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:
ABS HU/CM Removal/Installation
WARNING:
If the ABS HU/CM configuration is not completed, it could result in an unexpected
accident due to the ABS being inoperative. If the ABS HU/CM or ABS CM is replaced,
always use the automatic configuration function so that the ABS operation conditions
are correct.
CAUTI ...
Drive Belt Inspection [Mzr 2.0, Mzr 2.5]
MZR 2.0
A/C drive belt
NOTE:
Drive belt deflection/tension inspection is not necessary because of the
use of the maintenance-free type A/C drive belt.
Replace the drive belt if it is found to be damaged during visual inspection,
or if there is a malfunction or noise in th ...
Engine Coolant Temperature (ECT) Sensor Inspection [Mzr 2.0, Mzr 2.5]
ECT Sensor No.1
Resistance inspection
WARNING:
When the engine is hot, it can badly burn. Turn off the engine and wait until
it is cool before removing the ECT sensor.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Drain the engine coolant..
4. R ...
