Other information:
Removal
1.
Prior to replacing the 4WD ECU, check the 4WD ECU's clutch learning
with the GDS tool.
(Refer to 4WD Control System - "Repair procedures")
2.
Disconnect the battery negative cable from the battery ...
The electric rearview mirror automatically controls the glare from the headlights
of the vehicles behind you in nighttime or low light driving conditions. The sensor
mounted in the mirror senses the light level around the vehicle and automatically
controls the headlight glare from the vehicles ...