Model Variant:
Second generation (UN105/UN150), 2-door and 4-door SUV
Production Years Covered:
1999 (second generation, 1995-2001)
Body Styles:
2-door sport and 4-door SUV
Target Audience:
Families and light-duty users needing a mid-size SUV with optional V8 power and available all-wheel drive
Market Segment:
Mid-size SUV, one of the best-selling SUVs in the US at the time
Drivetrain:
RWD standard, Control Trac 4WD all-wheel drive available
Engine Options:
4.0L OHV V6, 4.0L SOHC V6, 5.0L V8
Seating Capacity:
5 passengers (4-door); 2-door models seat 4
Engine:
4.0L OHV V6, 4.0L SOHC V6, and 5.0L V8 engine repair and overhaul
Transmission:
5R55E automatic and M5OD-R1 manual transmission service
Transfer Case:
BW1354 and BW4411 transfer case removal, disassembly, and rebuild
Axles:
Front and rear differential service, 4x4 hub and axle components
Brakes:
Hydraulic system, disc/drum service, ABS diagnostics
Steering:
Power steering, recirculating ball gearbox, linkage
Suspension:
Front torsion bar and rear leaf spring systems, shock replacement
Electrical:
Wiring diagrams, charging, starting, lighting, and gauges
Climate Control:
Heating, ventilation, and air conditioning service
Restraints:
Airbag system, seat belts, and child restraint information
Fuel System:
Fuel pump, tanks, lines, injectors, and emission controls
Diagnostics:
Symptom-based troubleshooting, OBD-II diagnostic trouble code charts, pinpoint tests
Repair Procedures:
Step-by-step removal, disassembly, inspection, and installation instructions
Adjustments:
Belt tensions, valve clearances where applicable, alignment specs, parking brake
Torque Specifications:
Factory torque values throughout all procedures
Special Tools:
Required special service tool listings per procedure
Wiring Diagrams:
Complete component locator and schematic diagrams
Specifications:
Engine, driveline, capacity, and fastener specification tables
Illustrations:
Exploded views and photos supporting each procedure
Part Numbers:
Ford service part number references where published
Fluid Capacities:
Factory fluid type and fill quantity tables
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Optional Engine:
4.0L SOHC V6
4.0L OHV Output:
Approximately 160 hp, 225 lb-ft torque
4.0L SOHC Output:
Approximately 205 hp, 240 lb-ft torque
5.0L Output:
Approximately 215 hp, 280 lb-ft torque
Fuel Delivery:
Sequential multi-port electronic fuel injection
Fuel Type:
Regular unleaded, 87 octane
Standard Transmission:
5-speed manual (Mazda M5OD-R1) with 4.0L engines
Optional Transmission:
5-speed automatic (5R55E)
Transmission Features:
Overdrive fifth gear, electronically controlled shifting on automatic
4WD System:
Control Trac all-wheel drive with shift-on-the-fly capability
Transfer Case:
BorgWarner electric-shift transfer case on 4WD models
ABS:
4-wheel anti-lock brakes standard
Traction Control:
Optional on V8 models
Airbags:
Dual front airbags
Seat Belts:
Front adjustable shoulder belts; rear center lap belt
Structure:
Steel safety-cage body structure
Crash Test Data:
N/A - refer to NHTSA archives; 1999 IIHS offset results influenced later design changes
Audio System:
AM/FM stereo with cassette; premium JBL or CD changer systems available
Convenience:
Remote keyless entry, speed control, auto-dimming mirror available
Driver Assistance Systems:
N/A - modern ADAS features not offered on this generation
Oil Change:
Every 5,000 km / 3,000 miles under severe service; 7,500 miles normal
Spark Plugs:
Approximately every 60,000 miles (per schedule)
Coolant:
Inspect at service intervals; flush per Ford severe-duty schedule
Engine Oil:
5W-30 API-rated gasoline engine oil (per Ford spec)
Automatic Transmission:
Mercon ATF (5R55E)
Manual Transmission:
Mercon ATF (M5OD-R1)
Coolant:
Ford green ethylene glycol coolant, 50/50 mix
Common Wear Items:
4.0L OHV timing chain guides, intake manifold gaskets, ball joints
5.0L Notes:
Monitor front hub bearings and transmission cooler lines
4WD System:
Verify Control Trac hub/shift motor operation during 4x4 service
Manufacturer:
Ford Motor Company, Dearborn, Michigan, USA
Model Origin:
Introduced 1991; second generation launched for 1995 with fully independent front suspension
1999 Changes:
Continued second-generation updates; SOHC V6 and V8 availability expanded across trims
Related Models:
Mercury Mountaineer shares platform and drivetrain
Assembly Plant:
St. Louis Assembly Plant, Missouri, USA
