Door Courtesy Switch Circuit

LIGHTING SYSTEM: Door Courtesy Switch Circuit

Door Courtesy Switch Circuit

DESCRIPTION

The multiplex network body ECU detects the condition of the door courtesy switch assembly.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (COURTESY LIGHT SWITCH - INSTRUMENT PANEL J/B)
(a) Disconnect the B7 and B8 connectors from the instrument panel junction block assembly.





(b) Measure the resistance according to the value(s) in the table below.
Standard resistance:





NG -- INSPECT COURTESY LIGHT SWITCH
OK -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
2. INSPECT COURTESY LIGHT SWITCH





(a) Remove the courtesy light switch.
(b) Measure the resistance according to the value(s) in the table below.
Standard resistance:





NG -- REPLACE COURTESY LIGHT SWITCH
OK -- REPAIR OR REPLACE HARNESS OR CONNECTOR (EACH OF COURTESY SWITCH CIRCUIT)