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.
1995 Mazda MPV LFACTORY OEM SERVICE PROCEDURE
Pressure Differential Switch
NOTE:
Pressure differential switch operation may also be checked using brake warning (Red) light.
- Connect one end of a vinyl tube to front brake bleeder screw and place other end in a container half filled with clean brake fluid. Loosen bleeder screw. Turn ignition on. Ensure ABS warning light flashes for 2 seconds, then goes off.NOTE: One person should hold vinyl tube to prevent tube from being disconnected when brake pedal is depressed.
- Have an assistant hold vinyl tube. Depress brake pedal several times and ensure ABS warning light illuminates, indicating pressure differential switch is on.
Factory Service Tools
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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.
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