4WD Control System Operation Inspection

4WD Control System Operation Inspection

NOTE:
^ It automatically changes into "4WD-auto" position, when the vehicle speed becomes specified speed or more at "4WD-lock" position. It is "4WD-auto" position until switch will be selected to "4WD-lock" position at next time.
^ When ABS operates while changed of each position, it is discontinued of change. End of the ABS operation, and then returned to the position of before.

1. Inspect switch operation from "4WD-auto" to "2WD" as follows.
a) Start engine.
b) Push 2WD/4WD switch to "2WD" position.
c) Check that 4WD AUTO indicator and 4WD LOCK indicator not come ON.
2. Inspect switch operation from "2WD" to "4WD-auto" as follows.
a) Start engine.
b) Push 2WD/4WD switch to "AUTO" position.
c) Check that 4WD AUTO indicator comes ON steady and 4WD LOCK indicator not come ON.
3. Inspect switch operation from "4WD-auto" to "4WD-lock" as follows.
a) Start engine.
b) Push 2WD/4WD switch to "LOCK" position, and keep it for 3 seconds or more.
c) Check that 4WD AUTO indicator not come ON and 4WD LOCK indicator comes ON steady.
4. Inspect switch operation from "4WD-lock" to "4WD-auto" as follows.
a) Start engine.
b) Push 2WD/4WD switch to "AUTO" position.
c) Check that 4WD AUTO indicator comes ON steady and 4WD LOCK indicator not come ON.