Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Mazda 3 BaseFACTORY OEM SERVICE PROCEDURE
MAZDA Connect - Introduction
- Antenna Amplifier
- Audio Amplifier (Us)
- Center Display (Us)
- Notes
- Purpose
- Function
- Notes
- Temperature detection function
- Display information
- Home screen
- Information screen
- Fuel efficiency monitor
- SiriusXM travel link®
- Vehicle Status Monitor
- Owner's Manual
- Entertainment screen
- Communication screen
- Navigation screen
- Settings screen
- Apple CarPlay™
- Apple CarPlay™ mode home screen
- Android Auto™
- Android Auto™ mode home screen
- Construction
- Center Roof Antenna
- Commander Switch (Us)
- Connectivity Master Unit (Us)
- Notes
- Purpose, Function
- Notes
- Bluetooth® communication function
- Operation signal reception function
- GMSL*2 signal conversion function
- Audio transmission signal function
- Fuel efficiency function
- Automatic 911 dialing function (U.S.A./Canada)
- Navigation function
- Automatic configuration function
- On-board diagnostic function
- Diagnostic assist function
- Construction
- Operation
- Entertainment System (Us)
- Glass Antenna
- Global Positioning System (GPS) Antenna (Us)
- Microphone
- Personalization Features
- Notes
- Active Driving Display
- Center Display
- Instrument Cluster Display
- Audio Settings
- Vehicle Notification And Warning Volume
- Driver Assistance System
- Safety Alerts
- Clock
- Driver Settings
- Driving Position
- Voice Recognition Settings
- Gracenote Database Update
- Use Gracenote Database Album Art
- Language
- Temperature
- Distance/Speed
- Pressure
- Fuel Efficiency
- Energy Efficiency
- Restore All Factory Settings
- Paddle Shift Logic
- Door Locks
- Exterior Lighting
- Interior Lighting
- Rain-Sensing Wipers
- Automatic Folding Side Mirrors
- Turn Signals
- Rear Window Defogger
- Link Seat & Climate Control Temperatures
- Occupant Comfort
- Airbags
- Fuel Door Lock Delay
- Connected Services
- System Information
- Remote Tuner (Rt) (Us)
- SD Card
- Speaker (Us)
- Steering Switch
- USB Port/SD Slot Hub (Us)
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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