LIGHTING SYSTEM PROBLEM SYMPTOMS TABLE
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Symptom |
Suspected Area |
Link |
---|---|---|
Illuminated entry system does not operate |
DOME fuse |
- |
Smart access system with push-button start (for entry function) |
||
Door courtesy switch circuit |
||
Back door courtesy switch circuit |
||
Harness or connector |
- |
|
Main body ECU (Multiplex network body ECU) |
- |
Symptom |
Suspected Area |
Link |
---|---|---|
Map light does not illuminate |
Map light bulb |
- |
Map light assembly |
||
Harness or connector |
- |
|
No. 1 room light does not illuminate |
No. 1 room light bulb |
- |
No. 1 room light assembly |
- |
|
Harness or connector |
- |
|
No. 2 room light does not illuminate |
No. 2 room light bulb |
- |
No. 2 room light assembly |
- |
|
Harness or connector |
- |
|
Front interior foot light does not illuminate |
Active Test (Step Light Operation) |
|
Harness or connector |
- |
|
Main body ECU (Multiplex network body ECU) |
- |
|
Rear interior foot light does not illuminate |
Active Test (Step Light Operation) |
|
No. 1 interior illumination light assembly |
||
Harness or connector |
- |
|
Main body ECU (Multiplex network body ECU) |
- |
|
Door inside handle illumination light does not illuminate |
Active Test (Step Light Operation) |
|
Front door inside handle illumination light assembly |
||
Rear door inside handle illumination light assembly |
||
Harness or connector |
- |
|
Main body ECU (Multiplex network body ECU) |
- |
|
Door courtesy light does not illuminate |
Door courtesy light bulb |
- |
Door courtesy switch circuit |
||
Back door courtesy switch circuit |
||
Harness or connector |
- |
|
Main body ECU (Multiplex network body ECU) |
- |
|
Scuff plate light does not illuminate |
Door scuff plate assembly |
|
Door courtesy switch circuit |
||
Harness or connector |
- |
Symptom |
Suspected Area |
Link |
---|---|---|
Side step light does not illuminate |
Side step light bulb |
- |
Harness or connector |
- |
|
Main body ECU (Multiplex network body ECU) |
- |
Symptom |
Suspected Area |
Link |
---|---|---|
Vanity light does not illuminate |
Vanity light bulb |
- |
Visor assembly |
- |
|
Harness or connector |
- |
Symptom |
Suspected Area |
Link |
---|---|---|
Console box illumination light does not illuminate |
Console box illumination light assembly |
|
Harness or connector |
- |
Symptom |
Suspected Area |
Link |
---|---|---|
Glove box light does not illuminate |
Harness or connector |
- |
Symptom |
Suspected Area |
Link |
---|---|---|
Battery saving function does not operate |
Door courtesy switch circuit |
|
Back door courtesy switch circuit |
||
IG signal circuit |
||
Main body ECU (Multiplex network body ECU) |
- |
Symptom |
Suspected Area |
Link |
---|---|---|
Center console spot light does not illuminate |
Overhead console illumination light circuit |
|
IG signal circuit |
||
ACC signal circuit |
||
Main body ECU (Multiplex network body ECU) |
- |