REMOVAL
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during the horn button assembly removal/installation are shown below.
HINT:
When the cable is disconnected / reconnected to the auxiliary battery terminal, systems temporarily stop operating. However, each system has a function that completes learning the first time the system is used.
Effect/Inoperative Function When Necessary Procedures are not Performed | Necessary Procedures | Link |
---|---|---|
Lane tracing assist system | Drive the vehicle straight ahead at 35 km/h (22 mph) or more for 5 seconds or more. |
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Pre-collision system | ||
Stop and start system | Drive the vehicle until stop and start control is permitted (approximately 5 to 60 minutes) |
|
Effect/Inoperative Function When Necessary Procedures are not Performed | Necessary Procedures | Link |
---|---|---|
Power door lock control system
| Perform door unlock operation with door control switch or electrical key transmitter sub-assembly switch. |
|
Air conditioning system | After the ignition switch is turned to ON, the servo motor standard position is recognized. | - |
PROCEDURE
1. PRECAUTION
CAUTION:
Be sure to read Precaution thoroughly before servicing.
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NOTICE:
After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal.
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2. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL
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CAUTION:
3. REMOVE HORN BUTTON ASSEMBLY
CAUTION:
![]() | Deployment Side |
(a) Check that the ignition switch is off.
(b) Check that the cable is disconnected from the negative (-) auxiliary battery terminal.
CAUTION:
(c) Using a screwdriver with its tip wrapped in protective tape, push in the torsion springs to disengage the pins as shown in the illustration.
NOTICE:
Do not drop the horn button assembly.
*a | Lock Position | *b | Unlock Position |
*c | Torsion Spring | *d | Pin |
*e | Protective Tape | *f | View A |
*g | View B | *h | View C |
HINT:
Insert the screwdriver into the installation areas of the lower No. 2 steering wheel cover and lower No. 3 steering wheel cover.
(d) Tilt the horn button assembly toward the seat and support it with one hand. NOTICE:
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(e) Disconnect the airbag connector.
NOTICE:
When disconnecting any airbag connector, take care not to damage the airbag wire harness.
HINT:
Refer to How to Connect or Disconnect Airbag Connector:
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(f) Disengage the wire harness clamp and disconnect the horn connector.
The front seat belt pretensioners are designed to deploy in moderate or severe frontal, near frontal collisions.
In addition, the pretensioners operate when a side collision or a rollover accident is detected. The pretensioners operate differently depending on what types of air bags are equipped. For more details about the seat belt pretensioner operation, refer to the SRS Air Bag Deployment Criteria.