Last Modified: 11-20-2023 6.11:8.1.0 Doc ID: RM100000001SDJC
Model Year Start: 2021 Model: Camry HV Prod Date Range: [10/2020 -           ]
Title: LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): PROBLEM SYMPTOMS TABLE; 2021 - 2024 MY Camry HV [10/2020 -        ]

PROBLEM SYMPTOMS TABLE

NOTICE:

  • Before replacing the main body ECU (multiplex network body ECU), refer to Registration.

    Click here 2020 - 2022 MY Camry HV [09/2019 - 08/2022]; THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function): REGISTRATION 2023 - 2024 MY Camry HV [08/2022 -        ]; THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function): REGISTRATION

  • If the headlight ECU sub-assembly LH has been replaced, it is necessary to synchronize the vehicle information and initialize the headlight ECU sub-assembly LH.

    Click here 2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): INITIALIZATION

  • If the headlight assembly LH has been replaced, it is necessary to synchronize the vehicle information and initialize the headlight ECU sub-assembly LH.

    Click here 2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): INITIALIZATION

  • When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.

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.

Headlight

Symptom

Suspected Area

Link

Left low beam headlight does not illuminate

Headlight ECU sub-assembly LH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ECU: REMOVAL

Headlight assembly LH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ASSEMBLY: REMOVAL

Right low beam headlight does not illuminate

Headlight ECU sub-assembly RH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ECU: REMOVAL

Headlight assembly RH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ASSEMBLY: REMOVAL

Both left and right low beam headlights do not illuminate

Headlight dimmer switch circuit

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Headlight Dimmer Switch Circuit

Main body ECU (Multiplex network body ECU)

2021 - 2024 MY Camry HV [10/2020 -        ]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL

Left high beam headlight does not illuminate

High beam headlight circuit

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): High Beam Headlight Circuit

Headlight ECU sub-assembly LH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ECU: REMOVAL

Right high beam headlight does not illuminate

High beam headlight circuit

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): High Beam Headlight Circuit

Headlight ECU sub-assembly RH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ECU: REMOVAL

Both left and right high beam headlights do not illuminate

Headlight dimmer switch circuit

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Headlight Dimmer Switch Circuit

Main body ECU (Multiplex network body ECU)

2021 - 2024 MY Camry HV [10/2020 -        ]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL

High Flash (passing function) does not operate (high beam headlights are normal)

Headlight dimmer switch circuit

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Headlight Dimmer Switch Circuit

Main body ECU (Multiplex network body ECU)

2021 - 2024 MY Camry HV [10/2020 -        ]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL

Left low beam headlight and high beam headlight do not illuminate

Headlight ECU sub-assembly LH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ECU: REMOVAL

Right low beam headlight and high beam headlight do not illuminate

Headlight ECU sub-assembly RH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ECU: REMOVAL

Parking Light/Daytime Running Light

Symptom

Suspected Area

Link

Left parking light/daytime running light does not illuminate

Parking light/daytime running light circuit

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Parking Light/Daytime Running Light Circuit

Headlight ECU sub-assembly LH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ECU: REMOVAL

Right parking light/daytime running light does not illuminate

Parking light/daytime running light circuit

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Parking Light/Daytime Running Light Circuit

Headlight ECU sub-assembly RH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ECU: REMOVAL

Both left and right parking lights do not illuminate

Headlight dimmer switch circuit

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Headlight Dimmer Switch Circuit

Main body ECU (Multiplex network body ECU)

2021 - 2024 MY Camry HV [10/2020 -        ]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL

Both left and right daytime running lights do not illuminate

Check customize settings

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): CUSTOMIZE PARAMETERS

Headlight dimmer switch circuit

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Headlight Dimmer Switch Circuit

Main body ECU (Multiplex network body ECU)

2021 - 2024 MY Camry HV [10/2020 -        ]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL

Front Side Marker Light

Symptom

Suspected Area

Link

Left front side marker light does not illuminate

Front side marker light circuit

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Front Side Marker Light Circuit

Headlight ECU sub-assembly LH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ECU: REMOVAL

Right front side marker light does not illuminate

Front side marker light circuit

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Front Side Marker Light Circuit

Headlight ECU sub-assembly RH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ECU: REMOVAL

Both left and right front side marker lights do not illuminate

Headlight dimmer switch circuit

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Headlight Dimmer Switch Circuit

Main body ECU (Multiplex network body ECU)

2021 - 2024 MY Camry HV [10/2020 -        ]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL

Taillight

Symptom

Suspected Area

Link

Left or right taillight (rear combination light assembly) does not illuminate

Rear combination light assembly

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): REAR COMBINATION LIGHT ASSEMBLY: INSPECTION

Rear combination light cord

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): REAR COMBINATION LIGHT ASSEMBLY: DISASSEMBLY

Harness or connector

-

Left or right taillight (rear light assembly) does not illuminate

Rear light lens and body

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): REAR LIGHT ASSEMBLY: INSPECTION

Rear light cord

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): REAR LIGHT ASSEMBLY: DISASSEMBLY

Harness or connector

-

All of the taillights, license plate lights and rear side marker lights do not illuminate

Headlight dimmer switch circuit

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Headlight Dimmer Switch Circuit

Taillight relay circuit

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Taillight Relay Circuit

Main body ECU (Multiplex network body ECU)

2021 - 2024 MY Camry HV [10/2020 -        ]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL

Rear Side Marker Light

Symptom

Suspected Area

Link

Left or right rear side marker light does not illuminate

Rear combination light assembly

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): REAR COMBINATION LIGHT ASSEMBLY: INSPECTION

License Plate Light

Symptom

Suspected Area

Link

License plate light does not illuminate

License plate light assembly

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): LICENSE PLATE LIGHT ASSEMBLY: INSPECTION

Harness or connector

-

Stop Light

Symptom

Suspected Area

Link

Left or right stop light does not illuminate

Rear combination light assembly

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): REAR COMBINATION LIGHT ASSEMBLY: INSPECTION

Rear combination light cord

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): REAR COMBINATION LIGHT ASSEMBLY: DISASSEMBLY

Harness or connector

-

All of the stop lights do not illuminate

STOP fuse

-

Stop light switch assembly

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): STOP LIGHT SWITCH: ON-VEHICLE INSPECTION

Harness or connector

-

High Mounted Stop Light

Symptom

Suspected Area

Link

High mounted stop light does not illuminate

Center stop light set

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): HIGH MOUNTED STOP LIGHT ASSEMBLY: INSPECTION

Harness or connector

-

Back-up Light

Symptom

Suspected Area

Link

Left or right back-up light does not illuminate

Rear light lens and body

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): REAR LIGHT ASSEMBLY: INSPECTION

Rear light cord

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): REAR LIGHT ASSEMBLY: DISASSEMBLY

Harness or connector

-

Both left and right back-up lights do not illuminate

Back-up light circuit

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Back-up Light Circuit

Turn Signal Light

Symptom

Suspected Area

Link

Left or right front turn signal light does not operate

Headlight ECU sub-assembly

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ECU: REMOVAL

Headlight assembly

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ASSEMBLY: REMOVAL

Harness or connector

-

Left or right rear turn signal light does not operate

Rear combination light assembly

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): REAR COMBINATION LIGHT ASSEMBLY: INSPECTION

Rear combination light cord

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): REAR COMBINATION LIGHT ASSEMBLY: DISASSEMBLY

Harness or connector

-

Left or right side turn signal light does not operate

Side turn signal light assembly

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): SIDE TURN SIGNAL LIGHT ASSEMBLY: INSPECTION

Outer rear view mirror assembly

2021 - 2024 MY Camry HV [10/2020 -        ]; MIRROR (EXT): OUTER REAR VIEW MIRROR: REMOVAL

Harness or connector

-

Turn signal lights do not operate in one direction

Turn signal switch circuit

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Turn Signal Switch Circuit

Meter/gauge system

2018 - 2024 MY Camry HV [07/2017 -        ]; METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

All turn signal lights do not operate

Turn signal switch circuit

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Turn Signal Switch Circuit

Combination meter assembly

2021 - 2024 MY Camry HV [10/2020 -        ]; METER / GAUGE / DISPLAY: COMBINATION METER: REMOVAL

All turn signal lights do not flash at the correct speed

Combination meter assembly

2021 - 2024 MY Camry HV [10/2020 -        ]; METER / GAUGE / DISPLAY: COMBINATION METER: REMOVAL

Hazard Warning Signal Light

Symptom

Suspected Area

Link

Hazard warning signal lights do not operate

Hazard warning switch circuit

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Hazard Warning Switch Circuit

Combination meter assembly

2021 - 2024 MY Camry HV [10/2020 -        ]; METER / GAUGE / DISPLAY: COMBINATION METER: REMOVAL

Automatic Light Control System

Symptom

Suspected Area

Link

Automatic light control system does not operate

Headlight dimmer switch circuit

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Headlight Dimmer Switch Circuit

Main body ECU (Multiplex network body ECU)

2021 - 2024 MY Camry HV [10/2020 -        ]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL

Light Auto Turn-off System

Symptom

Suspected Area

Link

Light auto turn-off system does not operate

Headlight dimmer switch circuit

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Headlight Dimmer Switch Circuit

IG signal circuit

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (INT): LIGHTING SYSTEM: IG Signal Circuit

Front door courtesy switch circuit

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (INT): LIGHTING SYSTEM: Front Door Courtesy Switch Circuit

Main body ECU (Multiplex network body ECU)

2021 - 2024 MY Camry HV [10/2020 -        ]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL

Remote Operation Function (w/ Telematics System)

Symptom

Suspected Area

Link

Lights do not operate using remote operation function (Lighting system is normal)

Telematics system

2020 - 2024 MY Camry HV [09/2019 -        ]; TELEMATICS: TELEMATICS SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

Wiper-linked Low Beam Headlight Control System

Symptom

Suspected Area

Link

Wiper-linked low beam headlight control system does not operate

Check customize settings

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): CUSTOMIZE PARAMETERS

Main body ECU (Multiplex network body ECU)

2021 - 2024 MY Camry HV [10/2020 -        ]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL

Automatic Headlight Beam Level Control System

Symptom

Suspected Area

Link

Automatic headlight beam level control system does not operate (Left Headlight)

Headlight ECU sub-assembly LH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ECU: REMOVAL

Headlight assembly LH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ASSEMBLY: REMOVAL

Automatic headlight beam level control system does not operate (Right Headlight)

Headlight ECU sub-assembly RH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ECU: REMOVAL

Headlight assembly RH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ASSEMBLY: REMOVAL

Initialization cannot be performed

CAN communication system

2018 - 2024 MY Camry HV [07/2017 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

Headlight ECU sub-assembly LH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ECU: REMOVAL

AFS

Symptom

Suspected Area

Link

AFS control does not operate (Left Headlight)

Headlight ECU sub-assembly LH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ECU: REMOVAL

Headlight assembly LH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ASSEMBLY: REMOVAL

AFS control does not operate (Right Headlight)

Headlight ECU sub-assembly RH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ECU: REMOVAL

Headlight assembly RH

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): HEADLIGHT ASSEMBLY: REMOVAL

Automatic High Beam System

Symptom

Suspected Area

Link

Automatic high beam system does not operate or automatic high beam indicator does not illuminate (low beam headlights and high beam headlights are normal)

Front radar sensor system

2021 - 2024 MY Camry HV [10/2020 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Automatic High Beam System does not Operate or Operation Indicator does not Illuminate

Check Data List (Front Recognition Camera High Temperature 2)

Check automatic high beam indicator light

Check Data List (Auto H Beam STS0)

Perform Active Test (Multi Display All (White))

Auto high beam switch

Harness or connector

Combination meter assembly

Forward recognition camera

Main body ECU (Multiplex network body ECU)

Auto high beam switch indicator does not come ON

Refer to "Automatic High Beam Switch Indicator does not Come ON"

2018 - 2024 MY Camry HV [07/2017 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (w/ AFS): Automatic High Beam Switch Indicator does not Come ON