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.
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HOMESERVICE MANUALSBMW2023M3 BASE, AUTOMATIC TRANSREPAIR AND DIAGNOSISBRAKESMECHANICAL - HYDRAULICBRAKES -- REPAIR M3 (G80)
2023 BMW M3 Base, Automatic Trans
Brakes -- Repair M3 (G80)
2023 BMW M3 Base, Automatic TransSECTION Brakes -- Repair M3 (G80)
- 34 00 Brakes, General
- Assessing the carbon-ceramic brake disks (CSiC) for wear (M3 base, M3 Competition, M3 Competition M xDrive, M3 CS)
- Reference sample catalog for assessing visual quality of carbon ceramic brake discs in new condition (M3 base, M3 Competition, M3 Competition M xDrive, M3 CS)
- Reference sample catalog for assessing visual quality of carbon ceramic brake discs in used condition (M3 base, M3 Competition, M3 Competition M xDrive, M3 CS)
- 34 00 027 Replacing fluid in brake system (M3 base, M3 Competition, M3 Competition M xDrive, M3 CS)
- 34 00 506 Vent braking system (M3 base, M3 Competition, M3 Competition M xDrive, M3 CS)
- Guideline for applying brake pad paste on brake pads and brake anchor plate (M3 base, M3 Competition, M3 Competition M xDrive, M3 CS)
- 34 11 Front Brakes
- 34 11 000 Removing and installing/replacing brake pads on both front disc brakes (M3 base, M3 Competition, M3 Competition M xDrive, M3 CS)
- 34 11 220 Removing and installing/replacing both front brake discs (M3 base, M3 Competition, M3 Competition M xDrive, M3 CS)
- 34 11 280 Removing and installing/replacing front left or right protective plate (M3 base, M3 Competition, M3 Competition M xDrive, M3 CS)
- 34 21 Rear Brakes
- 34 21 200 Removing and installing/replacing both rear brake pads of disk brakes (M3 base, M3 Competition, M3 Competition M xDrive, M3 CS)
- 34 21 280 Removing and installing/replacing rear left protective plate (M3 base, M3 Competition, M3 Competition M xDrive, M3 CS)
- 34 21 282 Remove and install/replace rear right protective plate (M3 base, M3 Competition, M3 Competition M xDrive, M3 CS)
- 34 21 320 Removing and installing/replacing both rear brake discs (M3 base, M3 Competition, M3 Competition M xDrive, M3 CS)
- 34 21 320 Removing and installing/replacing both rear brake discs (carbon ceramic brake) (M3 base, M3 Competition, M3 Competition M xDrive, M3 CS)
- 34 35 Brake Pad Wear Indicator
- 34 51 Abs / Stability Control System Hydraulic Unit
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.