Problem Symptoms Table [10/2015 - 11/2017]
NOTE:
Before replacing the main body ECU (multiplex network body ECU), refer to Registration.
Refer to REGISTRATION [09/2014 - 03/2019]
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.
FRONT MAP LIGHT
| Symptom | Suspected Area | Link |
|---|---|---|
| Front map light LH or front map light RH does not illuminate | Map light assembly | Refer to INSPECTION [09/2014 - ] |
| Harness or connector | - |
FRONT DOME LIGHT
| Symptom | Suspected Area | Link |
|---|---|---|
| Front dome light does not illuminate | Interior light switch signal circuit | Refer to Interior Light Switch Signal Circuit [09/2014 - ] |
| Map light assembly | Refer to INSPECTION [09/2014 - ] | |
| Harness or connector | - | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2014 - ] |
REAR INTERIOR LIGHT
| Symptom | Suspected Area | Link |
|---|---|---|
| Rear dome light does not illuminate | Rear dome light | Refer to INSPECTION [09/2014 - ] |
| Harness or connector | - | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2014 - ] |
VANITY LIGHT
| Symptom | Suspected Area | Link |
|---|---|---|
| Vanity light assembly LH or vanity light assembly RH does not illuminate | Bulb | - |
| Visor assembly | Refer to INSPECTION [09/2014 - ] | |
| Harness or connector | - |
DOOR COURTESY LIGHT
| Symptom | Suspected Area | Link |
|---|---|---|
| Courtesy light assembly LH or courtesy light assembly RH does not illuminate | Courtesy light assembly | Refer to INSPECTION [10/2015 - ] |
| Front door courtesy switch circuit | Refer to Door Courtesy Switch Circuit [09/2014 - ] | |
| Harness or connector | - | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2014 - ] |
AMBIENT ILLUMINATION LIGHT
| Symptom | Suspected Area | Link |
|---|---|---|
| Ambient illumination light LH or ambient illumination light RH does not illuminate | Ambient illumination light | Refer to REMOVAL [09/2014 - 03/2019] |
| Harness or connector | - |
GLOVE BOX LIGHT
| Symptom | Suspected Area | Link |
|---|---|---|
| Glove box light does not illuminate | Glove box light assembly | Refer to INSPECTION [09/2014 - ] |
| Harness or connector | - |
LUGGAGE COMPARTMENT ROOM LIGHT
| Symptom | Suspected Area | Link |
|---|---|---|
| Luggage compartment room light does not illuminate | Bulb | - |
| No. 1 luggage compartment light assembly | Refer to INSPECTION [09/2014 - ] | |
| Luggage compartment door courtesy switch circuit | Refer to Luggage Compartment Door Courtesy Switch Circuit [09/2014 - ] | |
| Harness or connector | - | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2014 - ] |
FOOTWELL LIGHT
| Symptom | Suspected Area | Link |
|---|---|---|
| Footwell light LH or footwell light RH does not illuminate | No. 1 interior illumination light assembly | Refer to INSPECTION [09/2014 - ] |
| Harness or connector | - |
INTERIOR LIGHT POWER SOURCE CONTROL
| Symptom | Suspected Area | Link |
|---|---|---|
| All the interior lights that receive power via the DOME CUT relay do not illuminate (The DOME fuse is normal) | Interior light auto cut circuit | Refer to Interior Light Auto Cut Circuit [09/2014 - ] |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2014 - ] |
ILLUMINATED ENTRY SYSTEM (INTERIOR LIGHT CONTROL)
| Symptom | Suspected Area | Link |
|---|---|---|
| All interior light control functions do not operate under any condition | Interior light switch signal circuit | Refer to Interior Light Switch Signal Circuit [09/2014 - ] |
| Interior light circuit | Refer to Interior Light Circuit [09/2014 - ] | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2014 - ] | |
| Door open/close-linked control function does not operate when doors are opened/closed | Door courtesy switch circuit | Refer to Door Courtesy Switch Circuit [09/2014 - ] |
| Map light assembly | Refer to INSPECTION [09/2014 - ] | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2014 - ] | |
| Door lock/unlock-linked control function does not operate when doors are locked/unlocked | Door unlock detection switch circuit | Refer to Door Unlock Detection Switch Circuit [09/2014 - ] |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2014 - ] | |
| Actuation area-linked control function does not operate when registered key is brought into any exterior detection area | CAN communication system | Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2014 - 11/2017] |
| Smart access system with push-button start(for Entry Function) | Refer to OPERATION CHECK [09/2014 - 01/2023] | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2014 - ] | |
| Engine switch-linked control function does not operate when engine switch is operated | IG signal circuit | Refer to IG Signal Circuit [09/2014 - ] |
| ACC signal circuit | Refer to ACC Signal Circuit [09/2014 - ] | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2014 - ] | |
| Engine switch illumination does not illuminate | CAN communication system | Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2014 - 11/2017] |
| Engine switch illumination circuit | Refer to Engine Switch Illumination Circuit [09/2014 - ] | |
| Certification ECU (Smart key ECU assembly) | Refer to REMOVAL [09/2014 - ] |
ILLUMINATED ENTRY SYSTEM (AMBIENT ILLUMINATION LIGHT)
| Symptom | Suspected Area | Link |
|---|---|---|
| All interior light control functions do not operate under any condition | Ambient illumination light circuit | Refer to Ambient Illumination Light Circuit [09/2014 - 03/2019] |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2014 - ] | |
| Engine switch-linked control function does not operate when engine switch is operated | IG signal circuit | Refer to IG Signal Circuit [09/2014 - ] |
| ACC signal circuit | Refer to ACC Signal Circuit [09/2014 - ] | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2014 - ] | |
| Brightness of lights does not change when shift lever is moved | CAN communication system | Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2014 - 11/2017] |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2014 - ] |
ILLUMINATED ENTRY SYSTEM (REMOTE TOUCHPAD ILLUMINATION LIGHT(FOR MULTI-MEDIA MODULE RECEIVER TYPE))
| Symptom | Suspected Area | Link |
|---|---|---|
| All interior light control functions do not operate under any condition | Remote touchpad illumination light circuit | Refer to Remote Touchpad Illumination Light Circuit [09/2014 - 11/2017] |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2014 - ] | |
| Door open/close-linked control function does not operate when doors are opened/closed | Door courtesy switch circuit | Refer to Door Courtesy Switch Circuit [09/2014 - ] |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2014 - ] | |
| Door lock/unlock-linked control function does not operate when doors are locked/unlocked | Door unlock detection switch circuit | Refer to Door Unlock Detection Switch Circuit [09/2014 - ] |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2014 - ] | |
| Engine switch-linked control function does not operate when engine switch is operated | IG signal circuit | Refer to IG Signal Circuit [09/2014 - ] |
| ACC signal circuit | Refer to ACC Signal Circuit [09/2014 - ] | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2014 - ] | |
| Brightness of lights does not change when shift lever is moved | CAN communication system | Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2014 - 11/2017] |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2014 - ] |
BATTERY SAVING CONTROL
| Symptom | Suspected Area | Link |
|---|---|---|
| Battery saving function does not operate | IG signal circuit | Refer to IG Signal Circuit [09/2014 - ] |
| ACC signal circuit | Refer to ACC Signal Circuit [09/2014 - ] | |
| Door courtesy switch circuit | Refer to Door Courtesy Switch Circuit [09/2014 - ] | |
| Luggage compartment door courtesy switch circuit | Refer to Luggage Compartment Door Courtesy Switch Circuit [09/2014 - ] | |
| Interior light circuit | Refer to Interior Light Circuit [09/2014 - ] | |
| Door unlock detection switch circuit | Refer to Door Unlock Detection Switch Circuit [09/2014 - ] | |
| Interior light auto cut circuit | Refer to Interior Light Auto Cut Circuit [09/2014 - ] | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [09/2014 - ] |