ABS Control Unit (Harness Testing)

1993 Mazda B2200 Base, 2D Pickup Extra Cab, AutomaticSECTION ABS Control Unit (Harness Testing)

On B2200 remove driver seat. On all models, disconnect ABS control unit harness connector. Check voltage or resistance between ABS control unit harness connector terminals indicated in chart. See Fig 1 .

CAUTION: When checking resistance at ABS control unit terminals, always disconnect negative battery cable.
RENDER: 1.0x

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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.