Montero Sport XLS 4WD V6-3.5L SOHC (2002)
3. Connect special tool MB991709 to the idle air control motor connector.
4. Connect the positive terminal of a power supply (approximately 6 V) to terminal 2 and the terminal 5.
5. Connect the negative terminal of the power supply to each clip as described in the following steps. Then check whether or not the stepper motor
vibrates slightly as it operates.
1. Connect the negative terminal of the power supply to terminal 1 and terminal 4.
2. Connect the negative terminal of the power supply to terminal 3 and terminal 4.
3. Connect the negative terminal of the power supply to terminal 3 and terminal 6.
4. Connect the negative terminal of the power supply to terminal 1 and terminal 6.
5. Connect the negative terminal of the power supply to terminal 1 and terminal 4.
6. Repeat the tests in sequence from (5) to (1) to test opposite movement of the IAC.
6. If vibration is detected during the test, the stepper motor can be considered to be normal.