How to carry out replacement: Brake Discs 1.6 MZR (BL12) MAZDA 3 Saloon (BL)
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Change MAZDA 3 Saloon (BL) 2.0 Brake Discs yourself – manuals and video tutorials

How to change rear brake discs on MAZDA 3 Saloon (BL) – replacement guide

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When to replace the Brake Discs on your MAZDA 3
Recommended replacement interval for the part category Brake disc : 50000 km
Important!
This replacement procedure can be used for:
MAZDA 3 Saloon (BL) 1.6 MZR CD (BL14), MAZDA 3 Saloon (BL) 1.6 MZR (BL12), MAZDA 3 Saloon (BL) 2.0 MZR (BL12), MAZDA 3 Saloon (BL) 2.0 MZR DISI (BL12), MAZDA 3 Saloon (BL) 2.2 MZR CD (BL10), MAZDA 3 Saloon (BL) 2.2 MZR CD (BL10), MAZDA 3 Saloon (BL) 1.6 MZR CD (BL12), MAZDA 3 Saloon (BL) 2.0 (BLFFP) … View more

The steps may slightly vary depending on the car design.

This video shows the replacement procedure of a similar car part on another vehicle

All the parts you need to replace – Brake Discs for 3 Saloon (BL) and other MAZDA models
Alternative products
How to change Brake disc on MAZDA 3 Saloon (BL) 1.6 MZR (BL12) – step-by-step instructions for straightforward car repair Brake disc
Tools
Replacement: brake discs – MAZDA 3 Saloon (BL). List of the tools you'll need:
Wire brush
Nylon cleaning brush
WD-40 spray
Brake cleaner
Copper grease
Sealant
Brake caliper guide pins grease
Torque wrench
HEX bit no.H7.
Drive socket # 14
Wheel impact socket #19
Brake caliper wind back tool
Ratchet wrench
Crow bar
Flat Screwdriver
Wheel chock
Buy tools
Replacement: brake discs – MAZDA 3 Saloon (BL). AUTODOC experts recommend:
  • The replacement procedure is identical for both brake disks on the same axle.
  • Replace the brake disks on the car MAZDA 3 Saloon (BL) in complete set for each axis. Regardless of the state of components. This will ensure even braking.
  • When changing the brake discs, always replace the brake pads.
  • Please note: all work on the car – MAZDA 3 Saloon (BL) – should be done with the engine switched off.
Carry out replacement in the following order:
  1. Step 1
    Open the bonnet. Unscrew the brake fluid reservoir cap.
    Step 2
    How to change Brake Discs on MAZDA 3 Saloon (BL) 2008 - free PDF and video manuals
    Secure the wheels with chocks.
  2. Step 3
    How to replace MAZDA 3 Saloon (BL) 1.6 MZR (BL12) 2009 Brake Discs - step-by-step manuals and video guides
    Loosen the wheel mounting bolts. Use wheel impact socket #19.
  3. Step 4
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    Raise the rear of the car and secure on supports.
  4. Step 5
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    Unscrew the wheel bolts.
    AUTODOC recommends:
    Warning! To avoid injury, hold the wheel while unscrewing the fastening bolts. MAZDA 3 Saloon (BL)
  5. Step 6
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    Remove the wheel.
  6. Step 7
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    Detach the brake caliper retaining spring. Use a flat screwdriver.
  7. Step 8
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    Remove the dust boot caps of the brake caliper guide pins. Use a flat screwdriver.
  8. Step 9
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    Unscrew the brake caliper fastening. Use HEX No.H7. Use a ratchet wrench.
  9. Step 10
    Remove the guide pins from the brake caliper. Use a flat screwdriver.
    Step 11
    Spread the brake pads. Use a crowbar.
    Step 12
    Changing of Brake Discs on MAZDA 3 Saloon (BL) 2016 won't be an issue if you follow this illustrated step-by-step guide
    Remove the brake caliper.
    Replacement: brake discs – MAZDA 3 Saloon (BL). Tip from AUTODOC:
    Tie the caliper to the suspension or to the body with a wire without disconnecting from the brake hose to prevent depressurization of the brake system.Make sure that the brake caliper is not hanging on the brake hose.Don't press the brake pedal after the brake caliper has been removed. As a result, the piston can fall out from the brake cylinder, and brake fluid leakage and depressurization of the system may occur. Check the brake caliper bracket, brake caliper guide pins and boots. Clean them. Replace, if necessary.
  10. Step 13
    MAZDA 3 2.0 Brake Discs replacement: online guides and video tutorials
    Remove the brake pads.
  11. Step 14
    Clean the brake caliper bracket fasteners. Use a wire brush. Use WD-40 spray.
    Step 15
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    Unscrew the caliper bracket fastening. Use a drive socket #14. Use a ratchet wrench.
  12. Step 16
    Remove the fastening bolts (2 pieces).
    Step 17
    Remove the caliper bracket.
    Step 18
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    Remove the brake disc.
  13. Step 19
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    Clean the hub. Use a wire brush. Treat the contacting surface. Use copper grease.
  14. Step 20
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    Install the brake disc.
  15. Step 21
    DIY replacement of Brake Discs on MAZDA 3 Saloon (BL) 1.6 MZR CD (BL14) 2022 is not an issue anymore with our step-by-step tutorial
    Clean the brake caliper bracket from dirt and dust. Use a wire brush. Use a brake cleaner.
    AUTODOC recommends:
    Replacement: brake discs – MAZDA 3 Saloon (BL). After applying the spray, wait a few minutes.
  16. Step 22
    How to change Brake Discs on MAZDA 3 Saloon (BL) 2008 - free PDF and video manuals
    Clean the brake caliper bracket fasteners. Use a wire brush. Use WD-40 spray.
  17. Step 23
    Treat the brake caliper bracket fasteners. Use a sealant.
    Step 24
    How to replace MAZDA 3 Saloon (BL) 1.6 MZR (BL12) 2009 Brake Discs - step-by-step manuals and video guides
    Install the brake caliper bracket.
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