1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Trunk end trim.
b. Rear scuff plate (RH).
c. Trunk side trim (RH).
d. Theft-deterrent horn.
3. Apply battery positive voltage to horn terminal A, and connect the horn retaining bolt to ground as shown in the figure, and then verify that the horn sounds.

If the horn does not sound, replace the horn.
Remote Transmitter Battery Voltage Inspection
Theft Deterrent Horn Removal/InstallationSteering Wheel
Steering Wheel
WARNING
Never adjust the steering wheel while the vehicle is moving: Adjusting the steering
wheel while the vehicle is moving is dangerous.
Moving it can very easily cause the driver to abruptly turn to the left or right.
This can lead to loss of control or an accident.
Steeri ...
Seat Warmer Control Unit Inspection
WARNING:
Handling a front seat (with built-in side air bag) improperly can accidentally
operate (deploy) the air bag, which may seriously injure you. Read the service
warnings/cautions before handling a front seat (with built-in side air bag)..
CAUTION:
After removing a f ...
Instrument Cluster Configuration (Using Read/Write Function)
NOTE:
When performing configuration, it is necessary to read the vehicle specification
information from the instrument cluster before replacing it. Connect the M-MDS
to the vehicle and perform vehicle identification before removing the instrument
cluster. The vehicle specification i ...