LIGHTING SYSTEM Footwell Light Circuit

DESCRIPTION

The main body ECU (multiplex network body ECU) controls the door mirror foot lights.

WIRING DIAGRAM

PROCEDURE

1. PERFORM ACTIVE TEST USING GTS

   
   

   1. Connect the GTS to the DLC3.

   2. Turn the power switch on (IG).

   3. Turn the GTS on.

   4. Enter the following menus: Body Electrical / Main Body / Active Test.

   5. Perform the Active Test according to the display on the GTS.

      
      Body Electrical > Main Body > Active Test

      Tester Display	Measurement Item	Control Range	Diagnostic Note
      Side Mirror Foot Light	Door mirror foot lights	ON/OFF	-

      
      Body Electrical > Main Body > Active Test

      Tester Display
      Side Mirror Foot Light

      OK
      Door mirror foot lights illuminate.

      Result
      Result Proceed to OK A NG (for LH Side) B NG (for RH Side) C

   
   

   A

   PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here

   C

   CHECK OUTER REAR VIEW MIRROR ASSEMBLY RH (POWER SOURCE) Click here

   B

2. CHECK OUTER REAR VIEW MIRROR ASSEMBLY LH (POWER SOURCE)

   
   

   1. Disconnect the J7 outer rear view mirror assembly LH connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition J7-3 (MLP) - Body ground Illumination conditions of door mirror foot light met* 11 to 14 V

      
      

      • *: Refer to System Description for the illumination conditions of the door mirror foot light.

        Click here

      Result
      Proceed to OK NG

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

3. INSPECT DOOR MIRROR FOOT LIGHT LH

   
   

   1. Remove the door mirror foot light LH.

      Click here

   2. 

      *a	Component without harness connected (Door Mirror Foot Light LH)

      Check the door mirror foot light LH illumination.

      
      

      1. Apply battery voltage between the terminals of the door mirror foot light LH and check the illumination condition of the door mirror foot light LH.

         OK
         Condition Specified Condition Battery positive (+) → Terminal 1 (+) Battery negative (-) → Terminal 2 (E) Illuminates

      Result
      Proceed to OK NG

   
   

   NG

   REPLACE DOOR MIRROR FOOT LIGHT LH Click here

   OK

4. CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR ASSEMBLY LH - BODY GROUND)

   
   

   1. Disconnect the J7 outer rear view mirror assembly LH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition J7-9 (-) - Body ground Always Below 1 Ω

      Result
      Proceed to OK NG

   
   

   OK

   REPLACE OUTER REAR VIEW MIRROR ASSEMBLY LH Click here

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

5. CHECK OUTER REAR VIEW MIRROR ASSEMBLY RH (POWER SOURCE)

   
   

   1. Disconnect the I8 outer rear view mirror assembly RH connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition I8-3 (MLP) - Body ground Illumination conditions of door mirror foot light met* 11 to 14 V

      
      

      • *: Refer to System Description for the illumination conditions of the door mirror foot light.

        Click here

      Result
      Proceed to OK NG

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

6. INSPECT DOOR MIRROR FOOT LIGHT RH

   
   

   1. Remove the door mirror foot light RH.

      Click here

   2. 

      *a	Component without harness connected (Door Mirror Foot Light RH)

      Check the door mirror foot light RH illumination.

      
      

      1. Apply battery voltage between the terminals of the door mirror foot light RH and check the illumination condition of the door mirror foot light RH.

         OK
         Condition Specified Condition Battery positive (+) → Terminal 1 (+) Battery negative (-) → Terminal 2 (E) Illuminates

      Result
      Proceed to OK NG

   
   

   NG

   REPLACE DOOR MIRROR FOOT LIGHT RH Click here

   OK

7. CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR ASSEMBLY RH - BODY GROUND)

   
   

   1. Disconnect the I8 outer rear view mirror assembly RH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition I8-9 (-) - Body ground Always Below 1 Ω

      Result
      Proceed to OK NG

   
   

   OK

   REPLACE OUTER REAR VIEW MIRROR ASSEMBLY RH Click here

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR