🏷️ Basic Information

Make:

Mitsubishi

Model:

Magna, Verada, Diamante, Ralliart Magna

Internal Platform Codes:

TL, KL, TJ, KJ, TH, KH

Engine Code Examples:

6G72, 6G74, 6G75

👋 Introduction

Segment:

Mid-size sedan/sports sedan (Magna/Verada), Luxury sedan (Diamante), Performance variant (Ralliart Magna).

Competitors:

Ford Falcon, Holden Commodore, Toyota Camry, Nissan Maxima, Mazda 626/Mazda Atenza.

Vehicle Strengths:

Spacious interiors, comfortable ride, powerful V6 engines, attractive styling, good value proposition, particularly in Australian market.

Benefit:

Empowers owners and independent workshops with OEM-level technical data for accurate diagnosis, repair, and maintenance, saving time and money.

📋 Manual Details

Regions Covered:

Australia, Japan, potentially other global markets where these models were sold

Estimated Page Count:

Likely over 1500 pages, typical for a comprehensive workshop manual covering multiple series and engine options.

Type:

Workshop Service Repair Manual

Language:

English

Format:

DOWNLOAD (likely a digital format such as PDF)

📖 Manual Coverage

Powertrain:

Engine mechanical, fuel system, ignition system, cooling system, exhaust system, lubrication system, engine management (ECU, sensors, actuators).

Transmission:

Automatic Transmission (AT), Manual Transmission (MT) - including operation, diagnosis, overhaul, torque converter, valve body, shift control.

Drivetrain:

Front-wheel drive (FWD) systems, drive shafts, CV joints, differential.

Suspension:

Front and rear suspension systems (independent, MacPherson struts, multi-link), shock absorbers, springs, bushings, alignment specifications.

Brakes:

Hydraulic brake system, ABS (Anti-lock Braking System), EBD (Electronic Brakeforce Distribution), brake fluid specifications, disc and drum brake components, parking brake.

Steering:

Power steering system, steering rack, pump, fluid specifications, steering column.

Electrical:

Battery, charging system (alternator), starting system (starter motor), lighting systems (headlights, taillights, interior), fuses, relays, wiring diagrams, ECUs, body control modules (BCM).

HVAC:

Heating, Ventilation, and Air Conditioning (HVAC) system, refrigerant type, compressor, condenser, evaporator, climate control modules, diagnosis.

Body:

Body structure, exterior panels, doors, hood, trunk, bumpers, glass, interior trim, seats, safety restraint systems (airbags, seatbelts).

Chassis:

Frame and chassis components, mounting points, corrosion protection.

Diagnostics:

On-Board Diagnostics (OBD-II) system, diagnostic trouble codes (DTCs), scan tool procedures, troubleshooting flowcharts, diagnostic strategies.

Routine Maintenance:

Oil changes, filter replacements (oil, air, fuel, cabin), fluid checks and top-ups, spark plug replacement, belt inspections and replacement.

Engine Repair:

Engine overhaul, cylinder head removal and installation, piston and connecting rod service, crankshaft service, timing belt/chain replacement, component diagnostics.

Transmission Repair:

Transmission fluid and filter changes, overhaul procedures for AT and MT, torque converter replacement, clutch replacement (for MT), solenoid testing.

Brake System Repair:

Brake pad and rotor replacement, brake caliper service, brake line and hose replacement, bleeding the brake system, ABS component testing and replacement.

Suspension And Steering Repair:

Strut and shock absorber replacement, control arm bushing replacement, ball joint replacement, tie rod end replacement, power steering pump and rack replacement.

Electrical Diagnostics:

Troubleshooting electrical faults using wiring diagrams, component testing, sensor diagnostics, starting and charging system analysis, infotainment system troubleshooting.

HVAC Service:

Refrigerant recovery and recharging, AC system leak detection, compressor replacement, blower motor service, climate control panel troubleshooting.

Body And Trim Repair:

Body panel alignment and replacement, door mechanism repair, interior trim removal and installation, airbag system safety precautions and replacement.

Troubleshooting Guides:

Step-by-step diagnostic flowcharts for common drivability issues, electrical problems, and mechanical failures.

Specifications And Tolerances:

Torque specifications for all fasteners, engine clearances, bearing clearances, wheel alignment angles, tire pressures.

Depth:

Comprehensive, covering everything from basic preventative maintenance to complete engine and transmission overhauls, including detailed electrical diagnostics and bodywork.

📊 Manual Specifications

Format:

Digital Download (likely PDF)

Quality:

High-resolution, allowing for clear printing of diagrams and text.

Type:

N/A (Digital Format)

Type:

N/A (Digital Format)

⚙️ Engine Specifications

Engine Family:

Mitsubishi 6G7 series V6 SOHC/DOHC.

Displacements:

3.0L (6G72), 3.5L (6G74), 3.8L (6G75).

Horsepower Range:

Approximately 140 kW to 230 kW (188 hp to 308 hp) depending on engine and model year.

Torque Range:

Approximately 260 Nm to 360 Nm (192 lb-ft to 266 lb-ft) depending on engine and model year.

Injection:

Multi-point fuel injection (MPI) or direct injection (GDI) on later models.

Type:

Unleaded Petrol (Octane rating specified by region, typically 91 or 95 RON).

Mechanism:

Timing belt (most 6G72/6G74) or timing chain (some later 6G74/6G75).

Controls:

Catalytic converters, oxygen sensors, EVAP system.

🔧 Transmission

Transmission Type:

Often a 4-speed or 5-speed automatic transmission (e.g., INVECS-II).

Transmission Type:

5-speed manual transmission (MT) available on some models.

Automatic Features:

Sequential shift mode (tiptronic on some models), adaptive shift control.

Automatic Transmission Fluid:

Mitsubishi DiaQueen ATF SP-II M, SP-III or equivalent.

Manual Transmission Fluid:

Gear oil conforming to API GL-4 or GL-5, viscosity grade as specified (e.g., 75W-90).

📐 Dimensions

Body Styles:

4-door Sedan, Wagon (out of scope for manual title, but related models)

Wheelbase Approximate:

2700-2760 mm (106.3-108.7 inches) depending on series.

Curb Weight Range:

Approximately 1500-1700 kg (3300-3750 lbs).

🛡️ Safety Features

Ancap Rating:

Varies by series and specific testing year; later models generally performed better.

List:

ABS, EBD, Traction Control (TCS), Electronic Stability Control (ESC) on higher trims/later models.

List:

Front airbags, side airbags (optional/standard on higher trims), pre-tensioner seatbelts, crumple zones.

💡 Technology Features

Features:

Early models featured basic cassette/radio systems, evolving to CD players, and optional premium audio systems. Later models may have basic LCD displays for climate and audio.

Features:

Cruise control standard on most models. ABS and Traction Control became more common and sophisticated across generations.

Features:

Limited by era; typically basic radio and CD functions. No integrated Bluetooth or smartphone connectivity in early models.

🔧 Maintenance

Oil Change:

Every 10,000-15,000 km (6,000-9,000 miles) or 12 months, whichever comes first, depending on driving conditions.

Timing Belt:

Recommended replacement every 90,000-100,000 km (56,000-62,000 miles) or 5-7 years for 6G72/6G74 engines due to risk of catastrophic failure if it breaks.

Spark Plugs:

Typically every 60,000-100,000 km, depending on plug type (e.g., iridium).

Engine Oil:

SAE 10W-30 or 10W-40 API SJ/SL or higher, depending on ambient temperature. Check manual for specific grade.

Coolant:

Mitsubishi Genuine Long Life Coolant or equivalent (ethyle glycol based, typically a pink or red colour).

Engine Mounts:

Wear and tear leading to vibration, especially on V6 engines.

Transmission Issues:

Solenoid issues, torque converter shudder, fluid leaks in automatic transmissions.

Suspension Components:

Worn ball joints, control arm bushings, and sway bar links leading to knocking noises and poor handling.

Electrical Gremlins:

Wiring harness issues, sensor failures, particularly in older vehicles due to age and environmental factors.

Exhaust Manifold Cracks:

Cracking in exhaust manifolds, especially on V6 engines, leading to exhaust leaks and noise.

Heater Core:

Leaking heater cores, often a labour-intensive repair due to dashboard removal.

📚 Vehicle History

Affiliation:

Mitsubishi Motors, known for engineering and reliability.

Generations:

The KH/TH/TJ/KJ/TL/KL series represent the third and fourth generations of the Mitsubishi Magna/Verada platform, evolving significantly in styling, technology, and performance.

Location:

Primarily manufactured in Australia (Adelaide, South Australia) by Mitsubishi Motors Australia Limited (MMAL).

Span:

The covered series (KH, TH, TJ, KJ, TL, KL) generally span from the late 1990s to the mid-2000s (e.g., 1996-2005).

🏆 Awards & Recognition

Australian Motoring Awards:

The Magna platform consistently received positive reviews and awards from Australian motoring publications for its value, performance, and comfort.