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/InstallationPositive Crankcase Ventilation (PCV) Valve Removal/Installation [Mzr 2.0, Mzr
2.5]
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the intake manifold and the fuel distributor component as a single
unit..
4. Remove in the order indicated in the table.
1
Oil separator
2
Retainer
...
TCM Removal/Installation [FS5 A EL]
CAUTION:
Do not apply a shock to or touch the projection on the TCM, otherwise it
may not operate normally.
1. Perform the following procedures.
a. Remove the battery cover..
b. Disconnect the negative battery cable.
c. Remove the battery component (ex: battery, battery tray a ...
Child Restraint Seat Anchor Removal/Installation
4SD
1. Remove the cover.
2. Remove the bolt and child-restraint seat anchor.
3. Install in the reverse order of removal.
5HB
1. Remove the trunk end trim..
2. Remove the bolt and child-restraint seat anchor.
3. Install in the reverse order of removal. ...