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 MANUALSMAZDA1993B2200 LE-5, 2D PICKUP, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)BRAKESANTI-LOCK BRAKESANTI-LOCK BRAKE SYSTEMSYSTEM TESTINGABS-5 - SYSTEM DUMPS TOO MANY TIMES; CONDITION OCCURS WHILE MAKING NORMAL OR HARD STOPS
1993 Mazda B2200 LE-5, 2D Pickup, Automatic
Abs-5 - System Dumps Too Many Times; Condition Occurs While Making Normal Or Hard Stops
1993 Mazda B2200 LE-5, 2D Pickup, AutomaticSECTION Abs-5 - System Dumps Too Many Times; Condition Occurs While Making Normal Or Hard Stops
- For 2WD and 4WD models, if problem occurred in 2WD mode, go to next step. For 4WD models, if problem occurred in 4WD mode, go to step 3).
- Disconnect ABS control unit harness connector to deactivate ABS. Drive vehicle in 2WD mode. Make normal stops in a safe area to determine condition of rear brake system. If rear brakes grab or tend to lock-up easily, repair brake system and retest. If rear brakes function okay in normal braking, replace hydraulic unit.
- Disconnect negative battery cable. Disconnect ABS control unit harness connector. On B2200 turn Remote Free-Wheel (RFW) switch on. Check continuity between ABS control unit harness connector terminal "H" and chassis ground. See Figure .
- On MPV, turn Automatic Free-Wheel (AFW) switch on. Check continuity between ABS control unit harness connector terminal "H" and chassis ground. See Figure .
- On all models, if continuity exists, remote free-wheel switch or automatic free-wheel switch is okay. If continuity does not exist, repair remote free-wheel switch or automatic free-wheel switch.
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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.