LIGHTING SYSTEM Footwell Light Circuit

DESCRIPTION

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

WIRING DIAGRAM

1. 

PROCEDURE

1. PERFORM ACTIVE TEST USING GTS (EXTERIOR LIGHT)

   
   

   1. Using the GTS, perform the Active Test.

      Click here

      
      Body Electrical > Main Body > Active Test

      Tester Display	Measurement Item	Control Range	Diagnostic Note
      Exterior Light	Turns on the outside handle assembly (exterior foot light)	ON or OFF	-

      
      Body Electrical > Main Body > Active Test

      Tester Display
      Exterior Light

      OK
      Door mirror foot lights illuminate.

      Result
      Result Proceed to OK A NG (All outside handle foot lights do not illuminate) B NG (Front outside handle foot lights do not illuminate) C NG (Rear outside handle foot lights do not illuminate) D

   
   

   A

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

   B

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

   D

   CHECK REAR DOOR OUTSIDE HANDLE ASSEMBLY LH POWER SOURCE CIRCUIT Click here

   C

2. CHECK FRONT DOOR OUTSIDE HANDLE ASSEMBLY LH POWER SOURCE CIRCUIT

   
   
   1. 

      *a	Front view of wire harness connector (to Front Door Outside Handle Assembly LH)

      Disconnect the front door outside handle assembly LH connector.

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

      Standard Voltage
      Tester Connection Switch Condition Specified Condition M4-1 (OLP) - Body ground Engine switch on (IG) 11 to 14 V

      Result
      Proceed to OK NG

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

3. INSPECT FRONT DOOR OUTSIDE HANDLE ASSEMBLY LH

   
   

   1. Remove the front door outside handle assembly LH.

      Click here

   2. Inspect the front door outside handle assembly LH.

      Click here

      Result
      Proceed to OK NG

   
   

   NG

   REPLACE FRONT DOOR OUTSIDE HANDLE ASSEMBLY LH Click here

   OK

4. INSPECT FRONT DOOR OUTSIDE HANDLE ASSEMBLY RH

   
   

   1. Remove the front door outside handle assembly RH.

      Click here

   2. Inspect the front door outside handle assembly RH.

      Click here

      Result
      Proceed to OK NG

   
   

   NG

   REPLACE FRONT DOOR HANDLE ASSEMBLY OUTSIDE RH Click here

   OK

5. CHECK HARNESS AND CONNECTOR (FRONT DOOR OUTSIDE HANDLE ASSEMBLY RH - BODY GROUND)

   
   
   1. 

      *a	Front view of wire harness connector (to Front Door Outside Handle Assembly RH)

      Disconnect the front door outside handle assembly RH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition L4-3 (GND) - Body ground Always Below 1 Ω

      Result
      Proceed to OK NG

   
   

   OK

   REPAIR OR REPLACE HARNESS OR CONNECTOR (FRONT DOOR OUTSIDE HANDLE ASSEMBLY RH - FRONT DOOR OUTSIDE HANDLE ASSEMBLY LH)

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

6. CHECK REAR DOOR OUTSIDE HANDLE ASSEMBLY LH POWER SOURCE CIRCUIT

   
   
   1. 

      *a	Front view of wire harness connector (to Rear Door Outside Handle Assembly LH)

      Disconnect the rear door outside handle assembly LH connector.

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

      Standard Voltage
      Tester Connection Switch Condition Specified Condition O4-1 (OLP) - Body ground Engine switch on (IG) 11 to 14 V

      Result
      Proceed to OK NG

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

7. INSPECT REAR DOOR OUTSIDE HANDLE ASSEMBLY LH

   
   

   1. Remove the rear door outside handle assembly LH.

      Click here

   2. Inspect the rear door outside handle assembly LH.

      Click here

      Result
      Proceed to OK NG

   
   

   NG

   REPLACE REAR DOOR OUTSIDE HANDLE ASSEMBLY LH Click here

   OK

8. INSPECT REAR DOOR OUTSIDE HANDLE ASSEMBLY RH

   
   

   1. Remove the rear door outside handle assembly RH.

      Click here

   2. Inspect the rear door outside handle assembly RH.

      Click here

      Result
      Proceed to OK NG

   
   

   NG

   REPLACE REAR DOOR OUTSIDE HANDLE ASSEMBLY RH Click here

   OK

9. CHECK HARNESS AND CONNECTOR (REAR DOOR OUTSIDE HANDLE ASSEMBLY RH - BODY GROUND)

   
   
   1. 

      *a	Front view of wire harness connector (to Rear Door Outside Handle Assembly RH)

      Disconnect the rear door outside handle assembly RH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition N4-3 (GND) - Body ground Always Below 1 Ω

      Result
      Proceed to OK NG

   
   

   OK

   REPAIR OR REPLACE HARNESS OR CONNECTOR (REAR DOOR OUTSIDE HANDLE ASSEMBLY RH - REAR DOOR OUTSIDE HANDLE ASSEMBLY LH)

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR