Montero 4WD V6-3.5L SOHC (1998)
Control Module: Testing and Inspection
4WD INDICATOR CONTROL UNIT CHECK
1. Remove the radio or CD player.
2. Remove the 4WD indicator control unit.
3. Measure the voltage at the terminals under each condition.
4. Carry out the voltage measurements with the harness disconnected from the control unit. Insert the probe from the rear of the connector and take
the measurement between terminal (8) (ground terminal) and the respective terminals.