Licensed, factory-derived information, comprehensive coverage, digital format for easy access and searchability, cost-effective compared to traditional printed manuals.
📋 Manual Details
Coverage Areas
Engine Coverage:
3.5L 2GR-FE V6
Transmission Coverage:
6-speed Automatic Transmission (U660E)
Drivetrain Coverage:
Front-Wheel Drive (FWD) and All-Wheel Drive (AWD)
Page Count
Estimated Page Count:
Extensive (typically 2000+ pages for complete factory service manuals)
Toyota Super Long Life Coolant (SLLC) or equivalent (Pink)
Coolant Capacity:
Approx. 9.5 US Quarts (9.0 Liters)
🔧 Transmission
Standard
Type:
6-Speed Automatic
Transmission Code:
U660E
Features
Drive Modes:
Driver-selectable modes (e.g., Snow mode) may be available depending on trim.
Fluid Specs
Transmission Fluid Type:
Toyota Genuine ATF WS (World Standard)
Transmission Fluid Capacity:
Approx. 4.5 US Quarts (4.3 Liters) for drain and fill; 8.0 US Quarts (7.6 Liters) for overhaul
📐 Dimensions
Exterior
Length:
200.6 inches (5095 mm)
Width:
78.1 inches (1984 mm)
Height:
68.9 inches (1750 mm)
Wheelbase:
119.3 inches (3030 mm)
Front Track:
67.5 inches (1715 mm)
Rear Track:
67.3 inches (1709 mm)
Weights
Curb Weight FWD:
4,477 lbs (2031 kg)
Curb Weight AWD:
4,630 lbs (2100 kg)
Gross Vehicle Weight Rating Gvwr:
5,995 lbs (2723 kg) (Typical)
Cargo
Cargo Volume Behind 3Rd Row:
39.1 cu ft (1107 Liters)
Cargo Volume Behind 2Nd Row:
87.1 cu ft (2466 Liters)
Cargo Volume Behind 1St Row:
148.5 cu ft (4205 Liters)
🛡️ Safety Features
Ratings
NHTSA Front Impact Driver:
5 Stars
NHTSA Front Impact Passenger:
5 Stars
NHTSA Side Impact Front Seat Occupant:
5 Stars
NHTSA Side Impact Rear Seat Occupant:
5 Stars
NHTSA Rollover Resistance Score:
4 Stars (Tip-up rating)
Active Features
Antilock Braking System ABS:
Standard
Electronic Brakeforce Distribution Ebd:
Standard
Brake Assist Ba:
Standard
Traction Control System TCS:
Standard
Electronic Stability Control Vsc:
Standard
Passive Features
Airbags:
Front airbags, front-side airbags, three-row side curtain airbags
Seatbelts:
3-point seatbelts with pretensioners and force limiters for all seating positions, LATCH (Lower Anchors and Tethers for Children) system
💡 Technology Features
Infotainment
Available Features:
AM/FM stereo with CD player, MP3 capability, auxiliary audio input. Optional premium JBL audio system, rear-seat entertainment system (RES), navigation system with touch screen.
Driver Assistance
Features:
Standard features like ABS, VSC, and Traction Control. Parking sensors may be optional on certain trims.
Connectivity
Connectivity Options:
Auxiliary audio input jack standard on most trims. Bluetooth hands-free calling and audio streaming may be available on higher trims or as part of an optional package.
🔧 Maintenance
Service Intervals
Oil Change Interval:
Every 5,000 miles (8,000 km) or 6 months, whichever comes first, under normal driving conditions. Severe conditions may require more frequent changes. Refer to manual for details.
Engine Air Filter Replacement:
Inspect every 15,000 miles (24,000 km), replace as needed or at 30,000 miles (48,000 km) under normal driving.
Cabin Air Filter Replacement:
Inspect every 15,000 miles (24,000 km), replace as needed or at 30,000 miles (48,000 km) under normal driving.
Spark Plug Replacement:
Iridium-tipped spark plugs: Approximately 120,000 miles (192,000 km).
Transmission Fluid Change:
Recommended around 60,000 - 100,000 miles (96,000 - 160,000 km), depending on driving conditions and Toyota's specific recommendations for WS fluid, which is considered 'lifetime' by some but periodic inspection/change is advised for longevity.
Coolant Replacement:
Toyota Super Long Life Coolant: First replacement at 100,000 miles (160,000 km) or 10 years, then every 50,000 miles (80,000 km) or 5 years thereafter.
Known Issues
Common Complaints:
Rear liftgate actuator failure, occasional power sliding door issues, potential for oil consumption in some high-mileage engines (though the 2GR-FE is generally robust), transmission shudder (sometimes related to fluid or valve body).
Troubleshooting Focus:
The manual will provide diagnostic procedures for these and other potential issues, including specific tests and component checks.
📚 Vehicle History
Brand Heritage
Manufacturer:
Toyota Motor Corporation, renowned for reliability, durability, and quality (often referred to as 'Toyota Quality').
Model Evolution
Generation:
Second Generation (2004-2010)
Key Changes For 2008:
Minor updates, potentially including new exterior paint colors or interior trim variations. The core platform and powertrain remained largely consistent from the 2004 redesign.
Production
Manufacturing Location:
Georgetown, Kentucky, USA (North American production)
🏆 Awards & Recognition
Recognitions
Award Examples:
The Sienna has consistently been a top-rated minivan in its class by automotive publications such as Consumer Reports, J.D. Power, and Edmunds, often cited for its reliability, practicality, and comfort.
Ratings
Jd Power Reliability:
Typically receives above-average to best-in-class ratings for dependability and quality from J.D. Power and Associates.
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