🏷️ Basic Information

Make:

Jeep

Model:

Wrangler TJ

Model Years Covered:

2004, 2005, 2006, 2007

Chassis Code:

TJ

👋 Introduction

Segment:

Compact SUV / Off-road Vehicle

Target Audience:

Off-road enthusiasts, Jeep owners seeking DIY repair and maintenance capabilities.

Competitors:

Toyota 4Runner, Ford Bronco (older generations), Land Rover Defender (older generations).

Vehicle Identity:

Iconic off-road capability, robust construction, simple mechanicals, open-air driving experience.

Manual Value Proposition:

Enables owners to perform a vast range of repairs and maintenance themselves, saving significant costs and ensuring proper upkeep of a capable vehicle.

📋 Manual Details

All Models Trims:

Yes, covers all models and trims for the specified years.

All Engines:

Yes, covers all engine options available for 2004-2007 TJ Wrangler.

Repair Scope:

A-Z comprehensive repairs.

Estimated Page Count:

Extensive (specific number not provided in product info, but implies a very detailed manual).

Type:

Service and Repair Manual

Language:

English (implied by typical market for this vehicle).

Format:

Likely digital (PDF) based on common offerings for this type of product, or a high-quality reproduction of the OEM manual.

📖 Manual Coverage

Engine:

Diagnosis, repair, overhaul, troubleshooting, specifications for all applicable engines.

Transmission:

Repair and overhaul procedures for both manual and automatic transmissions.

Drivetrain:

Front and rear axle service, differentials, transfer case, driveshafts, U-joints.

Suspension:

Front and rear suspension component repair, alignment specifications, shock absorber and spring replacement.

Steering:

Power steering system diagnosis and repair, steering column and linkage service.

Brakes:

Front and rear brake system service (disc/drum), ABS diagnosis and repair, brake fluid specifications.

Electrical:

Full wiring diagrams, component testing, starter, alternator, battery system, lighting, fuses, relays, ignition system.

Fuel System:

Fuel pump, injectors, fuel lines, evaporative emissions system, fuel tank service.

Cooling System:

Radiator, fan, water pump, thermostat, coolant specifications.

Exhaust System:

Catalytic converter, mufflers, pipes, heat shields, emission control components.

Body And Chassis:

Frame inspection and repair, body panel replacement, doors, hoods, tailgate, interior trim, convertible top service.

HVAC:

Air conditioning system diagnosis, repair, refrigerant specifications, heater core replacement.

Diagnostics Troubleshooting:

Systematic troubleshooting guides and diagnostic procedures for common and complex issues.

Routine Maintenance:

Oil changes, filter replacements, fluid checks and top-offs, tire rotation, spark plug replacement.

Major Repairs:

Engine rebuilding, transmission overhauls, differential rebuilds, suspension component replacement.

Component Replacement:

Detailed instructions for replacing virtually any component in the vehicle.

Specifications:

Torque specifications, clearances, fluid capacities, electrical resistance values.

Wiring Diagrams:

Comprehensive electrical schematics for all vehicle systems.

Depth:

Expert level, covering everything from basic maintenance to complete engine and transmission rebuilds, advanced electrical diagnostics.

📊 Manual Specifications

File Format:

Likely PDF, optimized for searchability and printing.

Print Quality:

High-resolution scans or professionally formatted digital documents ensuring clear diagrams and text.

Binding Type:

N/A for digital; for physical, typically spiral-bound or perfect-bound for durability in a workshop environment.

Paper Type:

N/A for digital; for physical, typically heavy-duty paper for workshop use.

⚙️ Engine Specifications

Engine 1 Type:

4.0L Inline 6-cylinder (OHV)

Engine 1 Displacement:

3952 cc (241 cubic inches)

Engine 1 Power Hp:

Approx. 190 hp @ 4600 RPM

Engine 1 Torque Lbft:

Approx. 235 lb-ft @ 3200 RPM

Engine 1 Bore X Stroke:

3.88 in x 3.57 in (98.5 mm x 90.5 mm)

Engine 1 Compression Ratio:

8.8:1

Engine 1 Fuel Delivery:

Sequential Multi-Port Fuel Injection (MPI)

Engine 1 Ignition System:

Distributorless Ignition System (DIS) with coil-on-plug or distributor ignition depending on exact build date within years.

Engine 2 Type:

2.4L 4-cylinder (DOHC)

Engine 2 Displacement:

2429 cc (148 cubic inches)

Engine 2 Power Hp:

Approx. 147 hp @ 5200 RPM

Engine 2 Torque Lbft:

Approx. 170 lb-ft @ 4000 RPM

Performance Notes:

Emphasis on torque for off-road capability, not outright speed. The 4.0L is the most sought-after engine for its robust nature and torque.

Fuel Type:

Unleaded Gasoline

Recommended Octane:

87 Octane (minimum)

🔧 Transmission

Transmission 1 Type:

6-Speed Manual (NV3550)

Transmission 2 Type:

4-Speed Automatic (42RLE)

Transfer Case:

NV241OR 'Off-Road' Command-Trac part-time, two-speed transfer case with 2.72:1 low-range ratio.

Manual Transmission Fluid:

Refer to manual for specific ATF type (e.g., Dexron III/Mercon or equivalent for 42RLE, or GL-3/GL-4 rated gear oil for NV3550 - check specific manual for exact specs).

📐 Dimensions

Wheelbase:

93.4 inches (2372 mm)

Overall Length:

160.0 inches (4064 mm)

Overall Width:

66.7 inches (1694 mm)

Overall Height:

73.1 inches (1857 mm) (soft top)

Ground Clearance:

Approx. 8.3 inches (211 mm) (depending on tire size)

Curb Weight:

Approx. 3,300 - 3,600 lbs (1497 - 1633 kg) depending on configuration.

Towing Capacity:

2,000 lbs (907 kg)

Payload Capacity:

Approx. 800 - 1000 lbs (363 - 454 kg)

🛡️ Safety Features

NHTSA Rollover Rating:

3-star (typical for this era, due to high center of gravity)

ABS:

Available on most models, especially with automatic transmission and higher trims.

Airbags:

Driver and front passenger airbags.

Seat Belts:

3-point front seat belts, lap belts for rear passengers.

💡 Technology Features

Infotainment System:

Basic AM/FM/CD player, optional Infinity sound system. Later models may have more features, but generally not advanced by modern standards.

Driver Assistance Features:

Limited; ABS available on some models. No advanced driver-assistance systems like adaptive cruise control or lane keeping assist.

Connectivity Options:

Basic audio input ports, limited if any factory Bluetooth or USB connectivity on base models.

🔧 Maintenance

Oil Change Interval:

Every 3,000 - 7,500 miles (5,000 - 12,000 km) or 6-12 months, depending on oil type and driving conditions (refer to manual for precise OEM recommendations).

Air Filter Replacement:

Every 15,000 - 30,000 miles (24,000 - 48,000 km) or as needed based on inspection.

Spark Plug Replacement:

Approx. 100,000 miles (160,000 km) for iridium plugs (if equipped), check manual for exact interval and plug type.

Engine Oil Type:

SAE 10W-30 or 10W-40 (refer to manual for exact viscosity and API service classification, e.g., API SN or higher is recommended for modern use).

Coolant Type:

Ethylene Glycol based coolant, typically a 50/50 mix with distilled water. Refer to manual for Mopar specific coolant or equivalent.

Brake Fluid Type:

DOT 3 or DOT 4 brake fluid (refer to manual for exact specification).

Common Issues:

Cracked cylinder heads (on earlier 4.0L engines, though less common on later models), distributor gear wear, HVAC blend door actuator failure, radiator leaks, clutch wear, rear main seal leaks, interior water leaks (common on all soft tops/hardtops).

📚 Vehicle History

Jeep Legacy:

Descendant of the original Willys Jeep, synonymous with ruggedness and off-road prowess.

Tj Generation:

Third generation Jeep Wrangler, introduced in 1997. Known for its coil-spring suspension, a significant upgrade from the leaf-sprung YJ.

Tj Updates 2004 2007:

For 2004, significant upgrades included a new interior, improved sound deadening, optional 42RLE automatic transmission, and revised powertrains. The 2005 and 2006 model years saw minor updates, with 2006 being the final full production year for the TJ before the JK generation. The 2007 model year for the TJ was primarily a transition year, with very limited production before the JK fully replaced it, making the 2007 coverage crucial but potentially for a smaller production run.

Manufacturing Location:

Toledo, Ohio, USA

🏆 Awards & Recognition

Off Road Acclaim:

Consistently ranked among the top off-road vehicles available, praised for its capability, aftermarket support, and iconic design.

Consumer Ratings:

Generally well-regarded by owners for its off-road prowess and durability, though subject to common issues for its age.