COMMUNICATION SYSTEM > Horn Switch
INSPECTION
1. CHECK HORN SWITCH
CAUTION:
Before handling the airbag system components, refer to “CAUTION” of “General Description” in “AIRBAG SYSTEM”. General Description > CAUTION">
1. Turn the ignition switch to OFF.
2. Disconnect the ground cable from battery and wait for at least 60 seconds before starting work. NOTE">
3. Remove the driver’s airbag module. Driver’s Airbag Module > REMOVAL">
4. Check that the connection of the horn switch harness connector is correct.
5. Disconnect the horn switch harness connector and check the resistance between the harness connectors.
Preparation tool:
Circuit tester

(a) | Ground terminal | (b) | Horn switch terminal |
Terminal No. | Inspection conditions | Standard |
Horn switch terminal — ground terminal | Always | Less than 1 ? |
6. Replace the driver’s airbag module if the inspection result is not within the standard value.
2. CHECK ROLL CONNECTOR
CAUTION:
• Before handling the airbag system components, refer to “CAUTION” of “General Description” in “AIRBAG SYSTEM”. General Description > CAUTION">
• If the steering wheel and steering angle sensor (steering roll connector) are removed, be sure to perform the following operations.
– Align the center position of the steering roll connector.
– Perform the neutral position setting of the steering angle sensor.
1. Turn the ignition switch to OFF.
2. Disconnect the ground cable from battery and wait for at least 60 seconds before starting work. NOTE">
3. Remove the roll connector. Roll Connector > REMOVAL">
4. Check the resistance between roll connector terminals.
Preparation tool:
Circuit tester

Terminal No. | Inspection conditions | Standard |
A1 — C9 | Always | Less than 1 ? |
5. Replace the roll connector if the inspection result is not within the standard value.
Horn switch
NoteInfants or small children
Use a child restraint system that is
suitable for your vehicle. Refer to "Child
restraint systems" 1-24.
Children
If a child is too big for a child restraint
system, the child should sit in the rear seat
and be restrained using the seatbelts.
According to accident statistics, children
are ...
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BSD/RCTA approach indicator light
BSD/RCTA approach indicator light
It is mounted on each side of the outside
mirrors.
The indicator light will illuminate when a
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The indicator light will flash to warn the
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While the indic ...