2006 Toyota 4Runner Service and Repair Manual

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Factory-Grade Data

2006 Toyota 4Runner 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

  • Limited
  • SR5
  • Sport

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 4Runner Recalls & Complaints

NHTSA #11V11300024/02/2011Component: VEHICLE SPEED CONTROL:ACCELERATOR PEDAL

TOYOTA IS RECALLING CERTAIN MODEL YEAR 2008 THROUGH 2011 LEXUS LX570, 2003 THROUGH 2009 TOYOTA 4RUNNER, AND 2006 THROUGH 2010 RAV4 VEHICLES. THE ACCELERATOR PEDAL CAN GET STUCK IN THE WIDE OPEN POSIT

Consequence

A STUCK OPEN ACCELERATOR PEDAL MAY RESULT IN VERY HIGH VEHICLE SPEEDS AND MAKE IT DIFFICULT TO STOP

Remedy

THE REMEDY IS NOW AVAILABLE. THE SAFETY RECALL BEGAN EARLY APRIL 2011. THE REMEDY WILL INVOLVE MODI

NHTSA #16V06500005/02/2016Component: AIR BAGS:SIDE/WINDOW

Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain model year 2003-2006 Toyota Land Cruiser and Lexus LX470, 2005-2006 Toyota Tundra and Sequoia, 2004-2006 Toyota 4Runner and Lexus

Consequence

If the side curtain-shield-air bags deploy unexpectedly, it can increase the risk of occupant injury

Remedy

Toyota will notify owners, and dealers will replace the air bag control module with one that has imp

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 199 technical service bulletins on file with NHTSA.

20140409Component: POWER TRAINCrash reported2 injured

I WAS DRIVING MY WIFE 2006 TOYOTA 4RUNNER SR5 APPROXIMATELY 55-60 MILES PER HOURS ON 88 WEST IN CALIFORNIA AND THE SUV EXPERIENCE SUDDEN ACCELERATION PASS 70 MILES PER HOURS. I THEN STEP ON THE BRAKES

20121203Component: SERVICE BRAKESCrash reported2 injured

DRIVING IN RAIN ON FREEWAY CONNECTOR ROAD , 25 MPH, REQUIRED TO USE BRAKES DUE TO ANOTHER DRIVER ILLEGALLY SWERVING FROM SLOW LANE OF FREEWAY ADJACENT TO CONNECTOR ROAD, ACROSS TWO SOLID LINES, IN FRO

20090508Component: AIR BAGSCrash reported2 injured

WE WERE STOPPED IN TRAFFIC IN OUR 2006 TOYOTA 4RUNNER. WE WERE SLAMMED INTO FROM BEHIND BY A CAR TRAVELING AROUND 45MPH. THUS WE SLAMMED INTO THE CAR INFRONT OF US. OUR AIRBAGS DID NOT DEPLOY, AND THE

20090508Component: SEAT BELTSCrash reported2 injured

WE WERE STOPPED IN TRAFFIC IN OUR 2006 TOYOTA 4RUNNER. WE WERE SLAMMED INTO FROM BEHIND BY A CAR TRAVELING AROUND 45MPH. THUS WE SLAMMED INTO THE CAR INFRONT OF US. OUR AIRBAGS DID NOT DEPLOY, AND THE

20241108Component: AIR BAGSCrash reported1 injured

The contact owned a 2006 Toyota 4Runner. The contact stated that her son was driving at an unknown speed when another vehicle pulled in front of them to change lanes without warning causing her son to

Showing the 5 most serious of 519 complaints filed with NHTSA.

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