Mazda 3 Service Manual: Horn Inspection
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.
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If the beep sound cannot be verified, replace the horn.
Horn
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Horn Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the front bumper..
3. Disconnect the connector.
4. Remove the bolt.
5. Remove the horn.
6. Install in the reverse order of removal. ...
Other materials:
Theft Deterrent System Reading Freeze Frame Data
1. Connect the M-MDS (IDS) to the DLC–2.
2. After the vehicle is identified, select the following items from the initialization
screen of the IDS.
Select “Body”.
Select "Burglar Service Functions".
3. Then, select the following item from the screen menu.
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Blind Spot Monitoring (Bsm) Off Switch Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the switch panel in the direction of the arrow shown in the figure.
3. Disconnect the connector.
4. Remove the BSM OFF switch in the direction of the arrow (2) shown in the figure
while pressing the tabs in the direction of the arrow ...
Variable Swirl Shutter Valve Switch Inspection [Mzr 2.3 Disi Turbo]
Voltage Inspection
NOTE:
The variable swirl shutter valve switch cannot be removed as a single unit.
When replacing the variable swirl shutter valve switch, replace it together
with the intake manifold as a single unit.
1. Switch the ignition to ON (Engine off).
2. Verify that ...
