2004 Mitsubishi Diamante Service & Repair Manual Software

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🏷️ Basic Information Identification Make: Mitsubishi Model: Diamante Year: 2004 Generation Generation: Third Generation (1997-2005) Codes Platform Code: Mitsubishi J platform 👋 Introduction Market Position Market Segment: Large Sedan /...

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Sku: 332091

Tags: 2004 Car Cars Diamante Mitsubishi

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Description

🏷️ Basic Information

Identification

Make:

Mitsubishi

Model:

Diamante

Year:

Generation

Generation:

Third Generation (1997-2005)

Codes

Platform Code:

Mitsubishi J platform

👋 Introduction

Market Position

Market Segment:

Large Sedan / Luxury Sedan

Competitive Analysis

Competitors:

Toyota Avalon, Buick LeSabre, Ford Taurus, Chevrolet Impala, Honda Accord (higher trims).

Key Features Vehicle

Key Features:

Spacious interior, comfortable ride, available AWD, V6 engine power, distinctive styling.

Key Features Manual

Manual Advantages:

Licensed OE data, digital convenience, searchable content, broad system coverage, year-long access.

📋 Manual Details

Coverage Areas

Primary Coverage:

Comprehensive Service and Repair

Page Count

Page Count Estimated:

Over 2000 pages (typical for full factory manual)

Manual Type

Manual Type:

Official Factory Service Manual Software (licensed)

Language

Language:

English

Format

Format:

Digital Software / Online Access

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Engine assembly, cylinder head, block, pistons, crankshaft, camshafts, timing system, lubrication, cooling system.

Fuel System:

Fuel injection system (MPI), fuel pump, fuel filter, fuel tank, fuel lines, evaporative emission control (EVAP).

Exhaust System:

Exhaust manifold, catalytic converter, mufflers, oxygen sensors, emissions control.

Engine Management:

ECU, sensors (MAP, TPS, IAT, O2, Knock), actuators, ignition system, diagnostics (OBD-II).

Transmission Automatic:

Valve body, torque converter, planetary gear sets, clutches, bands, transmission control module (TCM), fluid and filter service, internal/external diagnostics.

Drivetrain AWD:

Viscous coupling unit, center differential, rear differential, front drive axles, rear drive axles, transfer case (if applicable).

Suspension Front:

MacPherson struts, control arms, ball joints, sway bar, bushings, wheel bearings.

Suspension Rear:

Multi-link independent suspension, coil springs, shock absorbers, control arms, bushings, wheel bearings.

Steering:

Power steering pump, steering gear, tie rods, steering column, alignment specifications.

Brakes Front:

Vented disc brakes, calipers, pads, rotors, hydraulic lines.

Brakes Rear:

Disc brakes, calipers, pads, rotors, hydraulic lines.

ABS control module, wheel speed sensors, hydraulic control unit, diagnostic procedures.

Body Exterior:

Body panels, doors, hood, trunk, bumpers, glass, sunroof, trim, rust prevention.

Body Interior:

Dashboard, seats, carpets, door panels, headliner, trim, seat belts, airbags.

HVAC:

Air conditioning system (compressor, condenser, evaporator, refrigerant), heating system, climate control module, blower motor, actuators.

Electrical Charging:

Alternator, battery, voltage regulator, wiring diagrams for charging system.

Electrical Starting:

Starter motor, ignition switch, wiring diagrams for starting system.

Electrical Lighting:

Headlights, taillights, interior lighting, fog lights, wiring diagrams.

Electrical Instruments:

Instrument cluster, gauges, warning lights, wiring diagrams.

Electrical Audio:

Radio, CD player, speakers, amplifier, antenna, wiring diagrams.

Electrical Power Accessories:

Power windows, power locks, power mirrors, cruise control, sunroof, wiring diagrams.

Electrical Safety:

Airbag system, seat belt pre-tensioners, wiring diagrams.

Body Electrical:

Central locking system, alarm system, immobilizer, wiring diagrams.

Diagnostics:

OBD-II diagnostics, trouble codes (DTCs), scan tool procedures, sensor data interpretation.

Procedures Included

Scheduled Maintenance:

Oil changes, filter replacements, fluid checks and changes, tire rotations, spark plug replacement, belt inspections/replacements.

Troubleshooting:

Systematic diagnostic flowcharts for common and uncommon issues across all major vehicle systems.

Repair Procedures:

Step-by-step instructions for component removal, installation, and repair for virtually every part of the vehicle.

Overhaul Procedures:

Complete engine and transmission overhaul instructions, including disassembly, inspection, and reassembly with torque specifications.

Recalibration Procedures:

Procedures for recalibrating sensors and modules after replacement or repair (e.g., throttle body, ABS module).

Wiring Diagrams:

Detailed electrical wiring diagrams for all vehicle systems, including component locations and wire colors.

Tightening Specifications:

Comprehensive list of torque specifications for all critical fasteners.

Technical Depth

Depth Level:

Factory-level detail, covering everything from basic maintenance to complete component overhauls and advanced diagnostics.

📊 Manual Specifications

File Format

Digital Format:

Proprietary software with online access, compatible with web browsers on PC, laptop, smartphone, and tablet.

Print Quality

Print Quality Description:

N/A (Digital format, but derived from OE factory manual print quality).

Binding Type

Binding Type Description:

N/A (Digital format).

Paper Type

Paper Type Description:

N/A (Digital format).

⚙️ Engine Specifications

Primary Engine

Engine Code And Type:

6G74: 3.5L SOHC V6 or 6G75: 3.8L SOHC V6

Performance

Horsepower 3.5L:

Approx. 200-210 hp (varies by market and specific tune)

Torque 3.5L:

Approx. 220-225 lb-ft (varies by market and specific tune)

Horsepower 3.8L:

Approx. 210-215 hp

Torque 3.8L:

Approx. 235-240 lb-ft

Fuel System

Fuel Delivery:

Multi-port Fuel Injection (MPI)

Fuel Type:

Unleaded Gasoline (Premium recommended for optimal performance)

Emission Control

Emission Standard:

Meets EPA standards for the model year.

🔧 Transmission

Standard

Transmission Type:

4-speed Automatic (F4A51 for FWD, V4A51 for AWD)

Optional

Optional Transmission:

None for 2004 model year.

Features

Transmission Features:

INVECS-II (Intelligent & Innovative Vehicle Electronic Control System) with fuzzy logic, available Active Sportronic (manual shifting mode).

📐 Dimensions

Exterior

Length:

Approx. 196.7 inches (4996 mm)

Width:

Approx. 71.7 inches (1821 mm)

Height:

Approx. 57.3 inches (1455 mm)

Wheelbase:

Approx. 109.4 inches (2779 mm)

Weights

Curb Weight:

Approx. 3550 - 3800 lbs (1610 - 1724 kg) depending on drivetrain and trim

🛡️ Safety Features

Ratings

NHTSA Front Impact Driver:

5 Stars

NHTSA Front Impact Passenger:

5 Stars

IIHS Frontal Offset:

Active Features

Active Safety Features:

ABS (Anti-lock Braking System), Traction Control (TCL), All-Wheel Drive (AWD) optional.

Passive Features

Passive Safety Features:

Dual front airbags, front side-impact airbags, crumple zones, reinforced body structure, front seat belt pre-tensioners.

💡 Technology Features

Infotainment

Infotainment Features:

Standard AM/FM/CD player, optional premium audio systems (e.g., Infinity), available navigation system on higher trims.

Driver Assistance

Driver Assistance Features:

Traction Control System (TCL), optional Active Stability Control (ASC) on some AWD models.

Connectivity

Connectivity Features:

N/A (Limited to basic audio and communication features, no Bluetooth or USB for 2004 models).

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 3,750 miles or 6 months, whichever comes first (for conventional oil). Use synthetic for extended intervals per manual recommendations.

Engine Coolant Flush:

Every 30,000 miles or 3 years.

Transmission Fluid Change:

Every 30,000 miles or 3 years (recommended for regular service, severe service may require more frequent changes).

Spark Plug Replacement:

Every 60,000 miles (Platinum or Iridium plugs).

Fluid Specifications

Engine Oil Spec:

API SJ or higher, ILSAC GF-2 or higher, SAE 5W-30 recommended. Check manual for exact specifications.

Transmission Fluid Spec:

Diamond ATF SP-III (or equivalent).

Coolant Spec:

Mitsubishi Super Long Life Coolant (MS-97641) or equivalent ethylene glycol-based coolant with appropriate corrosion inhibitors.

Known Issues

Common Problems Engine:

Oil leaks from valve cover gaskets and rear main seal, intake manifold gasket leaks, occasional idle control issues.

Common Problems Transmission:

Hesitation or rough shifting can sometimes indicate TCM issues or fluid degradation. Torque converter shudder may occur.

Common Problems Suspension:

Worn strut mounts, control arm bushings, and ball joints can lead to noise and poor handling.

Common Problems Electrical:

Window motor failures, power lock actuator issues, intermittent HVAC blower problems.

Part Numbers

Oil Filter Example:

Mitsubishi MD095777 or equivalent (e.g., Wix 51515, Fram PH16).

📚 Vehicle History

Brand Heritage

Brand Focus:

Mitsubishi is known for its engineering prowess, particularly in areas like turbocharged engines, rally racing, and innovative drivetrain technologies.

Model Evolution

Third Gen Evolution:

The third generation Diamante (1997-2005) received a facelift for 2001, with updated styling, interior refinements, and powertrain improvements, including the introduction of the 3.8L V6.

Production

Production Location:

Japan (Okazaki Plant)

Production Years:

1991-2005 (Global production for all generations)

🏆 Awards & Recognition

Recognitions

Awards And Ratings:

The Diamante often received positive reviews for its comfort, quiet ride, and available AWD system, though it faced strong competition in the luxury sedan segment.