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Lexus

2006 Lexus RX400H Workshop Service Repair Manual

2006 Lexus RX400H Workshop Service Repair Manual

$17.99
$17.99
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Vehicle data plateRef 520502
Brand
Lexus
Vehicle
Car
Models covered
RX400H
Years
2006
Format
PDF, searchable, print-ready
Delivery
Instant download after checkout
Language
English

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๐Ÿท๏ธ Basic Information
Identification
Make:
Lexus
Model:
RX400h
Year:
2006
Codes
Internal Model Code:
XU30
Engine Code:
3MZ-FE (3.3L V6 Hybrid)
๐Ÿ‘‹ Introduction
Market Position
Segment:
Luxury Mid-size SUV
Usp:
Pioneering luxury hybrid SUV, blending SUV practicality with fuel efficiency and refined performance
Competitive Analysis
Key Competitors:
Acura MDX, BMW X5, Mercedes-Benz ML-Class, Audi Q7, Volvo XC90
Key Features
Powertrain Innovation:
Lexus Hybrid Synergy Drive combining a V6 gasoline engine with electric motors for enhanced efficiency and performance
Luxury Appointments:
Premium interior materials, advanced features, quiet cabin, smooth ride
All Wheel Drive:
Electronically controlled all-wheel drive system (E-Four)
๐Ÿ“‹ Manual Details
Coverage Areas
Primary Coverage:
Complete factory service and repair
Secondary Coverage:
Maintenance, troubleshooting, diagnostics, wiring diagrams
Page Count
Estimated Pages:
Over 1500
Manual Type
Type:
Workshop Service Repair Manual (WSRM)
Language
Language:
English
Format
Format:
Digital (likely PDF)
๐Ÿ“– Manual Coverage
Systems Covered
Powertrain:
3.3L V6 Engine (3MZ-FE), Hybrid Synergy Drive system (MG1, MG2, HV Battery, Power Control Unit), 4-speed automatic transmission (U151F), drivetrain (AWD)
Chassis:
Suspension (front MacPherson strut, rear multi-link), steering (power rack and pinion), brakes (front ventilated discs, rear solid discs, ABS, EBD, BA, regenerative braking), wheels and tires
Electrical:
Body electrical systems, lighting, power accessories, instrument cluster, audio system, climate control, immobilizer system, security system, infotainment, hybrid system diagnostics
Body:
Exterior body panels, interior trim, doors, windows, locks, seats, airbags, HVAC system, body repair procedures, alignment
Hybrid Specific:
High-voltage battery system, power control unit, hybrid system monitoring, hybrid system diagnostic trouble codes (DTCs), inverter/converter
Procedures Included
Maintenance:
Scheduled maintenance, fluid changes (engine oil, coolant, brake fluid, transmission fluid), filter replacements, spark plug replacement, battery checks
Repair Engine:
Engine overhaul, cylinder head removal/installation, piston and connecting rod service, crankshaft service, camshaft service, timing belt/chain service
Repair Transmission:
Transmission overhaul, gear inspection, clutch pack replacement, valve body service, torque converter service
Repair Hybrid:
High-voltage component replacement (e.g., HV battery, inverter), hybrid system diagnostics and troubleshooting, voltage checks, sensor calibration
Diagnostics Troubleshooting:
Step-by-step diagnostic procedures for all systems, interpretation of diagnostic trouble codes (DTCs), use of scan tools, wiring diagram analysis
Wiring Schematics:
Complete electrical wiring diagrams for all vehicle systems, including power distribution, signal tracing, and connector pinouts
Technical Depth
Depth:
Comprehensive, from basic maintenance to full engine and transmission rebuilds, including specialized hybrid system procedures
๐Ÿ“Š Manual Specifications
File Format
Digital Format:
PDF
Print Quality
Image Resolution:
High-resolution for clear viewing of diagrams and illustrations
Searchability:
Searchable text for quick information retrieval
Binding Type
Physical Binding:
N/A (Digital Product)
Paper Type
Physical Paper:
N/A (Digital Product)
โš™๏ธ Engine Specifications
Primary Engine
Engine Type:
3.3L DOHC 24-valve V6 with VVT-i (Variable Valve Timing with intelligence)
Engine Code:
3MZ-FE
Performance
Combined System Horsepower:
268 hp (net system output)
Gasoline Engine Horsepower:
208 hp @ 5600 rpm
Gasoline Engine Torque:
212 lb-ft @ 4400 rpm
Electric Motors:
Two electric motor generators (MG1 and MG2)
Fuel System
Fuel Delivery:
Electronic Fuel Injection (EFI) with Sequential Port Injection
Fuel Type:
Unleaded gasoline, 87 octane (minimum)
Engine Maintenance
Oil Capacity:
6.4 US quarts (with filter) for 3MZ-FE
Coolant Capacity:
Approximately 7.5 US quarts (engine cooling system)
๐Ÿ”ง Transmission
Standard
Transmission Type:
Electronically Controlled Automatic Transmission with Overdrive (ECT-i)
Number Of Gears:
4-speed
Transmission Code:
U151F
Optional
Optional Transmission:
N/A (Hybrid system integration)
Features
Hybrid Integration:
Integrated with Hybrid Synergy Drive, seamless power delivery
Transmission Fluid:
Lexus ATF WS (World Standard)
Transmission Maintenance
Fluid Capacity:
Approximately 3.7 US quarts (for drain and fill)
๐Ÿ“ Dimensions
Exterior
Length:
188.2 inches
Width:
74.6 inches
Height:
66.1 inches
Wheelbase:
106.9 inches
Interior
Passenger Volume:
100.1 cubic feet
Cargo
Cargo Volume Rear Seats Up:
31.1 cubic feet
Cargo Volume Rear Seats Down:
60.3 cubic feet
Weights
Curb Weight:
4477 lbs
Gross Vehicle Weight Rating:
5840 lbs
Towing Capacity:
3500 lbs (max)
๐Ÿ›ก๏ธ Safety Features
Ratings
NHTSA Front Impact:
5-Star Driver, 5-Star Passenger
NHTSA Side Impact:
5-Star Front Seat, 5-Star Rear Seat
IIHS Front Offset:
Good
IIHS Side Impact:
Good
Active Features
ABS:
Standard Anti-lock Braking System
Ebd:
Standard Electronic Brake-force Distribution
Brake Assist:
Standard Brake Assist (BA)
Traction Control:
Standard Traction Control (TRAC)
Stability Control:
Standard Vehicle Stability Control (VSC)
Passive Features
Airbags:
Dual-stage front airbags, front-side airbags, side-curtain airbags
Seatbelts:
Three-point seatbelts with pretensioners and force limiters for all seating positions
Child Seat Anchors:
LATCH (Lower Anchors and Tethers for CHildren) system
๐Ÿ’ก Technology Features
Infotainment
Navigation System:
Optional DVD-based or Hard Drive-based navigation system with voice recognition
Audio System:
Premium Mark Levinson audio system with 11 speakers and surround sound (optional)
Climate Control:
Dual-zone automatic climate control with cabin air filter
Driver Assistance
Rear Camera:
Standard or optional backup camera integrated with navigation screen
Parking Sensors:
Optional front and rear parking sensors
Adaptive Cruise Control:
Optional Dynamic Radar Cruise Control
Connectivity
Bluetooth:
Optional Bluetooth hands-free phone system
Keyless Entry Start:
Standard Lexus SmartAccess with push-button Start/Stop
๐Ÿ”ง Maintenance
Service Intervals
Oil Change Interval:
Every 5,000 miles or 6 months, whichever comes first (severe conditions may require more frequent changes)
Tire Rotation Interval:
Every 5,000 miles
Engine Air Filter Replacement:
Every 30,000 miles or as needed based on inspection
Cabin Air Filter Replacement:
Every 15,000 miles or annually
Spark Plug Replacement:
Iridium-tipped spark plugs: Every 100,000 miles
Coolant Replacement:
Toyota Super Long Life Coolant (SLLC): First replacement at 100,000 miles, then every 50,000 miles thereafter.
Transmission Fluid Replacement:
Every 60,000 miles or as specified by Lexus
Fluid Specifications
Engine Oil Type:
SAE 5W-30, API Certified Synthetic Motor Oil
Engine Coolant Type:
Toyota Super Long Life Coolant (SLLC) Pink (50/50 mix with distilled water)
Brake Fluid Type:
SAE J1703 or FMVSS No. 116 DOT 3
Power Steering Fluid Type:
Mobil ATF 220 or equivalent (check manual for exact specification)
Known Issues
Hybrid Battery Degradation:
While generally reliable, like all hybrid batteries, degradation can occur over extended periods, potentially leading to reduced electric-only range or efficiency.
Water Pump Leaks:
Some reports of water pump leaks on the 3MZ-FE engine.
Hybrid Inverter Failure:
Rare but possible failure of the hybrid inverter/converter unit.
Interior Rattles:
Typical for vehicles of this age, interior trim rattles can develop.
๐Ÿ“š Vehicle History
Brand Heritage
Brand Focus:
Lexus is the luxury vehicle division of the Japanese automaker Toyota Motor Corporation.
Founding Year:
1989
Model Evolution
First Generation Rx:
Launched in 1998 as the RX300, marking Lexus' entry into the luxury SUV segment.
Second Generation Rx:
Introduced in 2003 (model year 2004) as the RX330, followed by the RX350 in 2007. The RX400h was launched for the 2006 model year.
Rx400H Introduction:
The RX400h debuted as a 2006 model, establishing the RX line as a leader in luxury hybrid SUVs.
Production
Production Location:
Cambridge, Ontario, Canada (for North American market)
Production Years For Model:
2006-2008
๐Ÿ† Awards & Recognition
Recognitions
Edmunds Best Green SUV:
Named one of Edmunds' 'Best Green SUVs' for its fuel efficiency and hybrid technology.
Kbb Best Resale Value:
Often recognized by Kelley Blue Book for strong residual values.
Consumer Reports Reliability:
Lexus vehicles consistently rank high in reliability surveys by Consumer Reports.
Ratings
Fuel Economy City:
21 MPG
Fuel Economy Highway:
24 MPG

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Check the model year and engine before you buy

Manufacturers change procedures, wiring and part numbers between model years and engine options. If your VIN plate shows a year or engine code that is not listed on the data plate above, contact us with the model, year and VIN and we will confirm coverage before you order.

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