| Last Modified: 08-21-2023 | 6.11:8.1.0 | Doc ID: RM100000001AW9J |
| Model Year Start: 2019 | Model: Avalon | Prod Date Range: [04/2018 - ] |
| Title: LIGHTING (INT): LIGHTING SYSTEM (for Gasoline Model): PROBLEM SYMPTOMS TABLE; 2019 - 2022 MY Avalon [04/2018 - ] | ||
PROBLEM SYMPTOMS TABLE
NOTICE:
Before replacing the main body ECU (multiplex network body ECU) or certification ECU (smart key ECU assembly), refer to Registration.
![2019 - 2020 MY Avalon [04/2018 - 08/2020]; THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function, Gasoline Model): REGISTRATION](/t3Portal/stylegraphics/info.gif)
HINT:
- 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.
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Map Light
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Map light LH or map light RH does not illuminate (Other interior lights are normal) |
Map light (Roof console box sub-assembly) |
|
|
Map light LH and map light RH do not illuminate (Other interior lights are normal) |
Map light (Roof console box sub-assembly) |
|
|
Harness or connector |
- |
|
|
Switch illumination or shift lever illumination does not illuminate (Other interior lights are normal) |
Map light (Roof console box sub-assembly) |
|
|
Switch illumination and shift lever illumination do not illuminate (Other interior lights are normal) |
Map light (Roof console box sub-assembly) |
|
|
Harness or connector |
- |
Room Light
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Spot light LH or spot light RH does not illuminate (Other interior lights are normal) |
Spot light assembly |
|
|
Spot light LH and spot light RH do not illuminate (Other interior lights are normal) |
Spot light assembly |
|
|
Harness or connector |
- |
Vanity Light
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Vanity light LH does not illuminate |
Bulb |
|
|
Visor assembly LH |
|
|
|
Harness or connector |
- |
|
|
Vanity light RH does not illuminate |
Bulb |
|
|
Visor assembly RH |
|
|
|
Harness or connector |
- |
Courtesy Light
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Courtesy light LH does not illuminate |
Bulb |
|
|
Courtesy light assembly LH |
|
|
|
Front door courtesy switch circuit |
|
|
|
Harness or connector |
- |
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Courtesy light RH does not illuminate |
Bulb |
|
|
Courtesy light assembly RH |
|
|
|
Front door courtesy switch circuit |
|
|
|
Harness or connector |
- |
|
|
Main body ECU (Multiplex network body ECU) |
|
Glove Box Light
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Glove box light does not illuminate |
Glove box light assembly |
|
|
Harness or connector |
- |
Console Box Light
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Console box light does not illuminate |
Console box light (No. 5 interior illumination light sub-assembly) |
|
|
Harness or connector |
- |
Footwell Light and Front Console Light
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Front footwell light LH does not illuminate |
Front footwell light LH (No. 1 interior illumination light sub-assembly) |
|
|
Harness or connector |
- |
|
|
Front footwell light RH does not illuminate |
Front footwell light RH (No. 1 interior illumination light sub-assembly) |
|
|
Harness or connector |
- |
|
|
Rear footwell light LH does not illuminate. |
Rear footwell light LH (No. 6 interior illumination light sub-assembly) |
|
|
Harness or connector |
- |
|
|
Rear footwell light RH does not illuminate |
Rear footwell light RH (No. 6 interior illumination light sub-assembly) |
|
|
Harness or connector |
- |
|
|
Front console light does not illuminate |
Front console light (interior illumination light sub-assembly) |
|
|
Harness or connector |
- |
|
|
All footwell lights and front console light do not illuminate |
Harness or connector |
- |
|
Combination meter assembly |
|
Ambient Illumination Light (w/ Mood Switch)
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Front door inside handle illumination light LH does not illuminate |
Ambient illumination light circuit |
|
|
Front door inside handle illumination light RH does not illuminate |
Ambient illumination light circuit |
|
|
Console light (for passenger side) does not illuminate |
Ambient illumination light circuit |
|
|
Console light (for driver side) does not illuminate |
Ambient illumination light circuit |
|
|
Cup holder light (for front side) does not illuminate |
Ambient illumination light circuit |
|
|
Cup holder light (for rear side) does not illuminate |
Ambient illumination light circuit |
|
|
All ambient illumination lights do not illuminate |
Ambient illumination light circuit |
|
|
Ambient light switch circuit |
|
|
|
Instrument panel junction block assembly |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
Luggage Compartment Light
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Luggage compartment light does not illuminate (Other interior lights are normal) |
Bulb |
|
|
No. 1 luggage compartment light assembly |
|
|
|
Luggage compartment door courtesy switch circuit |
|
|
|
Harness or connector |
- |
|
|
Main body ECU (Multiplex network body ECU) |
|
Interior Light Power Source Control
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
All the interior lights that receive power via the DOME CUT relay do not illuminate |
Interior light auto cut circuit |
|
|
Main body ECU (Multiplex network body ECU) |
|
Illuminated Entry System
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
All illuminated entry system control functions do not operate under any condition |
Check customize parameters (Interior Light Control) |
|
|
Interior light auto cut circuit |
|
|
|
Interior light circuit |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Actuation area-linked control function does not operate when registered key is brought into any exterior detection area |
Check customize parameters (Room Light when Aprchd) |
|
|
CAN communication system |
|
|
|
Smart key system (for Entry Function) |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Door lock/unlock-linked control function does not operate when doors are locked/unlocked |
Check customize parameters (I/L ON W/Door Key Unlock) |
|
|
Door unlock detection switch circuit |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Door open/close-linked control function does not operate when doors are opened/closed |
Front door courtesy switch circuit |
|
|
Rear door courtesy switch circuit |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Engine switch-linked control function does not operate when engine switch is operated |
Check customize parameters (I/L when ACC OFF) |
|
|
IG signal circuit |
|
|
|
ACC signal circuit |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Engine switch illumination does not illuminate |
CAN communication system |
|
|
Engine switch illumination circuit |
|
|
|
Certification ECU (Smart key ECU assembly) |
|
|
|
Ambient light dimmer control does not operate with mood switch operation |
Ambient light switch circuit |
|
|
Main body ECU (Multiplex network body ECU) |
|
Battery Saving Control System
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Battery saving function does not operate |
IG signal circuit |
|
|
ACC signal circuit |
|
|
|
Front door courtesy switch circuit |
|
|
|
Rear door courtesy switch circuit |
|
|
|
Luggage compartment door courtesy switch circuit |
|
|
|
Door unlock detection switch circuit |
|
|
|
Interior light auto cut circuit |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|