Target Audience:
Professional technicians and serious DIY enthusiasts focused on the 1986 Ford Bronco.
Manual Highlights:
Detailed sub-steps, notes/cautions/warnings, numbered instructions, bold figure numbers, detailed illustrations/drawings/photos, enlarged insets, numbered table of contents, combined troubleshooting and wiring diagrams.
Coverage Description:
Comprehensive service, repair, maintenance, rebuilding, refurbishment, and restoration of the 1986 Ford Bronco, including all diagnostic and repair procedures.
Estimated Page Count:
Likely 1000+ pages, typical for a full service manual of this era.
Type:
Full Service Repair Manual
Engine Systems:
Engine mechanical (e.g., cylinder head, block, pistons, crankshaft, camshaft), lubrication, cooling, fuel delivery, ignition, emissions control.
Transmission Systems:
Manual and automatic transmissions, clutch, driveshafts, differentials, axles.
Brake Systems:
Front and rear brakes (disc/drum), parking brake, hydraulic system.
Electrical Systems:
Starting and charging system, battery, lighting, instrumentation, ignition system, wiring diagrams, diagnostic procedures, power accessories.
Suspension Steering:
Front and rear suspension components (leaf springs, shocks, bushings), steering gear, power steering system.
Body Chassis:
Body structure, doors, windows, seats, interior trim, exterior trim, frame, mounts.
Maintenance Procedures:
Scheduled maintenance, oil changes, filter replacements, lubrication points, tune-ups, fluid checks and changes.
Repair Procedures:
Detailed step-by-step repair instructions for all major components and systems.
Diagnostic Procedures:
Troubleshooting guides, symptom-based diagnostics, electrical troubleshooting charts.
Rebuilding Refurbishment:
Procedures for rebuilding engine, transmission, and other major components.
Depth:
Comprehensive, suitable for professional technicians and advanced DIY mechanics, covering all diagnostic and repair procedures.
Engine Options:
The 1986 Ford Bronco was available with several engine options. This manual would cover the following: 2.9L EFI V6, 4.9L (302 ci) EFI V8, 5.8L (351 ci) EFI V8.
Horsepower Torque:
Specific horsepower and torque figures would be detailed within the manual for each engine option. For example, the 2.9L V6 typically produced around 130-140 hp, and the V8s offered more power, with the 351W producing roughly 180-190 hp. Actual figures vary by specific configuration and tuning.
Fuel Injection Type:
Electronic Fuel Injection (EFI) was standard on most engines by 1986, replacing carburetors on many models. Manual would cover EFI system components and diagnosis.
Standard Gearbox:
Manual transmissions (e.g., 4-speed, 5-speed) were common. The manual will detail their repair and maintenance.
Optional Gearbox:
Automatic transmissions (e.g., C6, AOD) were also available. The manual covers their service.
Drivetrain:
Four-wheel drive (4WD) systems, including transfer case operation and maintenance, are a key feature for the Bronco and will be covered.
Wheelbase:
104.7 inches (2659 mm) for most models.
Length:
Approximately 175-179 inches (4445-4547 mm) depending on trim.
Width:
Approximately 70-71 inches (1778-1803 mm).
Curb Weight:
Ranging from approximately 3700-4200 lbs (1678-1905 kg) depending on configuration.
NHTSA Ratings:
Specific NHTSA ratings for 1986 models are not readily available in a consolidated format, but general safety features would be discussed in the manual.
Braking System Type:
Front disc brakes and rear drum brakes were standard. Some models may have offered optional rear disc brakes, which would be detailed.
Seat Belts:
Front and rear seat belts, likely with lap and shoulder belts for front occupants. The manual would cover their inspection and potential replacement.
Audio System:
Basic AM/FM radio with optional cassette player. Manual would cover removal and installation of these components.
Cruise Control:
Optional cruise control system would be covered for diagnosis and repair in the manual.
Power Accessories:
Optional power windows, power locks, and power mirrors would be detailed in the electrical sections of the manual.
Oil Change Interval:
Typically every 3,000-5,000 miles or 3-6 months, depending on driving conditions. The manual will provide precise Ford recommendations.
Tune Up Interval:
Spark plugs, ignition timing, and filter replacements would typically be recommended around 30,000-60,000 miles. The manual will specify these intervals.
Engine Oil Type:
For 1986, likely SAE 10W-30 or 10W-40, depending on climate. API SG or SF service classification. The manual will confirm exact specifications and capacities.
Transmission Fluid Type Auto:
Typically MERCON Automatic Transmission Fluid (ATF). Manual will specify type and capacity for C6 or AOD transmissions.
Coolant Type:
Ethylene glycol-based antifreeze, typically a 50/50 mix with distilled water. The manual will specify the correct type and capacity.
Common Bronco Concerns 1986:
Potential issues can include rust in common areas (wheel wells, rocker panels), aging suspension components (bushings, ball joints), electrical connector corrosion, and fuel injection system maintenance for EFI models. The manual will guide diagnosis and repair of these.
Ford Offroad Legacy:
The Ford Bronco has a long-standing reputation as a capable off-road vehicle, dating back to its introduction in 1966. The 1986 model is part of the third generation, known for its improved comfort and features over earlier models.
Third Generation Enhancements:
The 1980-1986 third generation Bronco introduced a more modern unibody construction (often referred to as 'body-on-frame' but with a more integrated structure) and independent front suspension (IFS) for improved on-road handling, while retaining its off-road prowess.
Manufacturing Location:
Typically assembled in North America, often at Ford's Michigan Truck Plant.
