2006 Toyota Sienna Service and Repair Manual

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Factory-Grade Data

2006 Toyota Sienna service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications, torque values, and reference data
  • Electrical diagnostics with full wiring diagrams
  • Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more
  • Diagnostic trouble codes and troubleshooting flow
  • Maintenance schedules and fluid capacities

Trims covered

  • CE
  • LE
  • XLE Limited
  • XLE

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Maintenance & Lubrication
  • Specifications
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Diagnostic Trouble Codes
  • Technical Service Bulletins
  • Wiring Diagrams

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Vehicle Safety Data

2006 Toyota Sienna Recalls & Complaints

NHTSA #09V23400025/06/2009Component: EQUIPMENT:OTHER:LABELS

TOYOTA IS RECALLING CERTAIN MODEL YEAR 2006 THROUGH 2009 SIENNA AND 2009 LEXUS GX PASSENGER VEHICLES. THE VEHICLE CAPACITY WEIGHT ON THE TIRE AND LOADING INFORMATION LABEL AND THE GVWR ON THE CERTIFI

Consequence

THE GVWR IS INSUFFICIENT FOR THE LOAD CARRYING CAPACITY OF THE VEHICLES.

Remedy

TOYOTA WILL NOTIFY OWNERS INSTRUCTING THEM TO RETURN THEIR VEHICLE TO A TOYOTA OR LEXUS DEALER FOR A

NHTSA #10V16000020/04/2010Component: STRUCTURE

TOYOTA IS RECALLING CERTAIN MODEL YEAR 1998 THROUGH 2010 SIENNA PASSENGER VEHICLES MANUFACTURED BETWEEN AUGUST 7, 1997 AND JANUARY 4, 2010, CURRENTLY REGISTERED IN OR ORIGINALLY SOLD IN CONNECTICUT, D

Consequence

THE CABLE MAY BREAK DUE TO EXCESSIVE CORROSION AND THE SPARE TIRE MAY SEPARATE FROM THE VEHICLE, POS

Remedy

TOYOTA WILL NOTIFY OWNERS WITH AN INTERIM LETTER INITIALLY INSTRUCTING THEM TO BRING THEIR VEHICLE T

NHTSA #10V27000017/06/2010Component: SEATS

ACCESS OPTIONS IS RECALLING CERTAIN TRUCKS AND VANS BUILT ON FORD E150, E350, TOYOTA SIENNA, AND DODGE GRAND CARAVAN CHASSIS AND EQUIPPED WITH VMI/RICON 6-WAY POWER SEAT BASES. THE SIX WAY POWER SEAT

Consequence

THE SEAT OCCUPANT MAY BE INJURED IF THE SEAT BASE PIN WERE TO BREAK.

Remedy

THE SWIVEL PLATE WILL BE REPLACED FREE OF CHARGE IF NECESSARY. THE RECALL BEGAN ON JUNE 8, 2010. O

NHTSA #09V22300015/06/2009Component: EQUIPMENT:OTHER:LABELS

TOYOTA IS RECALLING 27,080 MODEL YEAR 2005 THROUGH 2010 PASSENGER CARS BUILT FROM SEPTEMBER 1, 2005 TO MAY 4, 2009. THESE VEHICLES WERE NOT EQUIPPED WITH LOAD CARRYING CAPACITY MODIFICATION LABELS WH

Consequence

INCORRECT LOAD CARRYING CAPACITY MODIFICATION LABELS COULD RESULT IN THE VEHICLE BEING OVERLOADED, I

Remedy

TOYOTA WILL NOTIFY OWNERS AND PROVIDE THEM WITH A NEW, ACCURATE LABEL TO BE INSTALLED OVER THE INACC

NHTSA #10V03600003/02/2010Component: EQUIPMENT:OTHER:LABELS

SOUTHEAST TOYOTA IS RECALLING CERTAIN MODEL YEAR 2005-2011 PASSENGER VEHICLES FOR FAILING TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 110, "TIRE SELECTION AND RIMS."

Consequence

A DRIVER MAY OVERLOAD A VEHICLE WHICH MAY INCREASE THE RISK OF A CRASH.

Remedy

DEALERS WILL MAIL TO CONSUMERS THE CORRECTED LABEL OR THE CUSTOMER WILL HAVE THE OPTION FOR DEALERS

NHTSA #10V03500003/02/2010Component: EQUIPMENT:OTHER:LABELS

GULF STATES TOYOTA IS RECALLING CERTAIN MODEL YEAR 2005-2010 VEHICLES FOR FAILING TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 110, "TIRE SELECTION AND RIMS." THESE VE

Consequence

THIS DOES NOT MEET THE STANDARD REQUIREMENTS.

Remedy

DEALERS WILL MAIL TO CONSUMERS THE CORRECTED LABEL OR THE CUSTOMER WILL HAVE THE OPTION FOR DEALERS

NHTSA #16V39600002/06/2016Component: SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER

Southeast Toyota Distributors, LLC (SET) is recalling certain 2005-2011 4Runner, Highlander, Sequoia, and Sienna, 2005-2010 Avalon and Tundra, 2006-2008 Camry Solara, 2006-2010 Highlander hybrid, 2006

Consequence

If damaged, the copper strand heating element may short circuit, increasing the risk of a fire.

Remedy

SET will notify owners, and dealers will disconnect the seat heaters, free of charge, and refund the

TSB #11028712

Some 2005 2026 Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty odor is present. Follow the procedures in this bulletin to remediate the odor and address this condition. The purpose of this Servic

TSB #11012744

The condition known as acid rain is caused by airborne chemicals or particles in the atmosphere, which mix with rainwater, nighttime dew, or high humidity to form acidic compounds. If these contaminants settle and remain on a painted vehicl

TSB #11012743

To prevent brake rotor rust from forming during transportation and storage, wheel film will be used instead of a cardboard type of anti-rust cover. The purpose of the wheel film is to shield the disc brake rotor from weather elements and in

TSB #11012742

Acid rain results from rainwater or other airborne moisture that become acidic due to industrial chemical impurities in the atmosphere. If these acidic compounds settle on an exposed vehicle, especially the horizontal areas such as the hood

TSB #11012735

Toyota vehicles are currently protected with RapgardTM protective film designed to protect the horizontal painted surfaces. This material protects from acid rain, environmental fallout, and rail contamination. Follow the Removal Procedure i

TSB #11012727

Vehicles may occasionally be subjected to contamination by airborne iron particles shed from railroad tracks, train wheels, exposure to heavy machinery facilities, grinding, welding, etc. This type of contamination can be identified by the

TSB #11007455

Some 2005 2024 Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty odor is present. Follow the procedures in this bulletin to remediate the odor and address this condition. The purpose of this Servic

TSB #11007445

The condition known as acid rain is caused by airborne chemicals or particles in the atmosphere, which mix with rainwater, nighttime dew, or high humidity to form acidic compounds. If these contaminants settle and remain on a painted vehicl

Showing the 8 most recent of 241 technical service bulletins on file with NHTSA.

20140130Component: AIR BAGSCrash reported6 injured

TL* THE CONTACT OWNS A 2006 TOYOTA SIENNA. THE CONTACT STATED THAT WHILE COMPLETING A LEFT TURN, ANOTHER VEHICLE CRASHED INTO THE SIDE OF THE CONTACT'S VEHICLE. THE FRONT AIR BAGS DEPLOYED BUT THE SID

20121031Component: AIR BAGSCrash reported4 injured

TL* THE CONTACT OWNS A 2006 TOYOTA SIENNA. THE CONTACT STATED THAT WHILE SITTING AT A TRAFFIC STOP, A VEHICLE CRASHED INTO THE REAR OF THE CONTACT'S VEHICLE. THE CONTACT'S VEHICLE WAS PUSHED FORWARD U

20191001Component: VEHICLE SPEED CONTROLCrash reported3 injured

TL* THE CONTACT OWNED A 2006 TOYOTA SIENNA. WHEN THE BRAKE PEDAL WAS DEPRESSED, THE VEHICLE INDEPENDENTLY ACCELERATED TOWARDS AN INTERSECTION. AS A RESULT, THE CONTACT CRASHED INTO TWO OTHER VEHICLES.

20080514Component: SEAT BELTSCrash reported3 injured

I, TOGETHER WITH MY FAMILY HAD A CAR ACCIDENT THAT HAPPENED IN STAMFORD, CT. A CAR STRUCK MY VAN PERPENDICULARLY AT THE LEFT REAR WHEEL WHICH CAUSED IT TO SPUN 180 DEGREES. AS THE COLLISION OCCURRED

20190711Component: SERVICE BRAKESCrash reported2 injured

TL* THE CONTACT OWNS A 2006 TOYOTA SIENNA. WHEN THE CONTACT DEPRESSED THE ACCELERATOR PEDAL, THE STEERING WHEEL SEIZED. THE CONTACT ATTEMPTED TO STOP THE VEHICLE, BUT THE BRAKE PEDAL FAILED TO OPERATE

Showing the 5 most serious of 1284 complaints filed with NHTSA.

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