Door Mirror Foot Light Does Not Illuminate
LIGHTING (EXT): LIGHTING SYSTEM: Door Mirror Foot Light does not Illuminate
Door Mirror Foot Light does not Illuminate
WIRING DIAGRAM
INSPECTION PROCEDURE
NOTE:
First perform the communication function inspections in How to Proceed with Troubleshooting to confirm that there are no CAN communication malfunctions before troubleshooting this symptom.
PROCEDURE
1. READ VALUE USING TECHSTREAM (DOOR COURTESY LIGHT SWITCH)
(a) Using the Techstream, read the Data List.
Main Body
Result
E -- CHECK HARNESS AND CONNECTOR (REAR DOOR COURTESY LIGHT SWITCH RH - MAIN BODY ECU AND BODY GROUND)
D -- CHECK HARNESS AND CONNECTOR (REAR DOOR COURTESY LIGHT SWITCH LH - MAIN BODY ECU AND BODY GROUND)
C -- CHECK HARNESS AND CONNECTOR (FRONT DOOR COURTESY LIGHT SWITCH RH - MAIN BODY ECU AND BODY GROUND)
B -- CHECK HARNESS AND CONNECTOR (FRONT DOOR COURTESY LIGHT SWITCH LH - MAIN BODY ECU AND BODY GROUND)
A -- Continue to next step.
2. CONFIRM LIGHT POSITION
(a) Check the malfunctioning door mirror foot light.
Result
B -- PERFORM ACTIVE TEST USING TECHSTREAM (DOOR MIRROR FOOT LIGHT)
A -- Continue to next step.
3. PERFORM ACTIVE TEST USING TECHSTREAM (DOOR MIRROR FOOT LIGHT)
(a) Using the Techstream, perform the Active Test.
Mirror
OK:
Door mirror foot light (for driver side) condition is switched by Active Test.
NG -- CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR LH - OUTER MIRROR CONTROL ECU)
OK -- REPLACE OUTER MIRROR CONTROL ECU
4. CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR LH - OUTER MIRROR CONTROL ECU)
(a) Disconnect the I18 ECU connector.
(b) Disconnect the I15 mirror connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
5. CHECK OUTER MIRROR CONTROL ECU
(a) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
NG -- REPLACE OUTER MIRROR CONTROL ECU
OK -- REPLACE OUTER REAR VIEW MIRROR LH
6. PERFORM ACTIVE TEST USING TECHSTREAM (DOOR MIRROR FOOT LIGHT)
(a) Using the Techstream, perform the Active Test.
Mirror
OK:
Door mirror foot light (for front passenger side) condition is switched by Active Test.
NG -- CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR RH - OUTER MIRROR CONTROL ECU)
OK -- REPLACE OUTER MIRROR CONTROL ECU
7. CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR RH - OUTER MIRROR CONTROL ECU)
(a) Disconnect the I18 ECU connector.
(b) Disconnect the I7 mirror connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
8. CHECK OUTER MIRROR CONTROL ECU
(a) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
NG -- REPLACE OUTER MIRROR CONTROL ECU
OK -- REPLACE OUTER REAR VIEW MIRROR RH
9. INSPECT FRONT DOOR COURTESY LIGHT SWITCH LH
(a) Remove the front door courtesy light switch LH Front Door Courtesy Switch.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
NG -- REPLACE FRONT DOOR COURTESY LIGHT SWITCH LH
OK -- Continue to next step.
10. CHECK HARNESS AND CONNECTOR (FRONT DOOR COURTESY LIGHT SWITCH LH - MAIN BODY ECU AND BODY GROUND)
(a) Disconnect the K2 switch connector.
(b) Disconnect the E1 ECU connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE MAIN BODY ECU
11. INSPECT FRONT DOOR COURTESY LIGHT SWITCH RH
(a) Remove the front door courtesy light switch RH Front Door Courtesy Switch.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
NG -- REPLACE FRONT DOOR COURTESY LIGHT SWITCH RH
OK -- Continue to next step.
12. CHECK HARNESS AND CONNECTOR (FRONT DOOR COURTESY LIGHT SWITCH RH - MAIN BODY ECU AND BODY GROUND)
(a) Disconnect the L1 switch connector.
(b) Disconnect the E2 ECU connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE MAIN BODY ECU
13. INSPECT REAR DOOR COURTESY LIGHT SWITCH LH
(a) Remove the rear door courtesy light switch LH Rear Door Courtesy Switch.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
NG -- REPLACE REAR DOOR COURTESY LIGHT SWITCH LH
OK -- Continue to next step.
14. CHECK HARNESS AND CONNECTOR (REAR DOOR COURTESY LIGHT SWITCH LH - MAIN BODY ECU AND BODY GROUND)
(a) Disconnect the K3 switch connector.
(b) Disconnect the 2C ECU connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE MAIN BODY ECU
15. INSPECT REAR DOOR COURTESY LIGHT SWITCH RH
(a) Remove the rear door courtesy light switch RH Rear Door Courtesy Switch.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
NG -- REPLACE REAR DOOR COURTESY LIGHT SWITCH RH
OK -- Continue to next step.
16. CHECK HARNESS AND CONNECTOR (REAR DOOR COURTESY LIGHT SWITCH RH - MAIN BODY ECU AND BODY GROUND)
(a) Disconnect the L2 switch connector.
(b) Disconnect the E2 ECU connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE MAIN BODY ECU