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/InstallationPrecaution [Dynamic Stability Control (DSC)]
1. The ABS warning light and/or brake system warning light and/or DSC indicator
light and/or DSC OFF light illuminate even when the system is normal.
Warning lights that may illuminate and/or flash
Cases in which the light may illuminate
Conditions in ...
Vacuum Line Inspection
MZR 2.0, MZR 2.5, MZR 2.3 DISI Turbo
1. Remove the vacuum hose..
2. Verify that air can be blown from the power brake unit side of the vacuum
hose towards the intake manifold side, and that air cannot be blown in the opposite
direction.
If there is any malfunction of the inner che ...
Using LATCH Lower Anchor
Your Mazda is equipped with LATCH lower anchors for attachment of specially
designed
LATCH child-restraint systems in the rear seats. Both anchors must be used,
otherwise the
seat will bounce around and put the child in danger. Most LATCH child-restraint
systems
must also be used in conjunc ...