Footwell Light Circuit

LIGHTING (INT): LIGHTING SYSTEM: Footwell Light Circuit
- Footwell Light Circuit

DESCRIPTION

The main body ECU RH receives information regarding the door lock position switches, door courtesy switches and engine switch, and turns on each footwell light.

This illumination setting can be canceled using the light control rheostat.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. PERFORM ACTIVE TEST USING TECHSTREAM

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Body / Active Test.

(e) Check that the footwell lights operate.

Body (Main Body ECU RH)





OK:

Footwell lights come on.

HINT
The footwell lights RH and LH share the same power source. If either of the lights does not come on, there may be a problem in the part of the circuit that relates to that light. Therefore, inspect that part of the circuit.

NG -- CHECK HARNESS AND CONNECTOR (MAIN BODY ECU RH - BATTERY)

OK -- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Interior Lighting System

2. CHECK HARNESS AND CONNECTOR (MAIN BODY ECU RH - BATTERY)

(a) Disconnect the J75 main body ECU RH connector.





(b) Measure the voltage according to the value(s) in the table.

Standard Voltage:





Text in Illustration





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE MAIN BODY ECU RH (COWL SIDE JUNCTION BLOCK RH)