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.
2006 Mazda B3000 Base, AutomaticFACTORY OEM SERVICE PROCEDURE
Anti-Lock Control
The anti-lock control system consists of the following components:
- Hydraulic control unit (HCU)
- HCU bracket
- Anti-lock brake control module
- Rear wheel speed sensor (located in the center top position on the rear axle assembly)
- Rear anti-lock brake sensor indicator (part of the rear differential)
- Front wheel speed sensor
- Front anti-lock brake sensor indicator (part of the front rotor in 2WD vehicles)
- Front anti-lock brake sensor indicator (part of the front wheel bearing assembly in 4WD vehicles)
- Yellow ABS warning indicator
- Brake pedal position (BPP) switch
- Red brake warning indicator
- Brake fluid level switch
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:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.