Mazda 3 Service Manual: 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.
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 ...
Other materials:
Expansion Valve Removal/Installation
1. Disconnect the negative battery cable..
2. Discharge the refrigerant from the system..
CAUTION:
If moisture or foreign material enters the refrigeration cycle, cooling ability
will be lowered and abnormal noise will occur. Always immediately plug all open
fittings after removing ...
Air Fuel Ratio (A/F) Sensor Inspection [Mzr 2.0, Mzr 2.5]
A/F Sensor Inspection
1. Connect the M-MDS to the DLC-2.
2. Switch the ignition to ON.
3. Warm up the engine to normal operating temperature.
4. Access the following PIDs using the M-MDS..
VSS (Vehicle speed)
RPM (Engine speed)
O2S11 (A/F sensor output current)
...
Displayable Range on the Screen
The images on the screen may be different from the actual conditions.
NOTE
The displayable range varies depending on the vehicle and road
conditions.
The displayable range is limited. Objects under the bumper or around
the bumper ends
cannot be displayed.
The distance appearing ...
