Perform the replacement of brake pads in complete set for each axis. This provides effective braking.
The replacement procedure is identical for all brake pads on the same axle.
Please note: all work on the car – Mazda 3 BK – should be done with the engine switched off.
Carry out replacement in the following order:
Step 1
Open the bonnet. Unscrew the brake fluid reservoir cap.
Step 2
Secure the wheels with chocks.
Step 3
Loosen the wheel mounting bolts. Use wheel impact socket #19.
Step 4
Raise the rear of the car and secure on supports.
Step 5
Unscrew the wheel bolts.
AUTODOC recommends:
Warning! To avoid injury, hold the wheel while unscrewing the fastening bolts. Mazda 3 BK
Step 6
Remove the wheel.
Step 7
Detach the brake caliper retaining spring. Use a flat screwdriver.
Step 8
Remove the dust boot caps of the brake caliper guide pins. Use a flat screwdriver.
Step 9
Unscrew the brake caliper fastening. Use HEX No.H7. Use a ratchet wrench.
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
Remove the brake caliper.
Replacement: brake pads – Mazda 3 BK. 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.
Step 13
Remove the brake pads.
Replacement: brake pads – Mazda 3 BK. Tip from AUTODOC:
Measure the brake disc thickness. Upon reaching the wear limit the part must be replaced.
Step 14
Clean the brake caliper bracket from dirt and dust. Use a wire brush. Use a brake cleaner.
Replacement: brake pads – Mazda 3 BK. Tip from AUTODOC:
After applying the spray, wait a few minutes.
Step 15
Treat the brake pads in the area where their surface comes into contact with the brake caliper bracket. Use anti-squeal paste.
Check the brake fluid level in the expansion tank and refill if necessary.
Step 32
Tighten the brake fluid reservoir cap. Close the hood.
Replacement: brake pads – Mazda 3 BK. Tip from AUTODOC experts:
Without starting the engine, press the brake pedal several times until you feel significant resistance.Slow down smoothly for first 150-200 km after the brake pads replacement. Avoid unneccessary and sharp braking to a stop.
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