Toyota Camry (XV70): Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
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.
|
Symptom | Suspected Area |
Link |
|---|---|---|
|
Wireless control function and entry function do not operate |
Check for DTCs |
|
|
Lighting system (Int) (Front door courtesy switch circuit) | ||
|
Lighting system (Int) (Rear door courtesy switch circuit) | ||
|
Power door lock control system | ||
|
Wave interference | ||
|
Transmitter battery | ||
|
Electrical key transmitter sub-assembly | ||
|
Wire harness or connector | ||
|
Check connector connection condition | ||
|
Electrical key and tire pressure monitoring system receiver assembly | ||
|
Certification ECU (Smart key ECU assembly) | ||
|
Main body ECU (Multiplex network body ECU) | ||
|
B code registration failed | ||
|
Wireless control function does not operate but entry function operates |
Electrical key transmitter sub-assembly |
- |
|
Only answer-back function does not operate properly |
Check customize setting |
|
|
Perform operation check | ||
|
Lighting system (Int) (Door unlock detection switch circuit) | ||
|
Smart key system (for Entry Function) | ||
|
Main body ECU (Multiplex network body ECU) | ||
|
Lighting system (Ext) (Hazard warning switch circuit) | ||
|
Only automatic lock function does not operate properly |
Perform operation check |
|
|
Lighting system (Int) (Front door courtesy switch circuit) |
| |
|
Lighting system (Int) (Rear door courtesy switch circuit) |
| |
|
Main body ECU (Multiplex network body ECU) |
- | |
|
Only illuminated entry function does not operate |
Perform operation check |
|
|
Lighting system (Int) |
| |
|
Main body ECU (Multiplex network body ECU) |
- | |
| Only door ajar warning buzzer function does not operate |
Wireless door lock buzzer |
|
|
Only panic alarm function does not operate |
Perform operation check |
|
|
Lighting system (Int) (Interior lights) |
| |
|
Lighting system (Ext) (Headlights, taillights, hazard warning lights) |
| |
|
Theft deterrent system (Vehicle horns, Security horn) |
| |
|
Main body ECU (Multiplex network body ECU) |
- |
.gif)
READ NEXT:
Terminals Of Ecu
TERMINALS OF ECU CHECK INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)
(a) Remove the main body ECU (multiplex network body ECU) from the instrument panel jun
Dtc Check / Clear
DTC CHECK / CLEAR
NOTICE:
If DTCs are output, save and check all output DTCs.
When using the Techstream with the engine switch off, connect the Techstream to the DLC3 and turn a courtesy light sw
Data List / Active Test
DATA LIST / ACTIVE TEST DATA LIST NOTICE:
In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a p
SEE MORE:
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Inspect the fuses and relays related to this system before inspecting the suspected areas below.
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 i
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Front Radar Sensor System
DTC No. Detection Item
Link C1A1100
Front Radar Sensor Optical Axis Misalignment Malfunction
C1A8C46 Main Microcomputer in Front Radar Sensor Calibration/Parameter Memory Failure
C1A8D1
