LIGHTING SYSTEM Engine Switch Illumination Circuit

DESCRIPTION

The illuminated entry system controls the engine switch illumination.

WIRING DIAGRAM

*1	ENGINE SWITCH
*2	CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

PROCEDURE

1. INSPECT ENGINE SWITCH

   
   

   1. Remove the engine switch.

      
      

      • for 1NR-FE Click here

      • for 1NZ-FE Click here

      • for 1ND-TV Click here

   2. Inspect the engine switch.

      
      

      • for 1NR-FE Click here

      • for 1NZ-FE Click here

      • for 1ND-TV Click here

      Result

      Result	Proceed to
      OK	A
      NG (for 1NR-FE)	B
      NG (for 1NZ-FE)	C
      NG (for 1ND-TV)	D

   
   

   B

   REPLACE ENGINE SWITCH Click here

   C

   REPLACE ENGINE SWITCH Click here

   D

   REPLACE ENGINE SWITCH Click here

   A

2. CHECK HARNESS AND CONNECTOR (ENGINE SWITCH - CERTIFICATION ECU)

   
   

   1. Disconnect the F63 certification ECU (smart key ECU assembly) connector.

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

      Standard Resistance (Check for Open)
      Tester Connection Condition Specified Condition F59-9 (SWIL) - F63-16 (SWIL) Always Below 1 Ω F59-6 (AGND) - F63-24 (AGND) Always Below 1 Ω

      Standard Resistance (Check for Short)
      Tester Connection Condition Specified Condition F59-9 (SWIL) - Body ground Always 10 kΩ or higher F59-6 (AGND) - Body ground Always 10 kΩ or higher

   
   

   OK

   REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR