isuzu Workshop Repair Guides

Isuzu Workshop Service and Repair Manuals

Dimmer Switch|Testing and Inspection|Page 4652 > < Seat Belt Reminder Buzzer|Diagrams|Page 4647
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Dimmer Switch: Testing and Inspection

ILLUMINATION CONTROLLER

1. Disconnect the controller connector.
2. Connect a circuit tester to the terminal No. 2 and No. 3.
3. Turn the controller knob fully counterclockwise.
4. Measure the resistance between the connector terminals.

Gradually turn the controller knob fully clockwise.

DIODE

There should be continuity in either A or B when a circuit tester is connected with diode terminal.

Dimmer Switch|Testing and Inspection|Page 4652 > < Seat Belt Reminder Buzzer|Diagrams|Page 4647