Door Courtesy Switch Circuit

LIGHTING SYSTEM: Door Courtesy Switch Circuit

Door Courtesy Switch Circuit

DESCRIPTION

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

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. READ VALUE USING INTELLIGENT TESTER
(a) Connect the intelligent tester to the DLC3.
(b) Turn the ignition switch to the ON position and press the intelligent tester main switch ON.
(c) Select the items below in the DATA LIST, and read the displays on the intelligent tester.

BODY





NG -- INSPECT COURTESY LIGHT SWITCH
OK -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
2. INSPECT COURTESY LIGHT SWITCH
(a) Inspect front door courtesy switch Front Door Courtesy Switch.
(b) Inspect rear door courtesy switch Rear Door Courtesy Switch.
NG -- REPLACE COURTESY LIGHT SWITCH
OK -- Continue to next step.
3. CHECK HARNESS AND CONNECTOR (COURTESY LIGHT SWITCH - INSTRUMENT PANEL J/B ASSEMBLY)
(a) Disconnect the 1O, B5 and B6 connectors from the instrument panel junction block assembly.
(b) Measure the resistance according to the value(s) in the table below.





Resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE