Power Mirror Motor Test
Connect 12-volt power source to mirror connector terminals. See Fig 1 -Fig 6 . Replace mirror as necessary.
Fig 1: Identifying Power Mirror Operational Test Charts (Eclipse, Galant, Montero - W/Heater & Montero Sport - W/Heater)
Fig 2: Power Mirror Operational Test Charts (Mirage, Montero W/O Heater & Montero Sport - W/O Heater)