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.
2012 Mazda 3 L4-2.5LFACTORY OEM SERVICE PROCEDURE
G66M-R
CLUTCH FLUID AIR BLEEDING/REPLACEMENT [G66M-R]
CAUTION:
- Fluid will damage painted surfaces. Be careful not to spill any on painted surfaces. If it is spilled, wipe it off immediately.
- Keep the fluid level in the reserve tank at 3/4 full or more during the air bleeding.
- Do not mix different types of fluid, otherwise the clutch may not operate normally.
- Do not reuse old fluid, otherwise the clutch may not operate normally.
Clutch fluid
- SAE J1703 or FMVSS116 DOT-3
1. Remove the aerodynamic under cover No.2. Aerodynamic Under Cover No. 2 Removal/Installation
2. Remove the bleeder cap on the release cylinder, and attach a vinyl tube to the bleeder screw.
3. Place the other end of the vinyl tube in a clear container and fill the container with fluid during air bleeding.
4. Working with two people, one should pump the clutch pedal several times and depress and hold the pedal down.
5. While the clutch pedal is depressed, the other should loosen the bleeder screw using a commercially available flare nut wrench, drain out any fluid containing air bubbles, and tighten the bleeder screw.
6. Repeat Steps 5 and 6 until no air bubbles are seen.
7. Tighten the bleeder screw.
Tightening torque
- 5-10 Nm {51-101 kgf-cm, 45-88 in-lbf}
8. Add clutch fluid to the MAX mark.
9. After air bleeding, inspect the following:
- Clutch operation
- Fluid leakage
- Fluid level
10. Install the aerodynamic under cover No.2. Aerodynamic Under Cover No. 2 Removal/Installation
Factory Service Tools
Use the Manual With the Right Hardware
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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.
