Mazda 3 Hatchback 2021 Scheduled Maintenance Manual
![Mazda 3 Hatchback 2021 manual cover](/images/cf5718a4254a87ae811562cf/thumbs/thumb175x175.webp)
To connect your smartphone, ensure Bluetooth is enabled on your device. On the car's infotainment screen, go to Settings > Connectivity Settings > Bluetooth. Select 'Add Device' and choose your phone from the list. Confirm the pairing code on both devices to complete the connection.
If the infotainment screen is unresponsive, try restarting the system by turning off the ignition and restarting the vehicle. If the issue persists, check for system updates or perform a factory reset through the Settings menu.
To improve fuel efficiency, maintain a steady speed, avoid rapid acceleration and braking, keep tires properly inflated, and perform regular maintenance such as oil changes and air filter replacements.
The recommended tire pressure for the Mazda 3 Hatchback 2021 is typically 36 psi for the front tires and 34 psi for the rear tires. Check the placard on the driver's side door jamb for the exact specifications.
To replace the cabin air filter, open the glove box and remove the damper arm. Press in on the sides of the glove box to fully drop it down. Locate the filter cover, unclip it, and remove the old filter. Insert the new filter with the airflow arrow pointing in the correct direction, replace the cover, and reattach the glove box.
The check engine light can indicate various issues, from a loose gas cap to more serious engine problems. Check the gas cap first. If the light remains, use an OBD-II scanner for a diagnostic code or consult a professional mechanic for further evaluation.
To reset the maintenance reminder, turn on the ignition without starting the engine. Use the infotainment system to navigate to Applications > Maintenance > Scheduled > Reset. Follow the prompts to reset the reminder.
Mazda recommends using SAE 0W-20 oil with a designation of API SN or ILSAC GF-5 for the Mazda 3 Hatchback 2021. Always use oil that meets the specifications provided in the owner's manual.
Using aftermarket parts can potentially affect your warranty if the part causes damage to the vehicle. It's advisable to use Mazda genuine parts or consult with your dealer regarding aftermarket options and their impact on the warranty.
To enable adaptive cruise control, press the cruise control button on the steering wheel. Once activated, use the set button to select your desired speed. Adjust the following distance using the control lever to set the gap between your car and the vehicle ahead.