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 MANUALSFORD1996EXPLORER 4D UTILITY, 4.0 X, 4WD, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)BRAKESANTI-LOCK BRAKESANTI-LOCK BRAKE SYSTEMTROUBLE CODE TESTSTEST Q: RIGHT HYDRAULIC SYSTEM MALFUNCTION
1996 Ford Explorer 4D Utility, 4.0 X, 4WD, Automatic
Test Q: Right Hydraulic System Malfunction
1996 Ford Explorer 4D Utility, 4.0 X, 4WD, AutomaticSECTION Test Q: Right Hydraulic System Malfunction
- Check Brakelines
- Visually inspect brakelines from valve block to front right caliper for damage and correct installation. Repair or replace as necessary. If brakeline is okay, go to next step. - Check Right Front Outlet Valve
- Turn ignition switch to OFF position. Install Breakout Box (014-00322) with proper overlay. Using jumper wire, connect breakout box pins No. 1, 15, 19 and 34. Raise front of vehicle. Using an assistant, press hard on brake pedal while attempting to turn right front wheel. If wheel turns, or brake pedal drops slowly, replace Hydraulic Control Unit (HCU). Bleed hydraulic system. If wheel does not turn and brake pedal does not drop slowly, go to next step. - Check Valve Operation
- Continue applying pressure on brake pedal. Turn ignition on while attempting to turn right front wheel. DO NOT leave ignition on for more than 30 seconds. If wheel now turns, outlet valve is okay and test is complete. If wheel does not turn, replace HCU.
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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.