1. Disconnect the negative battery cable..
2. Insert a tape-wrapped fastener remover into the service hole, and pry it in the direction indicated by the arrow to remove the lens.

3. Remove the vanity mirror illumination bulb.

4. Install in the reverse order of removal.
Map Light Removal/Installation
MirrorsStop Vehicle in Safe Place Immediately
If any of the following warning lights turns on, the system may have a
malfunction. Stop the
vehicle in a safe place immediately and contact an Authorized Mazda Dealer.
...
Front Seat Back Component [Vehicles Without Power Seat System] Removal/Installation
WARNING:
Handling a front seat (with built-in side air bag) improperly can accidentally
operate (deploy) the air bag, which may seriously injure you. Read the service
warnings before handling a front seat (with built-in side air bag)..
CAUTION:
After removing a front seat ...
Cooling System Service Warnings [Mzr 2.0, Mzr 2.5]
WARNING:
Never remove the cooling system cap or loosen the radiator drain plug while
the engine is running, or when the engine and radiator are hot. Scalding engine
coolant and steam may shoot out and cause serious injury. It may also damage
the engine and cooling system.
Tu ...