Production Years Covered:
2001, 2002, 2003, 2004, 2005, 2006, 2007
Vehicle Class:
Mid-size Crossover SUV
Chassis Code First Gen:
XU20
Engine Codes:
1MZ-FE (3.0L V6), 3MZ-FE (3.3L V6), 2AZ-FE (2.4L I4)
Vehicle Segment:
Popular mid-size, three-row crossover SUV, positioned as a family-friendly vehicle
Key Selling Points:
Reliability, comfort, practicality, available AWD, spacious interior
Primary Competitors:
Ford Explorer, Honda Pilot, Nissan Murano, Chevrolet Trailblazer, Mazda CX-9
Competitive Advantage:
Toyota's reputation for reliability and lower long-term ownership costs
Unique Features:
Optional third-row seating, unibody construction (for a more car-like ride compared to body-on-frame SUVs)
Target Demographic:
Families, individuals seeking versatility and practicality
Engine Systems:
Engine mechanical, lubrication, cooling, fuel delivery, ignition, emissions control, engine management (ECU/PCM), forced induction (if applicable)
Transmission Systems:
Automatic transmission (U150E, U250E), transfer case, drive shafts, differentials, AWD system components
Braking Systems:
Front and rear brakes (disc), ABS, EBD, brake system bleeding, parking brake
Suspension Steering:
Front struts, rear shocks, control arms, springs, bushings, power steering system, steering column, alignment specifications
Electrical Systems:
Battery, charging system, starting system, lighting, instrument cluster, interior/exterior electrical components, fuses, relays, wiring diagrams
HVAC Systems:
Air conditioning, heating, ventilation, climate control system diagnostics and repair
Body Interior:
Body panels, doors, windows, seats, interior trim, glass replacement, seals, body hardware
Chassis Frame:
Frame construction, mounting points, corrosion protection
Maintenance:
Scheduled maintenance (oil changes, filter replacements, fluid checks), tune-ups, belt replacements, spark plug replacement
Diagnostics Troubleshooting:
Diagnostic trouble codes (DTCs), symptom-based troubleshooting, component testing procedures
Repair Rebuild:
Engine component repair, transmission overhaul, brake caliper replacement, suspension component replacement, steering rack rebuild
Component Replacement:
Detailed instructions for replacing virtually all mechanical and electrical components
Specifications Data:
Torque specifications, clearances, fluid capacities, diagnostic values, alignment data
Scope:
Comprehensive (from basic fluid changes to complete engine/transmission rebuilds)
Diagnostic Level:
Advanced diagnostics, including electrical troubleshooting and ECU parameter analysis
Repair Detail:
Step-by-step procedures with detailed illustrations and diagrams
Engine 1:
3.0L DOHC V6 (1MZ-FE)
Engine 1 Horsepower:
220 hp @ 6000 rpm
Engine 1 Torque:
222 lb-ft @ 4400 rpm
Engine 2:
3.3L DOHC V6 (3MZ-FE) - Introduced in 2004
Engine 2 Horsepower:
230 hp @ 5600 rpm (2004-2005), 230 hp @ 5600 rpm (2006-2007)
Engine 2 Torque:
242 lb-ft @ 3600 rpm (2004-2005), 242 lb-ft @ 3600 rpm (2006-2007)
Engine 3:
2.4L DOHC I4 (2AZ-FE) - Introduced in 2004 for specific markets/trims
Engine 3 Horsepower:
160 hp @ 5800 rpm
Engine 3 Torque:
163 lb-ft @ 4000 rpm
Compression Ratio 1Mzfe:
9.6:1
Compression Ratio 3Mzfe:
10.0:1
Bore Stroke 1Mzfe:
87.5 mm x 83.0 mm
Bore Stroke 3Mzfe:
92.0 mm x 83.0 mm
Fuel Delivery:
Electronic Fuel Injection (EFI), Sequential Multi-port Fuel Injection (SFI)
Fuel Type:
Unleaded gasoline
Fuel Tank Capacity:
18.5 gallons (70 liters)
Transmission Type:
4-speed automatic (U150E)
Transmission Type Optional:
5-speed automatic (U250E) - Introduced in 2004 for 3.3L V6 models
Drivetrain Options:
Front-Wheel Drive (FWD), All-Wheel Drive (AWD)
AWD System:
Electronically controlled, active torque split AWD system
Transmission Fluid Spec:
Toyota ATF WS (World Standard) or equivalent (check manual for exact specification for specific transmission)
Length:
Approx. 189.9 inches (4825 mm)
Width:
Approx. 72.2 inches (1835 mm)
Height:
Approx. 67.1 inches (1705 mm)
Wheelbase:
Approx. 106.9 inches (2715 mm)
Ground Clearance:
Approx. 7.5 inches (190 mm)
Passenger Capacity:
5 or 7 (with optional third-row seat)
Cargo Volume Behind 2Nd Row:
Approx. 39.7 cu ft (1124 liters)
Cargo Volume Behind 3Rd Row:
Approx. 10.1 cu ft (286 liters)
Cargo Volume Max:
Approx. 83.0 cu ft (2350 liters)
Curb Weight FWD:
Approx. 3700-3800 lbs (1678-1724 kg)
Curb Weight AWD:
Approx. 3900-4000 lbs (1769-1814 kg)
Towing Capacity:
Up to 3500 lbs (1588 kg) with V6 models
NHTSA Rollover Resistance:
4 out of 5 stars (for most years/configurations)
IIHS Frontal Offset Impact:
Good (for most years/configurations)
IIHS Side Impact:
Good (for most years/configurations)
ABS:
Standard Anti-lock Braking System
Ebd:
Standard Electronic Brake-force Distribution
Traction Control:
Standard Traction Control System (TRAC)
Electronic Stability Control:
Standard Vehicle Stability Control (VSC) - Introduced from 2004 model year onwards
Airbags Front:
Standard driver and front passenger airbags
Airbags Side:
Optional front side-impact airbags and side-curtain airbags (availability varies by trim and year)
Seatbelts:
3-point seatbelts with pretensioners and force limiters
Latch Anchors:
Standard LATCH (Lower Anchors and Tethers for CHildren) system
Oil Change Interval:
Every 5,000 miles (8,000 km) or 6 months, whichever comes first (or 10,000 miles/16,000 km with synthetic oil, consult manual)
Air Filter Replacement:
Every 30,000 miles (48,000 km) or as needed based on driving conditions
Cabin Air Filter:
Every 15,000 miles (24,000 km) or annually
Spark Plug Replacement 1Mzfe:
Approx. 100,000 miles (160,000 km) with iridium-tipped plugs
Timing Belt Replacement:
Not applicable - these engines use a timing chain.
Engine Oil Capacity 30L V6:
Approx. 4.5 quarts (4.3 liters) with filter (1MZ-FE)
Engine Oil Capacity 33L V6:
Approx. 4.5 quarts (4.3 liters) with filter (3MZ-FE)
Engine Oil Type:
SAE 5W-30 (API certified, synthetic recommended for extended intervals)
Coolant Type:
Toyota Super Long Life Coolant (SLLC) or equivalent (Pink)
Power Steering Fluid:
Toyota Genuine Power Steering Fluid or Dexron II/III ATF (consult manual)
Common Problem 1:
Oil leaks (valve cover gaskets, oil pan gaskets)
Common Problem 2:
Exhaust manifold cracks (especially on earlier V6 models)
Common Problem 3:
Mass Airflow Sensor (MAF) issues causing rough idle or stalling
Common Problem 4:
Wheel bearing wear
Common Problem 5:
HVAC blower motor resistor failure
Common Problem 6:
Transmission shifting issues (less common, but possible with high mileage)
Manufacturer:
Toyota Motor Corporation
Brand Reputation:
Renowned for reliability, durability, and quality (Toyota Production System)
First Generation:
XU20 (2001-2007)
Major Updates First Gen:
Facelift and engine upgrade (3.3L V6, 2.4L I4) for the 2004 model year.
Platform:
Shared platform with the Toyota Camry and Lexus RX (RX300/RX330)
Manufacturing Locations:
Primarily manufactured in North America (TMMW - Toyota Motor Manufacturing, West Virginia, USA)
Production Volume:
Significant sales volume, contributing to Toyota's SUV market share
