Toyota Camry (XV70): Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
NOTICE:
- Before replacing the main body ECU (multiplex network body ECU), refer to Registration.*
Click here
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- 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.
- *: 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.
Headlight|
Symptom | Suspected Area |
Link |
|---|---|---|
| Left low beam headlight does not illuminate |
Refer to "LO-beam Headlight does not Illuminate" |
|
|
Right low beam headlight does not illuminate |
Refer to "LO-beam Headlight does not Illuminate" |
|
|
Both left and right low beam headlights do not illuminate |
Headlight dimmer switch circuit |
|
|
Main body ECU (Multiplex network body ECU) |
| |
|
Left high beam headlight does not illuminate |
Headlight assembly LH |
|
|
Harness or connector |
- | |
|
Right high beam headlight does not illuminate |
Headlight assembly RH |
|
|
Harness or connector |
- | |
|
Both left and right high beam headlights do not illuminate |
Headlight dimmer switch circuit |
|
|
High beam headlight circuit |
| |
|
Main body ECU (Multiplex network body ECU) |
| |
|
High Flash (passing function) does not operate (high beam headlights are normal) |
Headlight dimmer switch circuit |
|
|
Main body ECU (Multiplex network body ECU) |
|
|
Symptom | Suspected Area |
Link |
|---|---|---|
|
Left parking light does not illuminate |
Bulb |
|
|
Harness or connector |
- | |
|
Right parking light does not illuminate |
Bulb |
|
|
Harness or connector |
- | |
| Both left and right parking lights do not illuminate |
Taillight relay circuit |
|
|
Harness or connector |
- |
|
Symptom | Suspected Area |
Link |
|---|---|---|
|
Left parking light does not illuminate |
Headlight assembly LH |
|
|
Harness or connector |
- | |
|
Right parking light does not illuminate |
Headlight assembly RH |
|
|
Harness or connector |
- | |
|
Both left and right parking lights do not illuminate |
Taillight relay circuit |
|
|
Harness or connector |
- |
|
Symptom | Suspected Area |
Link |
|---|---|---|
|
Left front side marker light does not illuminate |
Bulb |
|
|
Harness or connector |
- | |
|
Right front side marker light does not illuminate |
Bulb |
|
|
Harness or connector |
- | |
|
Both left and right front side marker lights do not illuminate |
Taillight relay circuit |
|
|
Harness or connector |
- |
|
Symptom | Suspected Area |
Link |
|---|---|---|
|
Left front side marker light does not illuminate |
Headlight assembly LH |
|
|
Harness or connector |
- | |
|
Right front side marker light does not illuminate |
Headlight assembly RH |
|
|
Harness or connector |
- | |
|
Both left and right front side marker lights do not illuminate |
Taillight relay circuit |
|
|
Harness or connector |
- |
|
Symptom | Suspected Area |
Link |
|---|---|---|
|
Left daytime running light does not illuminate |
Headlight assembly LH |
|
|
Harness or connector |
- | |
|
Right daytime running light does not illuminate |
Headlight assembly RH |
|
|
Harness or connector |
- | |
|
Both left and right daytime running lights do not illuminate |
Check customize settings |
|
|
Parking brake switch circuit* |
| |
|
Daytime running light circuit |
| |
|
Headlight dimmer switch circuit |
| |
|
IG signal circuit |
| |
|
CAN communication system |
| |
|
Main body ECU (Multiplex network body ECU) |
|
- *: w/o Electric Parking Brake
|
Symptom | Suspected Area |
Link |
|---|---|---|
|
Left or right taillight does not illuminate |
Rear combination light LED |
|
|
Rear combination light socket and wire |
| |
|
Harness or connector |
- | |
| All of the taillights, parking lights, front side marker light, license plate lights and rear side marker lights do not illuminate |
Headlight dimmer switch circuit |
|
|
Taillight relay circuit |
| |
|
Main body ECU (Multiplex network body ECU) |
|
|
Symptom | Suspected Area |
Link |
|---|---|---|
|
Left or right taillight (rear combination light assembly) does not illuminate |
Rear combination light assembly |
|
|
Rear combination light cord |
| |
|
Harness or connector |
- | |
|
Left or right taillight (rear light assembly) does not illuminate |
Rear light lens and body |
|
|
Rear light cord |
| |
|
Harness or connector |
- | |
|
All of the taillights, parking lights, front side marker light, license plate lights and rear side marker lights do not illuminate |
Headlight dimmer switch circuit |
|
|
Taillight relay circuit |
| |
|
Main body ECU (Multiplex network body ECU) |
|
|
Symptom | Suspected Area |
Link |
|---|---|---|
|
Left or right rear side marker light does not illuminate |
Bulb |
|
|
Rear combination light socket and wire |
|
|
Symptom | Suspected Area |
Link |
|---|---|---|
| Left or right rear side marker light does not illuminate |
Rear combination light assembly |
|
|
Symptom | Suspected Area |
Link |
|---|---|---|
|
License plate light does not illuminate |
License plate light assembly |
|
|
Harness or connector |
- |
|
Symptom | Suspected Area |
Link |
|---|---|---|
|
Left or right stop light does not illuminate |
Rear combination light LED |
|
|
Rear combination light socket and wire |
| |
|
Harness or connector |
- | |
|
All of the stop lights do not illuminate |
STOP fuse | - |
|
Stop light switch assembly |
| |
|
Harness or connector |
- |
|
Symptom | Suspected Area |
Link |
|---|---|---|
|
Left or right stop light does not illuminate |
Rear combination light assembly |
|
|
Rear combination light cord |
| |
|
Harness or connector |
- | |
|
All of the stop lights do not illuminate |
STOP fuse | - |
|
Stop light switch assembly |
| |
|
Harness or connector |
- |
|
Symptom | Suspected Area |
Link |
|---|---|---|
|
High mounted stop light does not illuminate |
Center stop light set |
|
|
Harness or connector |
- |
|
Symptom | Suspected Area |
Link |
|---|---|---|
| Left or right back-up light does not illuminate |
Bulb |
|
|
Rear combination light socket and wire |
| |
|
Harness or connector |
- | |
|
Both left and right back-up lights do not illuminate |
BKUP LP fuse | - |
|
ECU-ACC fuse | - | |
|
Park/neutral position switch assembly*1 |
| |
|
Park/neutral position switch assembly*2 |
| |
|
Park/neutral position switch assembly*3 |
| |
|
Instrument panel junction block assembly |
| |
|
Harness or connector |
- |
- *1: for UA80E
- *2: for UB80E
- *3: for UB80F
|
Symptom | Suspected Area |
Link |
|---|---|---|
|
Left or right back-up light does not illuminate |
Rear light lens and body |
|
|
Rear light cord |
| |
|
Harness or connector |
- | |
|
Both left and right back-up lights do not illuminate |
BKUP LP fuse | - |
|
ECU-ACC fuse | - | |
|
Park/neutral position switch assembly*1 |
| |
|
Park/neutral position switch assembly*2 |
| |
|
Park/neutral position switch assembly*3 |
| |
|
Instrument panel junction block assembly |
| |
|
Harness or connector |
- |
- *1: for UA80E
- *2: for UB80E
- *3: for UB80F
|
Symptom | Suspected Area |
Link |
|---|---|---|
|
Left or right front turn signal light does not operate*1 |
Bulb |
|
|
Harness or connector |
- | |
|
Left or right front turn signal light does not operate*2 |
Headlight assembly |
|
|
Harness or connector |
- | |
| Left or right rear turn signal light does not operate*3 |
Bulb |
|
|
Rear combination light socket and wire |
| |
|
Harness or connector |
- | |
|
Left or right rear turn signal light does not operate*4 |
Rear combination light assembly |
|
|
Rear combination light cord |
| |
|
Harness or connector |
- | |
|
Left or right side turn signal light does not operate*5 |
Side turn signal light assembly |
|
|
Outer rear view mirror assembly |
| |
|
Harness or connector |
- | |
|
Turn signal lights do not operate in one direction |
Turn signal switch circuit |
|
|
Meter/gauge system |
| |
|
All turn signal lights do not operate |
Turn signal switch circuit |
|
|
Combination meter assembly |
| |
|
All turn signal lights do not flash at the correct speed |
Combination meter assembly |
|
- *1: for Bulb Type Turn Signal Light
- *2: for LED Type Turn Signal Light
- *3: for Bulb Type Back-up Light
- *4: for LED Type Back-up Light
- *5: w/ Side Turn Signal Light
|
Symptom | Suspected Area |
Link |
|---|---|---|
|
Hazard warning signal lights do not operate |
Hazard warning switch circuit |
|
|
Combination meter assembly |
|
|
Symptom | Suspected Area |
Link |
|---|---|---|
|
Automatic light control system does not operate |
Headlight dimmer switch circuit |
|
|
Main body ECU (Multiplex network body ECU) |
|
|
Symptom | Suspected Area |
Link |
|---|---|---|
|
Light auto turn-off system does not operate |
Headlight dimmer switch circuit |
|
|
IG signal circuit |
| |
|
Front door courtesy switch circuit |
| |
|
Main body ECU (Multiplex network body ECU) |
|
|
Symptom | Suspected Area |
Link |
|---|---|---|
| Lights do not operate using remote operation function (Lighting system is normal) |
Telematics system |
|
|
Symptom | Suspected Area |
Link |
|---|---|---|
|
Wiper-linked low beam headlight control system does not operate |
Check customize settings |
|
|
Main body ECU (Multiplex network body ECU) |
|
|
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 |
|
|
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 (Automatic High Beam Indicator (Green))*1 | ||
|
Perform Active Test (Multi Display All (White))*2 | ||
|
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" |
|
- *1: for Multi-information Display (4.2 Inch Display)
- *2: for Multi-information Display (7 Inch Display)
READ NEXT:
Terminals Of Ecu
TERMINALS OF ECU CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) AND INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY
(a) Disconnect the instrument panel junction block assembly and main body ECU (multip
Dtc Check / Clear
DTC CHECK / CLEAR CHECK FOR DTC (a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON. (c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / (desired
Freeze Frame Data
FREEZE FRAME DATA FREEZE FRAME DATA (a) Whenever a lighting system DTC is stored, the forward recognition camera stores the current vehicle state as freeze frame data.
CHECK FREEZE FRAME DATA (a) C
SEE MORE:
Washer fluid
Add washer fluid in the following
situations:
A washer does not work.
"Windshield Washer Fluid Low"
is displayed on the multi-information
display.
WARNING
■When adding washer fluid
Do not add washer fluid when the engine is hot or running as washer fluid
contains alcohol and may
Dtc Combination Table
DTC COMBINATION TABLE HOW TO INTERPRET COMMUNICATION DTCS (DTCS THAT START WITH U)
(a) If a CAN communication error cannot be reproduced, determine the suspected malfunctioning part using the DTCs stored in ECUs that are connected to the CAN buses by following the procedure below.
HINT: Communic
