Market Position:
Compact/Mid-size SUV with off-road capabilities.
Competitors:
Ford Escape, Honda CR-V, Toyota RAV4, Nissan Xterra.
Jeep Heritage:
Maintains Jeep's reputation for ruggedness and off-road prowess in a more compact package.
Kj Platform:
Based on the DaimlerChrysler 'compact SUV' platform, sharing some underpinnings with Mitsubishi models.
Powertrain:
Engine, Transmission, Drivetrain (4x2 and 4x4)
Chassis:
Suspension, Steering, Brakes, Wheels & Tires
Electrical:
Body Electrical, Powertrain Control Modules (PCM), Powertrain Performance, Chassis Electrical
Body:
Body and Frame, Exterior Trim, Interior Trim, HVAC
Maintenance:
Scheduled Maintenance, Fluid Changes, Filter Replacements
Repair:
Component Removal, Installation, Overhaul, Diagnostic Procedures
Troubleshooting:
Diagnostic Flowcharts, Symptom-Based Troubleshooting
Technical Data:
Torque Specifications, Clearances, Electrical Schematics, Wiring Diagrams
Depth:
Comprehensive: From basic fluid checks to complete engine and transmission rebuilds, advanced diagnostics.
Engine 1 Displacement:
2.4L (147 cu in)
Engine 1 Code:
ED1 (World Engine)
Engine 1 Configuration:
Inline-4 Cylinder
Engine 1 Fuel Delivery:
Multi-Port Fuel Injection (MPI)
Engine 1 Horsepower:
150 hp @ 5800 rpm
Engine 1 Torque:
165 lb-ft @ 4000 rpm
Engine 2 Displacement:
3.7L (226 cu in)
Engine 2 Configuration:
V6
Engine 2 Fuel Delivery:
Multi-Point Fuel Injection (MPI)
Engine 2 Horsepower:
210 hp @ 5200 rpm
Engine 2 Torque:
235 lb-ft @ 4000 rpm
Ignition System:
Distributorless Ignition System (DIS)
Fuel Type:
Unleaded Gasoline
Recommended Octane:
87 Octane (Regular)
Spark Plug Gap 2.4L:
0.040-0.044 inches (1.02-1.12 mm)
Spark Plug Gap 3.7L:
0.040-0.044 inches (1.02-1.12 mm)
Transmission 1 Type:
5-Speed Manual
Transmission 1 Applicability:
Primarily 2.4L Engine Models
Transmission 2 Type:
4-Speed Automatic (42RLE)
Transmission 2 Applicability:
Available with 2.4L and 3.7L Engines
Transfer Case Options:
Command-Trac NV136 (Part-Time 4WD), Selec-Trac NV244 (Full-Time 4WD)
Automatic Transmission Fluid Type:
ATF+4 (MS-9602)
Manual Transmission Fluid Type:
Mopar Manual Transmission Lubricant (or equivalent SAE 75W-90 GL-4)
NHTSA Rollover Rating:
4/5 Stars
ABS:
Standard Anti-lock Braking System (ABS)
Traction Control:
Available Traction Control System (TCS)
Stability Control:
Available Electronic Stability Control (ESC)
Airbags Front:
Standard Driver and Front Passenger Airbags
Airbags Side:
Optional Front Seat-Mounted Side Airbags
Seatbelts:
Three-point seat belts with pretensioners
Oil Change Interval:
Every 7,500 miles (12,000 km) or 6 months, whichever comes first, under normal driving conditions.
Air Filter Replacement:
Every 30,000 miles (48,000 km)
Engine Coolant Change:
Initial change at 100,000 miles (160,000 km), then every 50,000 miles (80,000 km)
Spark Plug Replacement 2.4L:
Every 100,000 miles (160,000 km) with Iridium spark plugs
Spark Plug Replacement 3.7L:
Every 100,000 miles (160,000 km) with Iridium spark plugs
Engine Oil Type:
SAE 5W-30 Synthetic Blend (API Certified)
Engine Oil Capacity 2.4L:
4.5 US quarts (4.3 L) with filter
Engine Oil Capacity 3.7L:
5.0 US quarts (4.7 L) with filter
Coolant Type:
Mopar OAT (Organic Additive Technology) Engine Coolant or equivalent HOAT (Hybrid Organic Additive Technology)
Common Issue 1:
Oil filter housing leaks (common on 3.7L V6).
Common Issue 2:
CV joint boot wear and failure, especially with off-road use.
Common Issue 3:
Coolant leaks from the thermostat housing or radiator.
Common Issue 4:
Power steering pump whine or failure.
Common Issue 5:
Actuator issues for the 4WD system (e.g., front axle engagement).
Jeep Legacy:
Built upon Jeep's long history of off-road vehicles and utility.
Kj Generation Timeline:
First generation of the Jeep Liberty, produced from 2002 to 2007. The 2005 model year received a mid-cycle refresh.
2005 Updates:
Updated front and rear styling, revised interior, and availability of the new 2.4L 'World Engine'.
Production Plant:
Toledo, Ohio, USA
