Toyota Camry (XV70): Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
NOTICE:
Before replacing the main body ECU (multiplex network body ECU), refer to Registration.*
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- *: 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.
Horn System|
Symptom | Suspected Area |
Link |
|---|---|---|
|
Horn does not sound |
HORN fuse | - |
|
HORN relay |
| |
|
Horn button assembly |
| |
|
Spiral cable sub-assembly |
| |
|
Instrument panel junction block assembly |
| |
|
Harness or connector |
- | |
|
Horn sounds all the time |
HORN relay |
|
|
Horn button assembly |
| |
|
Spiral cable sub-assembly |
| |
|
Instrument panel junction block assembly |
| |
|
Main body ECU (Multiplex network body ECU) |
| |
|
Harness or connector |
- | |
| Low pitched horn operates but high pitched horn does not operate |
High pitched horn assembly |
|
|
Harness or connector |
- | |
| High pitched horn operates but low pitched horn does not operate |
Low pitched horn assembly |
|
|
Harness or connector |
- |
READ NEXT:
Data List / Active Test
DATA LIST / ACTIVE TEST ACTIVE TEST HINT:
Using the Techstream to perform Active Tests allows relays, VSVs, actuators and other items to be operated without removing any parts. This non-intrusive f
Relay
On-vehicle InspectionON-VEHICLE INSPECTION PROCEDURE
1. INSPECT HORN RELAY
*a Component without harness connected (HORN Relay)
(a) Measure the resistance according to the valu
SEE MORE:
Air outlets - Automatic air conditioning system (with "SYNC" button)
â– Location of air outlets
The air outlets and air volume
change according to the
selected airflow mode.
â– Adjusting the position of and opening and closing the air outlets
Front
Rear
Direct air flow to the left or right, up or down.
Turn the knob to open or close the vent.
â
Removal
REMOVAL CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during radiator assembly removal/installation are shown below. Necessary Procedures After Parts Removed/Insta
