1992 Ford E-150 Econoline Brake Service (ONLINE REPAIR MANUALS)

Aerostar, Explorer & Ranger

These models use a pin sliding caliper type system, Fig. , in which the caliper slides on two pins attached to the spindle assembly.

Bronco, E-150 & F-150

These models use the LD (Light Duty) pin rail sliding caliper type system, Fig. , in which the single piston caliper slides on two pins attaching the caliper to the spindle assembly.

E-250-350, F-250-350 & F-Super Duty, Front

These models use the HD (Heavy Duty) pin rail sliding caliper type system, Fig. ,...

Service Brake

The rear brake shoes adjust automatically when the vehicle is driven in reverse and the brakes are applied sharply several times. Manual adjustment is required only when brake shoes are replaced. When adjusting rear brakes, ensure parking brake is properly adjusted and equalizer is operating freely.

Drums Removed

• With drums removed, clean areas where shoes contact backing plate, then apply suitable lubricant to these contact areas. Ensure lubricant does not contaminate linings.
• Using suitable brake shoe adjusting gauge, adjust gauge to inside diameter of brake drum.
• Reverse...

Bleed primary and secondary hydraulic brake systems separately, bleeding the longest line first on each system. Do not allow reservoir to run dry during bleeding operation. Never reuse fluid that has been drained from the hydraulic system.

• Loosen master cylinder to hydraulic line nuts and wrap shop cloths around tubing below fitting to absorb escaping brake fluid.
• Depress brake pedal slowly forcing air trapped in master cylinder out at fitting.
• Hold pedal down and tighten fittings, then release brake pedal. Releasing brake pedal before fittings are tightened will allow air to en...

Brake System Bleed

Refer to "Hydraulic Brake Systems" for brake system bleed procedures.

Component Replacement

ABS Computer Module

• Disconnect battery ground cable.
• Disconnect wiring harness from RABS module.
• On Bronco, Explorer, F-Series and Ranger models, remove module to instrument panel retaining screws behind center of instrument panel.
• On Aerostar models, remove module to instrument panel anti-skid plate retaining screws on lefthand side of engine cover under instrument panel.
• On E-Series models, remove parking brake actuator assembly as follows:
• Loosen adjusting nut at equalizer.
• From ...

Aerostar

Removal

• Disconnect battery ground cable.
• Remove sufficient brake fluid from master cylinder reservoir.
• Raise and support vehicle, then remove tire and wheel assembly.
• Remove disc brake caliper as outlined in "Caliper Service".
• On 2WD models, remove hub grease cap, cotter pin, nut retainer, hub spindle nut and front outer wheel bearing washer, then remove outer wheel bearing.
• On all models, remove front disc brake hub and rotor.
• On 4WD models, remove hub as outlined under "Halfshaft, Replace," in the "All Wheel Drive System" section.

Installation

• On 2WD models, install front disc brak...

Brake Drums

Any time brake drums are removed for brake service, braking surface diameter should be checked with a suitable micrometer at several points to determine if they are within the safe oversize limit stamped on the brake drum outer surface. If braking surface diameter exceeds specifications, the drum must be replaced. If braking surface diameter is within specifications, drums should be cleaned and inspected for cracks, scores, deep grooves, taper, out of round and heat spotting. If drums are cracked or heat spotted, they must be replaced.

Minor scores should be removed with sa...