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 MANUALSFORD1990RANGER 4WD L4-140 2.3L SOHCREPAIR AND DIAGNOSISBRAKES AND TRACTION CONTROLANTILOCK BRAKES / TRACTION CONTROL SYSTEMSELECTRONIC BRAKE CONTROL MODULESERVICE AND REPAIR
1990 Ford Ranger 4WD L4-140 2.3L SOHC
Electronic Brake Control Module: Service and Repair
1990 Ford Ranger 4WD L4-140 2.3L SOHCSECTION Service and Repair
COMPUTER MODULE
1. Disconnect battery ground cable.
2. On all models, disconnect wiring harness from RABS module.
3. On Ranger/Bronco II models, remove module to instrument panel retaining screws behind center of instrument panel.
4. On Aerostar models, remove module to instrument panel anti-skid plate retaining screws on lefthand side of engine cover under instrument panel.
5. On E-Series models, remove parking brake actuator assembly as follows:
a. Loosen adjusting nut at equalizer.
b. From inside engine compartment, remove nuts attaching actuator assembly to cowl.
c. From under instrument panel, remove one bolt attaching actuator assembly to lower flange of instrument panel.
d. Remove parking brake cable from actuator assembly by compressing conduit end fitting prongs using a 1/2 inch box wrench.
e. Remove actuator assembly.
6. On all models, remove two module attaching screws, then the module.
7. Reverse procedure to install, then check system for proper operation.
RENDER: 1.0x
NO RELATED
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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.