1. Disconnect the negative battery cable..
2. Remove the front bumper..
3. Remove the horn..
4. Apply battery positive voltage and connect the ground as shown in the figure and verify the horn beeper sound operation.

If the beep sound cannot be verified, replace the horn.
Horn
Horn Removal/InstallationHeated Oxygen Sensor (HO2 S) Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING:
A hot engine and exhaust system can cause severe burns. Turn off the engine
and wait until they are cool before removing the exhaust system.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the HO2S connector.
4. Remove the HO2S u ...
TCM Inspection [FS5 A EL]
NOTE:
The TCM terminal voltage can vary with conditions when measuring and changes
due to age deterioration on the vehicle, causing false diagnosis. Therefore
a comprehensive inspection of the input and output systems, and the TCM is necessary
to determine where the malfunction occu ...
Rear Door Speaker Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the rear door trim..
3. Disconnect the connector.
Without Bose®
With Bose®
4. Remove the screw.
5. Remove the rear door speaker in the direction of the arrow shown in the figure.
Without Bose®
With Bose®
6. Insta ...