🏷️ Basic Information

Make:

Mitsubishi

Model:

Grandis

Year:

2003

Market Segment:

MPV (Multi-Purpose Vehicle) / Minivan

Chassis Code:

NA4W (for some markets)

Engine Code Primary:

4G69 (2.4L SOHC MIVEC)

Transmission Code Primary:

F4A42 (4-speed Automatic)

👋 Introduction

Segment:

Compact to Mid-size MPV

Target Audience:

Families, individuals requiring flexible seating and cargo capacity.

Key Competitors:

Toyota Ipsum/Picnic, Honda Odyssey (smaller variants), Mazda MPV, Nissan Serena.

Seating Configuration:

Typically offered in 6 or 7-seater configurations with flexible seat arrangements.

Design Philosophy:

Emphasis on practicality, spaciousness, and comfort for family transport.

Powertrain Availability:

Primarily offered with a 2.4L inline-4 engine and automatic transmission.

📋 Manual Details

Primary Market Coverage:

Global (specific regional variations may apply)

Language:

English

Estimated Page Count:

1500+

Type:

Workshop Service Repair Manual (WSRM)

Format:

Digital (PDF)

📖 Manual Coverage

Engine:

Detailed disassembly, inspection, repair, and reassembly procedures for the 4G69 engine, including MIVEC system, lubrication, cooling, fuel, ignition, and emissions control.

Transmission:

Comprehensive coverage of the F4A42 4-speed automatic transmission, including hydraulic control systems, torque converter, shift control, internal components, and repair procedures.

Drivetrain:

Front-wheel drive axle, driveshafts, CV joints, differential (integrated into transmission), and related components.

Suspension:

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

Steering:

Hydraulic power steering system, steering column, steering rack and pinion, tie rod ends, and troubleshooting.

Brakes:

Front ventilated disc brakes, rear solid disc brakes, ABS (Anti-lock Braking System) components, hydraulic lines, master cylinder, calipers, pads, rotors, and bleeding procedures.

Electrical System:

Full wiring diagrams, fuse box locations, relay assignments, battery, charging system (alternator, starter), lighting systems (headlights, taillights, interior), ignition system, and instrument cluster diagnostics.

Body And Interior:

Body panel removal and installation, door mechanisms, tailgate, interior trim, seat removal, HVAC system, and body sealing.

HVAC:

Air conditioning system (compressor, condenser, evaporator, refrigerant charging), heater core, blower motor, climate controls, and system diagnostics.

Safety Systems:

Airbag system (SRS - Supplemental Restraint System) components, sensors, control module, and safety precautions during repair.

Maintenance:

Scheduled maintenance intervals for oil changes, filter replacements, fluid checks and changes, spark plug replacement, belt inspections, and brake service.

Troubleshooting:

Diagnostic procedures for common drivability issues, electrical faults, HVAC problems, and mechanical malfunctions, including flowcharts and symptom-based diagnosis.

Repair:

Step-by-step instructions for component removal, repair, and reinstallation for all major vehicle systems.

Diagnostics:

OBD-II (On-Board Diagnostics II) system explanation, diagnostic trouble codes (DTCs), scan tool usage, and sensor data interpretation.

Torque Specifications:

Detailed torque values for all critical fasteners across engine, transmission, suspension, brakes, and chassis components.

Special Tools:

Identification and usage instructions for specialized tools required for specific repair or diagnostic procedures.

Depth:

Comprehensive, covering everything from basic scheduled maintenance to complete engine and transmission overhauls. Suitable for professional technicians and experienced DIY mechanics.

📊 Manual Specifications

Format:

PDF

Searchable:

Yes

Printable:

Yes

Image Resolution:

High-resolution (suitable for viewing diagrams and technical drawings)

Binding:

N/A (Digital format)

Paper Type:

N/A (Digital format)

⚙️ Engine Specifications

Engine Type:

Inline 4-cylinder, DOHC (Double Overhead Camshaft)

Engine Name:

4G69

Displacement:

2378 cc (2.4 Liters)

Valve Train:

MIVEC (Mitsubishi Innovative Valve timing Electronic Control) - SOHC 16-valve

Horsepower Peak:

Approx. 163 hp @ 6000 rpm (varies slightly by market)

Torque Peak:

Approx. 214 Nm (158 lb-ft) @ 4000 rpm (varies slightly by market)

Fuel Delivery:

Electronic Fuel Injection (EFI), MPI (Multi-Point Injection)

Fuel Type:

Unleaded Gasoline

Recommended Octane:

91 AKI (or equivalent)

ECU:

Engine Control Unit (ECU) with MIVEC control

🔧 Transmission

Type:

4-speed Automatic Transmission

Model Code:

F4A42

Drive Wheels:

Front-Wheel Drive (FWD)

All Wheel Drive:

Available on some trims/markets (often designated as 'All Wheel Control' or AWC).

Shift Modes:

Standard P-R-N-D-L, often with 'Sport' or 'Winter' modes.

Transmission Fluid Type:

Mitsubishi DiaQueen SP-III or equivalent ATF (Automatic Transmission Fluid).

Transmission Fluid Capacity:

Approx. 7.4 liters (7.8 US qt) for full refill.

📐 Dimensions

Length:

Approx. 4640 mm (182.7 in)

Width:

Approx. 1775 mm (69.9 in)

Height:

Approx. 1700 mm (66.9 in)

Wheelbase:

Approx. 2830 mm (111.4 in)

Seating Capacity:

6 or 7 passengers

Curb Weight:

Approx. 1680 kg - 1800 kg (3704 lbs - 3968 lbs) depending on configuration.

🛡️ Safety Features

NHTSA Overall:

Specific ratings vary by market and testing year; generally aimed for good family safety.

Icamap Front Impact:

Refer to specific market test results for 2003 models.

ABS:

Standard on most models (Anti-lock Braking System)

Eebd:

Electronic Brake-force Distribution (EBD) often integrated with ABS.

Airbags:

Driver and front passenger airbags standard. Side airbags and curtain airbags available on higher trims.

Seatbelts:

Three-point seatbelts with pretensioners and load limiters for front occupants, three-point belts for rear occupants.

Child Seat Anchors:

ISOFIX or LATCH compatible child seat mounting points.

💡 Technology Features

Audio System:

Factory fitted AM/FM stereo with CD player and typically 4-6 speakers. Cassette player may be present on some early models.

Display:

Digital climate control display, odometer, and trip computer.

Cruise Control:

Standard on many trims, integrated into the steering wheel or stalk controls.

Power Accessories:

Power windows, power door locks, power mirrors, remote keyless entry.

Climate Control:

Manual or automatic climate control systems, rear auxiliary climate controls.

🔧 Maintenance

Engine Oil Change:

Every 7,500 miles (12,000 km) or 12 months, whichever comes first (under normal driving conditions).

Engine Oil Filter Replacement:

At every engine oil change.

Air Filter Replacement:

Every 15,000 miles (24,000 km) or 24 months.

Spark Plug Replacement:

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

Transmission Fluid Change:

Every 30,000 miles (48,000 km) or 36 months (severe service may require more frequent changes).

Coolant Replacement:

First change at 36,000 miles (58,000 km) or 36 months, then every 30,000 miles (48,000 km) or 36 months thereafter.

Engine Oil Specification:

SAE 5W-30 API Service SM/SL or ILSAC GF-4 (check manual for specifics).

Engine Oil Capacity:

Approx. 4.4 liters (4.6 US qt) with filter change.

Brake Fluid Specification:

DOT 3 or DOT 4.

Power Steering Fluid Type:

ATF Dexron III equivalent (check manual for exact specification).

Transmission Hard Shifts:

Some units may experience occasional hard shifts or delayed engagement, often related to transmission fluid degradation or solenoid issues.

Engine Misfires:

Potential for misfires due to worn spark plugs, ignition coils, or fuel injector issues, especially with higher mileage vehicles.

HVAC Blower Motor Failure:

Blower motor resistor or the motor itself can fail, leading to loss of fan speeds or no fan operation.

Suspension Bushings Wear:

Wear in control arm bushings or sway bar links can lead to clunks or poor handling over time.

📚 Vehicle History

Manufacturer:

Mitsubishi Motors Corporation, Japan.

Predecessor:

Based on the Mitsubishi Space Wagon/RVR platform, but a distinct model designed for larger capacity.

Generation:

First Generation (2003-2006/2007 depending on market)

Production Years:

2003-2007 (globally)

Manufacturing Plant:

Mizushima Plant, Kurashiki, Okayama, Japan.

🏆 Awards & Recognition

Vehicle Awards:

No major industry awards widely documented for this specific model year, but recognized for its practicality and family-oriented features.