| Last Modified: 05-08-2025 | 6.11:8.1.0 | Doc ID: RM100000001O2VU |
| Model Year Start: 2020 | Model: RAV4 | Prod Date Range: [06/2020 - 08/2020] |
| Title: LIGHTING (INT): LIGHTING SYSTEM: PROBLEM SYMPTOMS TABLE; 2020 MY RAV4 RAV4 HV [06/2020 - 08/2020] | ||
PROBLEM SYMPTOMS TABLE
NOTICE:
- Before replacing the main body ECU (multiplex network body ECU) or certification ECU (smart key ECU assembly), refer to Registration.
- Inspect the fuses for circuits related to this system before performing the following procedure.
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.
Illuminated Entry System (Interior Light Control)
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
All interior light control functions do not operate under any condition. |
Map light assembly |
|
|
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 (w/ Smart Key System). |
CAN communication system (for HV Model) |
|
|
CAN communication system (for Gasoline Model) |
|
|
|
Smart key system (for Entry Function, HV Model) |
|
|
|
Smart key system (for Entry Function, Gasoline Model) |
|
|
|
Main body ECU (multiplex network body ECU) |
|
|
|
Door lock/unlock-linked control function does not operate when doors are locked/unlocked. |
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. |
Door courtesy switch circuit |
|
|
Main body ECU (multiplex network body ECU) |
|
|
|
Push start switch illumination does not illuminate (w/ Smart Key System). |
Push start switch illumination circuit |
|
|
Certification ECU (smart key ECU assembly) |
|
|
|
Push start switch illumination does not blink (w/ Smart Key System). |
Certification ECU (smart key ECU assembly) |
|
|
Push start switch-linked control function does not operate when push start switch is operated (w/ Smart Key System). |
IG signal circuit |
|
|
ACC signal circuit |
|
|
|
Main body ECU (multiplex network body ECU) |
|
|
|
Ignition switch-linked control function does not operate when ignition switch is operated (w/o Smart Key System). |
IG signal circuit |
|
|
ACC signal circuit |
|
|
|
Main body ECU (multiplex network body ECU) |
|
|
|
Shift position-linked control function does not operate when shift lever to P |
Automatic transaxle system (for UB80E) |
|
|
Automatic transaxle system (for UB80F) |
|
|
|
Hybrid control system (for AWD with NICKEL METAL HYDRIDE BATTERY) |
|
|
|
Hybrid control system (for 2WD with NICKEL METAL HYDRIDE BATTERY) |
|
|
|
Hybrid control system (for LITHIUM-ION BATTERY) |
|
|
|
Main body ECU (multiplex network body ECU) |
|
![2020 - 2021 MY RAV4 RAV4 HV [01/2020 - 12/2021]; LIGHTING (INT): PERSONAL LIGHT: INSPECTION](/t3Portal/stylegraphics/info.gif)
Map Light Assembly
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Map light LH or RH does not illuminate. |
Bulb |
|
|
Map light assembly |
|
|
|
Harness or connector |
- |
|
|
Dome light does not illuminate. |
Map light assembly |
|
|
Harness or connector |
- |
|
|
Main body ECU (multiplex network body ECU) |
|
Room Light
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
No. 1 room light does not illuminate. |
Bulb |
|
|
Harness or connector |
- |
|
|
No. 1 room light assembly |
|
Luggage Compartment Room Light
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
No. 1 luggage compartment light assembly does not illuminate. |
Bulb |
|
|
No. 1 luggage compartment light assembly |
|
|
|
Back door courtesy switch circuit |
|
|
|
Harness or connector |
- |
|
|
Instrument panel junction block assembly |
|
|
|
Main body ECU (multiplex network body ECU) |
|
Interior Illumination Light Assembly (w/ Footwell Light)
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Interior illumination light does not illuminate. |
Interior light circuit |
|
|
Front footwell light (for Driver Side) does not illuminate. |
No. 1 interior illumination light assembly (footwell light) |
|
|
Harness or connector |
- |
|
|
Instrument panel junction block assembly |
|
|
|
Front footwell light (for Front Passenger Side) does not illuminate. |
No. 2 interior illumination light assembly (footwell light) |
|
|
Harness or connector |
- |
|
|
Instrument panel junction block assembly |
|
|
|
Footwell light does not illuminate (w/o Cup Holder Light). |
Instrument panel junction block assembly |
|
|
Harness or connector |
- |
|
|
Main body ECU (multiplex network body ECU) |
|
|
|
Cup holder light does not illuminate (w/ Cup holder Light). |
No. 6 interior illumination light assembly (cup holder light) |
|
|
Harness or connector |
- |
|
|
Tray light (for Driver Side) does not illuminate (w/ Tray Light). |
No. 4 interior illumination light assembly (driver side tray light) |
|
|
Harness or connector |
- |
|
|
Tray light (for Front Passenger Side) does not illuminate (w/ Tray Light). |
No. 5 interior illumination light assembly (front passenger side tray light) |
|
|
Harness or connector |
- |
|
|
Tray light (for Center) does not illuminate (w/ Tray Light). |
No. 3 interior illumination light assembly (center tray light) |
|
|
Harness or connector |
- |
Ignition Key Cylinder Illumination Light (w/o Smart Key System)
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Transponder key coil does not illuminate. |
Transponder key coil |
|
|
Harness or connector |
- |
Vanity Light
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
All vanity lights do not illuminate. |
Harness or connector |
- |
|
Front vanity light LH does not illuminate. |
Bulb |
|
|
Vanity light assembly LH |
|
|
|
Harness or connector |
- |
|
|
Visor assembly LH |
|
|
|
Front vanity light RH does not illuminate. |
Bulb |
|
|
Vanity light assembly RH |
|
|
|
Harness or connector |
- |
|
|
Visor assembly RH |
|
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) |
|
Battery Saving Control
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Battery saving function does not operate. |
IG signal circuit |
|
|
ACC signal circuit |
|
|
|
Door courtesy switch circuit |
|
|
|
Back door courtesy switch circuit |
|
|
|
Door unlock detection switch circuit |
|
|
|
Interior light auto cut circuit |
|
|
|
Main body ECU (multiplex network body ECU) |
|
Instrument Panel Illumination System
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
No instrument panel illumination lights come on (taillights operate normally). |
PANEL fuse |
- |
|
Instrument panel junction block assembly |
|
|
|
Harness or connector |
- |
|
|