Engine Switch Illumination Circuit

LIGHTING (INT): LIGHTING SYSTEM: Engine Switch Illumination Circuit
- Engine Switch Illumination Circuit

DESCRIPTION

The illuminated entry system controls the engine switch illumination.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. PERFORM ACTIVE TEST USING TECHSTREAM

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

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

(e) According to the display on the Techstream, perform the Active Test.

Smart Key





OK:

Engine switch illumination comes on.

NG -- INSPECT ENGINE SWITCH

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

2. INSPECT ENGINE SWITCH

(a) Remove the engine switch .





(b) Apply battery voltage to the terminals and check that the engine switch comes on.

OK:





Text in Illustration





(c) Reinstall the engine switch.

NG -- REPLACE ENGINE SWITCH
OK -- Continue to next step.

3. CHECK HARNESS AND CONNECTOR (ENGINE SWITCH - CERTIFICATION ECU AND BODY GROUND)

(a) Disconnect the D33 engine switch connector.

(b) Disconnect the D88 certification ECU (smart key ECU assembly) connector.

(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





(d) Reconnect the certification ECU (smart key ECU assembly) connector.

(e) Reconnect the engine switch connector.

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) Removal