Mazda 3 Owners Manual: Locking, Unlocking with Key
All doors and the liftgate lock automatically when the driver's door is locked using the auxiliary key.
All doors and the liftgate unlock when the driver's door is unlocked and the auxiliary key is held in the unlock position for one second or longer.
Turn the auxiliary key toward the front to lock, toward the back to unlock.
NOTE Holding the auxiliary key in the unlocked position in the driver's door lock for about a second unlocks all doors and the liftgate.
To unlock only the driver's door, insert the auxiliary key into the driver's door lock and turn the auxiliary key briefly to the unlock position and then immediately return it to the center position.
Operational Range
WARNING
Always take all children and pets with
you or leave a responsible person with
them:
Leaving a child or a pet unattended in
a parked vehicle is dangerous. In hot
weathe ...
Locking, Unlocking with Request
Switch (With the advanced keyless
function)
All doors and the liftgate can be locked/
unlocked by pressing the request switch
on the front doors while the key is being
carried.
(5–door)
The request switch on the liftgate can only
be used ...
Other materials:
Underbody Maintenance
Road chemicals and salt used for ice and
snow removal and solvents used for dust
control may collect on the underbody. If
not removed, they will speed up rusting
and deterioration of such underbody parts
as fuel lines, frame, floor pan, and exhaust
system, even though these parts may be
coate ...
Washer Fluid
Inspecting Washer Fluid Level
WARNING
Use only windshield washer fl uid or
plain water in the reservoir:
Using radiator antifreeze as washer
fl uid is dangerous. If sprayed on the
windshield, it will dirty the windshield,
aff ect your visibility, and could result in
an a ...
Intake Air System Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING:
A hot engine and intake air system can cause severe burns. Turn off the engine
and wait until they are cool before removing the intake air system.
Fuel is very flammable liquid. If fuel spills or leaks from the pressurized
fuel system, it will cause serious injury or d ...