect an ammeter as shown in the illustration.
When the power window switch is pressed in the "UP" position, a large amount of current flows from the time the window starts to close until it is fully closed, Measure the current during this time
Standard value (A): 5 ± 1A [Power supply voltage 14.5 ± 0.5V, 25°C (77°F)]

Fig 1: Checking Power Window Operating Current
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
If not within the standard value, check the moving parts of the door window glass in the door window module assembly (Refer to DOOR GLASS AND REGULATOR .