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.
1994 Ford Probe Base, AutomaticFACTORY OEM SERVICE PROCEDURE
Control Unit Connector Resistance Check
- Turn ignition off. Verify ABS control unit connector is disconnected. Set DVOM on 2-k/ohm scale. Measure and record resistance between each of following ABS connector wire terminals. See PINPOINT TEST WSS-3 CIRCUIT IDENTIFICATION table.
- If ALL resistances are between 1600-2000 ohms, go to PINPOINT TEST WSS-5 . If any resistance is not within specification, go to PINPOINT TEST WSS-4 .
PINPOINT TEST WSS-3 CIRCUIT IDENTIFICATION
| Wire Color | Application | |
|---|---|---|
| Escort & Tracer | ||
| Black/White & Orange/White | LF Wheel Speed Sensor | |
| Black/Red & Orange | RF Wheel Speed Sensor | |
| Black/Blue & Red/Blue | LR Wheel Speed Sensor | |
| Black/Orange & White | RR Wheel Speed Sensor | |
| Probe | ||
| White & Red | LF Wheel Speed Sensor | |
| Yellow & Orange | RF Wheel Speed Sensor | |
| Yellow/Green & Yellow/Blue | LR Wheel Speed Sensor | |
| Green & Blue | RR Wheel Speed Sensor | |
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.
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