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Door Courtesy Switch Circuit

CIRCUIT DESCRIPTION
The door courtesy switch comes ON when the door is opened and goes OFF when door is closed. Further- more. the door courtesy switch circuit has terminal +B connected inside the theft deterrent ECU. Battery positive voltage is applied to terminal DSWD of the theft deterrent ECU when all doors are closed, i.e., when the door courtesy switches of all doors are OFF.

Wiring Diagram:

Steps 1 - 2:

INSPECTION PROCEDURE