Problem Symptoms Table [03/2017 - 06/2017]
NOTE:
Before replacing the main body ECU (multiplex network body ECU) or certification ECU (smart key ECU assembly), refer to Registration.*
Refer to REGISTRATION [03/2017 - 09/2019]
- *: w/ Smart Key System
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) | Refer to INSPECTION [03/2017 - 06/2017] |
| Map light LH and map light RH do not illuminate (Other interior lights are normal) | Map light (Roof console box sub-assembly) | Refer to INSPECTION [03/2017 - 06/2017] |
| Harness or connector | - | |
| Switch illumination or shift lever illumination does not illuminate (Other interior lights are normal)* | Map light (Roof console box sub-assembly) | Refer to INSPECTION [03/2017 - 06/2017] |
| Switch illumination and shift lever illumination do not illuminate (Other interior lights are normal)* | Map light (Roof console box sub-assembly) | Refer to INSPECTION [03/2017 - 06/2017] |
| Harness or connector | - |
- *: w/ Shift Lever Illumination
ROOM LIGHT
| Symptom | Suspected Area | Link |
|---|---|---|
| Room light does not illuminate (Other interior lights are normal)*1 | Bulb | Refer to REPLACEMENT [03/2017 - ] |
| Harness or connector (Including bulb holder of the room light assembly which is part of the wire harness) | - | |
| Spot light LH or spot light RH does not illuminate (Other interior lights are normal)*2 | Spot light assembly | Refer to INSPECTION [03/2017 - ] |
| Spot light LH and spot light RH do not illuminate (Other interior lights are normal)*2 | Spot light assembly | Refer to INSPECTION [03/2017 - ] |
| Harness or connector | - |
- *1: w/ Room Light (for Bulb Type)
- *2: w/ Room Light (for LED Type)
VANITY LIGHT (W/ VANITY LIGHT)
| Symptom | Suspected Area | Link |
|---|---|---|
| Vanity light LH does not illuminate | Bulb | Refer to REPLACEMENT [03/2017 - 08/2021] |
| Visor assembly LH | Refer to INSPECTION [03/2017 - ] | |
| Harness or connector (Including bulb holder of the vanity light assembly that are part of the wire harness) | - | |
| Vanity light RH does not illuminate | Bulb | Refer to REPLACEMENT [03/2017 - 08/2021] |
| Visor assembly RH | Refer to INSPECTION [03/2017 - ] | |
| Harness or connector (Including bulb holder of the vanity light assembly that are part of the wire harness) | - |
COURTESY LIGHT
| Symptom | Suspected Area | Link |
|---|---|---|
| Courtesy light LH does not illuminate | Bulb | Refer to REPLACEMENT [03/2017 - ] |
| Courtesy light assembly LH | Refer to INSPECTION [03/2017 - ] | |
| Front door courtesy switch circuit | Refer to Front Door Courtesy Switch Circuit [03/2017 - ] | |
| Harness or connector | - | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [03/2017 - 06/2017] | |
| Courtesy light RH does not illuminate | Bulb | Refer to REPLACEMENT [03/2017 - ] |
| Courtesy light assembly RH | Refer to INSPECTION [03/2017 - ] | |
| Front door courtesy switch circuit | Refer to Front Door Courtesy Switch Circuit [03/2017 - ] | |
| Harness or connector | - | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [03/2017 - 06/2017] |
GLOVE BOX LIGHT
| Symptom | Suspected Area | Link |
|---|---|---|
| Glove box light does not illuminate | Glove box light assembly | Refer to INSPECTION [03/2017 - ] |
| Harness or connector | - |
LUGGAGE COMPARTMENT LIGHT
| Symptom | Suspected Area | Link |
|---|---|---|
| Luggage compartment light does not illuminate (Other interior lights are normal) | Bulb | Refer to REPLACEMENT [03/2017 - ] |
| No. 1 luggage compartment light assembly | Refer to INSPECTION [03/2017 - ] | |
| Luggage compartment door courtesy switch circuit | Refer to Luggage Compartment Door Courtesy Switch Circuit [03/2017 - ] | |
| Harness or connector | - | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [03/2017 - 06/2017] |
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 | Refer to Interior Light Auto Cut Circuit [03/2017 - ] |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [03/2017 - 06/2017] |
ILLUMINATED ENTRY SYSTEM
| Symptom | Suspected Area | Link |
|---|---|---|
| All illuminated entry system control functions do not operate under any condition | Interior light auto cut circuit | Refer to Interior Light Auto Cut Circuit [03/2017 - ] |
| Interior light circuit | Refer to Interior Light Circuit [03/2017 - 06/2017] | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [03/2017 - 06/2017] | |
| Actuation area-linked control function does not operate when registered key is brought into any exterior detection area*1 | CAN communication system | Refer to HOW TO PROCEED WITH TROUBLESHOOTING [03/2017 - ] |
| Smart key system (for Entry Function) | Refer to HOW TO PROCEED WITH TROUBLESHOOTING [03/2017 - ] | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [03/2017 - 06/2017] | |
| 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 [03/2017 - ] |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [03/2017 - 06/2017] | |
| Door open/close-linked control function does not operate when doors are opened/closed | Front door courtesy switch circuit | Refer to Front Door Courtesy Switch Circuit [03/2017 - ] |
| Rear door courtesy switch circuit | Refer to Rear Door Courtesy Switch Circuit [03/2017 - ] | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [03/2017 - 06/2017] | |
| Engine switch-linked control function does not operate when engine switch is operated*1 | IG signal circuit | Refer to IG Signal Circuit [03/2017 - ] |
| ACC signal circuit | Refer to ACC Signal Circuit [03/2017 - ] | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [03/2017 - 06/2017] | |
| Engine switch illumination does not illuminate*1 | CAN communication system | Refer to HOW TO PROCEED WITH TROUBLESHOOTING [03/2017 - ] |
| Engine switch illumination circuit | Refer to Engine Switch Illumination Circuit [03/2017 - 06/2017] | |
| Certification ECU (Smart key ECU assembly) | Refer to REMOVAL [03/2017 - 06/2017] | |
| Ignition switch-linked control function does not operate when ignition switch is operated*2 | IG signal circuit | Refer to IG Signal Circuit [03/2017 - ] |
| ACC signal circuit | Refer to ACC Signal Circuit [03/2017 - ] | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [03/2017 - 06/2017] | |
| Ignition key cylinder light does not illuminate*2 | Interior light circuit | Refer to Interior Light Circuit [03/2017 - 06/2017] |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [03/2017 - 06/2017] |
- *1: w/ Smart Key System
- *2: w/o Smart Key System
BATTERY SAVING CONTROL SYSTEM
| Symptom | Suspected Area | Link |
|---|---|---|
| Battery saving function does not operate | IG signal circuit | Refer to IG Signal Circuit [03/2017 - ] |
| ACC signal circuit | Refer to ACC Signal Circuit [03/2017 - ] | |
| Front door courtesy switch circuit | Refer to Front Door Courtesy Switch Circuit [03/2017 - ] | |
| Rear door courtesy switch circuit | Refer to Rear Door Courtesy Switch Circuit [03/2017 - ] | |
| Luggage compartment door courtesy switch circuit | Refer to Luggage Compartment Door Courtesy Switch Circuit [03/2017 - ] | |
| Door unlock detection switch circuit | Refer to Door Unlock Detection Switch Circuit [03/2017 - ] | |
| Interior light auto cut circuit | Refer to Interior Light Auto Cut Circuit [03/2017 - ] | |
| Main body ECU (Multiplex network body ECU) | Refer to REMOVAL [03/2017 - 06/2017] |