When the wipers no longer clean well, the blades are probably worn or cracked.
Replace them.
| CAUTION To prevent damage to the wiper arms and other components, do not try to sweep the wiper arm by hand. |
NOTE When raising both windshield wiper arms, raise the driver's side wiper arm first.
When lowering the wiper arms, slowly lower the wiper arm from the passenger's side first while supporting it with your hand. Forcefully lowering the wiper arms could damage the wiper arm and blade, and may scratch or crack the windshield.


| CAUTION To prevent damage to the windshield let the wiper arm down easily, do not let it slap down on the windshield. |


CAUTION
|
Then install the blade assembly in the reverse order of removal.

Wiper Blades
Replacing Rear Window Wiper Blade (5-Door)Engine SST [Mzr 2.3 Disi Turbo]
1: Mazda SST number
2: Global SST number
Example
1:49 UN30 3328
2:303–328
Rear oil seal replacer
1:–
2:303–507
Crankshaft TDC timing pin
1:49 UN30 310610
2:303–1061
Camshaft
alignment timi ...
Rain Sensor Removal/Installation
1. Disconnect the negative battery cable..
2. Spread open the rain sensor cover in the direction of the arrows and disengage
tabs A to remove it.
3. Disconnect the rain sensor connector.
4. Slide rain sensor tab B in the direction of the arrow shown in the figure
and detach tab B. ...
Warm Up Three Way Catalytic Converter (Wu Twc) Inspection [Mzr 2.0, Mzr 2.5]
CAUTION:
Perform the following procedures, DTC P0421:00 is indicated only.
1. Connect the M-MDS to the DLC-2.
2. Start the engine and warm it up to normal operating temperature.
3. Turn off the engine.
4. Verify that the engine compression is within the specification..
...