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 MANUALSMAZDA1991929 BASEREPAIR AND DIAGNOSISBRAKESTRACTION CONTROLANTI-LOCK BRAKE SYSTEMTESTINGANTI-LOCK WARNING LIGHTOPERATIONAL TEST (929)
1991 Mazda 929 Base
Operational Test (929)
1991 Mazda 929 BaseSECTION Operational Test (929)
- Start engine, and observe ANTI-LOCK light. Light should illuminate for a few seconds. If light does not illuminate as described, remove instrument cluster. Connect 12 volts to terminal "J" of instrument cluster connector I-06. See Fig 3 . Using a jumper wire, connect terminal "E" of instrument cluster connector I-08 to negative ground. ANTI-LOCK light should illuminate. If light does not illuminate, check bulb. If bulb is okay, check meter fuse and wiring harness.
- Install instrument cluster, and recheck warning light operation. If light still does not illuminate for a few seconds, check wiring harness between ANTI-LOCK light and control unit and between ANTI-LOCK light and hydraulic unit. Check operation of hydraulic unit valve relay.
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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.