Four Wheel Drive Selector Switch: Service and Repair
VTM-4 LOCK Button Test/Replacement1. Remove the control panel.
2. Disconnect the 7P connector from the VTM-4 LOCK button, then remove the VTM-4 LOCK button.
3. Check for continuity between the terminals in each switch position according to the table. If the twitch fails any continuity check, replace the switch.