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.
Step 14
Remove the brake pads.
Step 15
Clean the brake caliper bracket fasteners. Use a wire brush. Use WD-40 spray.
Step 16
Unscrew the caliper bracket fastening. Use a drive socket #17. Use a ratchet wrench.
Step 17
Remove the fastening bolts (2 pieces).
Step 18
Remove the caliper bracket.
Step 19
Remove the brake disc.
Step 20
Clean the hub. Use a wire brush. Treat the contacting surface. Use copper grease.
Step 21
Install the brake disc.
Step 22
Clean the brake caliper bracket from dirt and dust. Use a wire brush. Use a brake cleaner.
AUTODOC recommends:
Replacement: brake discs – Mazda 3 BK. After applying the spray, wait a few minutes.
Step 23
Treat the brake caliper bracket fasteners. Use a sealant.
Step 24
Install the brake caliper bracket.
Step 25
Install the fastening bolts (2 pieces).
Step 26
Tighten the brake caliper bracket. Use a drive socket #17. Use a torque wrench. Tighten it to 80 Nm torque.
Step 27
Treat the brake caliper piston. Use a nylon cleaning brush. Use a brake cleaner.
Replacement: brake discs – Mazda 3 BK. Tip from AUTODOC:
After applying the spray, wait a few minutes.
Step 28
Press in the brake caliper piston. Use brake caliper wind back tool.
Step 29
Install the brake pads.
Step 30
Install the brake caliper and fix it.
Step 31
Clean the brake caliper guide pins.
Step 32
Treat the brake caliper guide pins. Use the brake caliper guide pin grease.
Step 33
Screw in the guide pins.
Step 34
Tighten the brake caliper fasteners. Use HEX No.H7. Use a torque wrench. Tighten it to 30 Nm torque.
Step 35
Install the dust boot caps of the brake caliper guide pins.
Step 36
Install the brake caliper retaining spring. Use round-nose pliers. Use a flat screwdriver.
Step 37
Treat the surface where the brake disc contacts the wheel rim. Use copper grease.
Step 38
Clean the brake disk surface. Use a brake cleaner.
AUTODOC recommends:
Replacement: brake discs – Mazda 3 BK. After applying the spray, wait a few minutes.
Step 39
Install the wheel.
AUTODOC recommends:
Warning! To avoid injury, hold the wheel while screwing in the fastening bolts on the car. Mazda 3 BK
Step 40
Screw in the wheel bolts. Use wheel impact socket #19.
Step 41
Lower the car and working in a cross order, tighten the wheel bolts. Use wheel impact socket #19. Use a torque wrench. Tighten it to 118 nm torque.
It can track car expenses, keep a car log and replacement schedule, and save favourite materials, notes and documents
Install the AUTODOC CLUB app!
Your personal car expenses manager, maintenance tips, reminders about upcoming appointments and service intervals, DIY repair instructions – all this on your phone.
Scan
To download the app:
- scan the QR code
- download from App Store
- download from Google Play
Tips & tricks for your MAZDA 3 Saloon (BK)
View more
DIY brake caliper restoration | AUTODOC tips
How to prevent car windows from fogging up | AUTODOC tips
How to remove scratches from a car | AUTODOC tips
Petrol or diesel? What's the difference between these engines? | AUTODOC