If the selector lever will not move from P using the proper shift procedure, continue to hold down the brake pedal.

Take the vehicle to an Authorized Mazda Dealer to have the system checked.
Shift-Lock System
Manual Shift ModeGlass Antenna
Purpose, Function
4SD
The AM/FM radio waves and RDS-TMC (Radio Data System-Traffic Message Channel)
radio waves are converted to an electrical signal and the signal is sent to
the audio unit.
5HB (With audio unit (with display))
The RDS-TCM (Radio Data System-Traffic Mes ...
Fuel Filler Lid Opener Cable Removal/Installation
4SD
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Front seat (LH).
b. Front scuff plate (LH).
c. Rear scuff plate.
d. B-pillar lower trim.
e. Rear seat cushion.
f. Rear seat back.
g. Tire house trim.
h. Trunk end trim.
i. Trunk side trim (RH).
j. ...
Engine Removal/Installation [Mzr 2.3 Disi Turbo]
WARNING:
Fuel vapor is hazardous. It can very easily ignite, causing serious injury
and damage. Always keep sparks and flames away from fuel.
Fuel line spills and leakage are dangerous. Fuel can ignite and cause serious
injuries or death and damage. Fuel can also irritate skin ...