🏷️ Basic Information

Make:

Isuzu

Model:

Axiom

Years Covered:

2001, 2002, 2003, 2004

Product Name:

ISUZU AXIOM Service Repair Manual 01-04

Chassis Codes:

UA4 (pre-facelift), UA6 (facelift)

👋 Introduction

Market Position:

The Isuzu Axiom was a mid-size SUV positioned as a capable and practical option, often competing with vehicles like the Toyota Highlander, Honda Pilot, and Ford Explorer during its production run. It emphasized its off-road heritage and robust construction.

Competitive Analysis:

While lacking the brand cachet of some competitors, the Axiom offered a strong V6 engine and a robust chassis, often appealing to buyers seeking durability and utility over luxury or cutting-edge technology.

Key Features:

Standard 4WD/AWD, powerful V6 engine, body-on-frame construction (initially), independent suspension, available third-row seating (depending on configuration).

📋 Manual Details

Systems Covered:

Engine mechanical, Engine control system (ECM), Fuel system, Ignition system, Exhaust system, Cooling system, Lubrication system, Starting system, Charging system, Transmission (Automatic), Drivetrain (4WD/AWD), Brakes (ABS), Steering system, Suspension system (front & rear), Body & Frame, Interior components, Exterior components, HVAC system, Electrical system (wiring diagrams, power distribution), Diagnostic trouble codes (DTCs), Maintenance schedules, Troubleshooting guides, Specifications.

Page Count:

Hundreds of pages (specific number not provided, but indicative of comprehensive coverage)

Manual Type:

Service Repair Manual

Language:

English

Format:

PDF

📖 Manual Coverage

Engine Mechanical:

Cylinder head, valve train, pistons, connecting rods, crankshaft, engine block, timing system (belts/chains), seals and gaskets.

Engine Control:

ECM diagnosis, sensor inputs (MAF, MAP, O2, coolant temp, crank/cam position), actuator outputs (injectors, ignition coils), fuel injection control, ignition timing control, emissions control.

Fuel System:

Fuel pump, fuel filter, fuel injectors, fuel pressure regulator, fuel lines, evaporative emissions control (EVAP).

Drivetrain:

Front differential, rear differential, drive shafts, CV joints, transfer case (for AWD models).

Brakes:

Brake pedal, master cylinder, brake booster, brake lines, calipers, brake pads, brake rotors, parking brake system, ABS (Anti-lock Braking System) components and diagnosis.

Suspension:

Front suspension (independent, possibly double wishbone), rear suspension (independent), shock absorbers, struts, springs, control arms, bushings, sway bars.

Steering:

Steering wheel, steering column, steering gear (rack and pinion), power steering pump, power steering fluid, steering linkages, tie rods.

Electrical:

Battery, alternator, starter motor, lighting system (headlights, taillights, interior lights), fuses, relays, wiring harnesses, power windows, power locks, mirrors, wipers, horn, body control module (BCM).

Maintenance:

Oil and filter change, air filter replacement, cabin air filter replacement, coolant flush and fill, brake fluid flush, transmission fluid change, spark plug replacement, differential fluid change, power steering fluid flush.

Repair:

Engine component replacement (e.g., water pump, alternator, starter), brake pad/rotor replacement, suspension component replacement (shocks, struts, bushings), exhaust system repair, power steering system repair, HVAC system component replacement, electrical component troubleshooting and replacement.

Rebuild:

Engine rebuild procedures (top end, bottom end), transmission overhaul (if applicable), differential overhaul.

Troubleshooting:

System-specific diagnostic flowcharts, identification of common faults, DTC interpretation and resolution, performance issues diagnosis.

Technical Depth:

Comprehensive, covering from basic maintenance to in-depth repair and diagnostics. Includes torque specifications, component clearances, diagnostic procedures, and wiring diagrams.

📊 Manual Specifications

File Format:

PDF

Print Quality:

High-resolution scans suitable for printing, ensuring clarity of text and diagrams.

Binding Type:

N/A (Digital PDF format)

Paper Type:

N/A (Digital PDF format)

⚙️ Engine Specifications

Engine Displacement:

3.5L (3475cc)

Engine Configuration:

V6 (6VD1-W)

Horsepower:

215-230 hp (depending on year and specific tuning)

Torque:

230-246 lb-ft (depending on year and specific tuning)

Fuel Induction:

Electronic Fuel Injection (EFI)

Fuel Type:

Unleaded Gasoline

Bore X Stroke:

93.4 mm x 85.0 mm (approximate)

Compression Ratio:

9.0:1 (approximate)

Timing System:

Timing Belt

🔧 Transmission

Transmission Type:

4-speed Automatic Transmission (4L30-E)

Optional Transmission:

N/A (Automatic was standard for the Axiom)

Transmission Features:

Electronically controlled, Torque converter lock-up, Selectable 2WD/4WD (or permanent AWD depending on spec).

📐 Dimensions

Wheelbase:

111.4 inches (2830 mm)

Length:

192.2 inches (4882 mm)

Width:

75.1 inches (1908 mm)

Height:

68.9 inches (1750 mm)

Curb Weight:

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

Towing Capacity:

Up to 5,000 lbs (2268 kg)

Cargo Volume Behind Rear Seat:

Approx. 41.3 cu ft (1170 liters)

Cargo Volume Max:

Approx. 91.5 cu ft (2591 liters) with rear seats folded

🛡️ Safety Features

NHTSA Rollover Resistance:

4/5 stars (for models with 4WD)

Active Safety Features:

Anti-lock Braking System (ABS), Traction Control System (TCS) (available on some models).

Passive Safety Features:

Front airbags, side-impact door beams, front and rear crumple zones, pretensioner seatbelts.

💡 Technology Features

Infotainment Features:

Basic AM/FM stereo with CD player, optional premium sound system, manual climate control or automatic climate control.

Driver Assistance Features:

ABS, Traction Control (on some models).

Connectivity Features:

Limited by the era; typically no integrated Bluetooth or advanced connectivity options.

🔧 Maintenance

Engine Oil Change Interval:

Every 5,000 miles or 6 months, whichever comes first.

Engine Coolant Change Interval:

Initial change at 105,000 miles, then every 45,000 miles thereafter (using DEX-COOL or equivalent).

Timing Belt Replacement Interval:

Every 60,000 miles (critical for V6 engine).

Engine Oil Type:

API SJ or higher, SAE 5W-30 (check owner's manual for specific viscosity recommendations).

Engine Oil Capacity:

Approx. 5.0 quarts (4.7 liters) with filter change.

Transmission Fluid Type:

Dexron-III / Dexron-VI (check owner's manual for specific fluid).

Transmission Fluid Capacity:

Approx. 7.0 quarts (6.6 liters) for refill.

Coolant Type:

GM P/N 12346290 or equivalent (orange, silicate-free, extended-life coolant).

Brake Fluid Type:

DOT 3.

Known Issues:

Timing belt failure can cause significant engine damage. Some reports of transmission issues, particularly with higher mileage. Potential for minor electrical gremlins. Bushing wear in suspension components can lead to noise.

📚 Vehicle History

Brand Heritage:

Isuzu has a long history in automotive manufacturing, particularly known for its trucks, SUVs, and diesel engines. Their heritage often emphasizes durability and ruggedness.

Model Evolution:

The Axiom was introduced for the 2001 model year as Isuzu's entry into the mid-size SUV market. It was based on the Isuzu VehiCROSS platform but with a more conventional SUV body style. A minor facelift occurred for the 2005 model year, but the vehicle was discontinued shortly thereafter.

Production Location:

Japan

Production Years:

2001-2004

🏆 Awards & Recognition

Recognitions:

While not a major award winner, the Axiom was generally considered a capable and reliable SUV for its segment, particularly praised for its powertrain and chassis.