Auto Dimmer Signal Circuit

CIRCUIT DESCRIPTION
This circuit detects the state of the tail cancel signal and send auto dimmer signal to each ECU.

Wiring Diagram:

Step 1 - 3:

Step 4:

INSPECTION PROCEDURE

HINT: Start the inspection from step 1 in the case of using the hand-held tester, and start from step 3 in the case of not using the hand-held tester.