🏷️ Basic Information

Make:

Mitsubishi

Model:

Montero

Year:

1999

Chassis Code:

V20/V40 Series (V23W, V43W, V25W, V45W, V26W, V46W)

👋 Introduction

Market Position:

The 1999 Mitsubishi Montero was a highly capable mid-size SUV, known for its robust construction, off-road prowess, and comfortable ride. It competed directly with vehicles like the Toyota 4Runner, Jeep Grand Cherokee, and Ford Explorer. This manual targets owners and technicians seeking detailed information to maintain and repair this durable vehicle.

Competitive Analysis:

Provides a critical resource for maintaining a vehicle that offered a blend of on-road comfort and serious off-road capability, distinguishing it from more car-like crossovers in its segment.

Key Features:

Officially licensed, comprehensive coverage, digital format for quick access, detailed diagrams and procedures, essential for maintaining the Montero's unique Super Select 4WD system.

📋 Manual Details

Coverage Areas:

All mechanical and electrical systems, maintenance, diagnostics, repair procedures, bodywork, chassis, and specialized equipment.

Page Count:

Estimated 1,500+ pages (typical for full factory service manuals, though software can vary)

Manual Type:

Official Factory Service Manual / Repair Manual Software

Language:

English

Format:

Software (likely PDF or proprietary viewer format)

📖 Manual Coverage

Systems Covered:

Engine (including specific variants), Transmission (automatic & manual), Drivetrain (4WD systems, differentials), Suspension, Steering, Brakes (ABS included), Fuel System, Exhaust System, Cooling System, Electrical System (including ECUs, sensors, wiring diagrams), HVAC, Body & Interior, Body Control Modules (BCM), SRS (Airbag) System.

Procedures Included:

Scheduled maintenance, diagnostic procedures, troubleshooting charts, step-by-step repair instructions, component replacement, torque specifications, electrical troubleshooting diagrams, engine rebuild procedures, transmission overhaul, brake bleeding, suspension alignment specifications, airbag system servicing.

Technical Depth:

Comprehensive, covering basic owner maintenance to advanced diagnostic and repair procedures suitable for professional technicians and experienced DIY enthusiasts. Includes detailed schematics and specifications.

📊 Manual Specifications

File Format:

Digital Software (potential for searchable PDF or application-based access)

Print Quality:

N/A (Digital Format)

Binding Type:

N/A (Digital Format)

Paper Type:

N/A (Digital Format)

⚙️ Engine Specifications

Primary Engine:

3.5L SOHC V6 (6G74)

Horsepower:

Approx. 197 hp @ 5,000 rpm

Torque:

Approx. 228 lb-ft @ 3,500 rpm

Fuel System:

Electronic Fuel Injection (EFI)

Engine Variants:

3.0L SOHC V6 (6G72) also available in some markets/trims

Engine Codes:

6G74, 6G72

Block Material:

Aluminum Alloy

Head Material:

Aluminum Alloy

Ignition System:

Distributorless Ignition System (DIS) with Coil-on-Plug (COP) or Coil-Near-Plug (CNP)

🔧 Transmission

Standard Transmission:

5-Speed Manual (less common)

Optional Transmission:

4-Speed Automatic (common)

4Wd System:

Super Select 4WD (SS4) II system, allowing on-the-fly shifting between 2WD and 4WD modes, including lockable differentials.

Automatic Transmission Type:

F4A51 (or similar JATCO unit)

Manual Transmission Type:

W5M51 (or similar)

Transfer Case Type:

Integrated with SS4 system

📐 Dimensions

Wheelbase:

Approx. 109.7 inches (2785 mm)

Length:

Approx. 186.8 inches (4745 mm)

Width:

Approx. 70.1 inches (1780 mm)

Height:

Approx. 67.9 inches (1725 mm) (without roof rails)

Curb Weight:

Approx. 4,200 - 4,500 lbs (1905 - 2041 kg)

Towing Capacity:

Approx. 5,000 lbs (2268 kg)

Seating Capacity:

5 or 7 passengers (optional third row)

🛡️ Safety Features

NHTSA Front Impact Driver:

4/5 Stars (for models equipped with airbags)

NHTSA Front Impact Passenger:

4/5 Stars (for models equipped with airbags)

IIHS Side Impact:

Good (for models with side airbags, if equipped)

Active Features:

Anti-lock Braking System (ABS), Traction Control System (TCS) (optional on some trims)

Passive Features:

Dual front airbags, crumple zones, reinforced passenger cage, side-impact door beams.

💡 Technology Features

Infotainment Features:

Factory AM/FM/Cassette/CD player (depending on trim level), premium audio system options available.

Driver Assistance Features:

ABS standard on most models, some trims may have optional Traction Control.

Connectivity Features:

Limited by era; no integrated Bluetooth or USB as standard.

Other Tech Features:

Keyless entry (optional), power amenities, cruise control, heated seats (optional).

🔧 Maintenance

Oil Change Interval:

Every 3,750 - 7,500 miles (6,000 - 12,000 km) or 6 months, depending on driving conditions and oil type (consult manual for specifics).

Spark Plug Replacement:

Approx. 60,000 miles (96,000 km) for platinum-tipped plugs.

Timing Belt Replacement:

Approx. 60,000 - 90,000 miles (96,000 - 144,000 km) for 6G74 engine (critical component).

Engine Oil Type:

API SG or higher, SAE 5W-30 or 10W-30 (refer to owner's manual based on temperature)

Engine Oil Capacity:

Approx. 4.5 - 5.0 quarts (4.3 - 4.7 liters) with filter

Coolant Type:

Mitsubishi DiaQueen Super Long Life Coolant (or equivalent ethylene glycol-based coolant with specific anti-corrosion additives)

Automatic Transmission Fluid Type:

DIA QUEEN ATF-SP II M (or equivalent Dexron III/Mercon compatible fluid)

Manual Transmission Fluid Type:

Gear Oil API GL-4 or GL-5, SAE 75W-90

Brake Fluid Type:

DOT 3 or DOT 4

Known Issues:

Timing belt failure (critical to replace on schedule), differential seal leaks, occasional transmission shift issues, exhaust manifold cracks, ABS sensor failures, potential for fuel pump issues on high-mileage vehicles.

Oil Filter Part Number:

Examples: Mitsubishi MD069782, Fram PH3569, Wix 51515

Air Filter Part Number:

Examples: Mitsubishi MR310072, Fram CA8032, Wix 49624

📚 Vehicle History

Brand Heritage:

Mitsubishi, a global conglomerate, has a long history in automotive manufacturing, known for its engineering and resilience, particularly in its SUVs and performance vehicles.

Model Evolution:

The 1999 Montero belongs to the second generation (1991-2000), a period where the Montero established itself as a capable and rugged body-on-frame SUV. This generation saw significant updates in styling and technology compared to its predecessor.

Production Location:

Japan (Pajero manufacturing)

Production Years Generation:

1991-2000

🏆 Awards & Recognition

Recognitions:

While specific awards for the 1999 model are not widely publicized, the Mitsubishi Pajero/Montero lineage has a strong reputation for off-road capability and durability, often praised in automotive reviews for its segment-leading 4WD systems.

Ratings:

Consistently rated well for off-road performance and value in its class during its production run.