2015 Toyota Highlander Service and Repair Manual

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Factory-Grade Data

2015 Toyota Highlander 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

  • Hybrid Limited
  • LE Plus
  • LE
  • 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
  • Hybrid & Electric Vehicle Systems
  • Maintenance & Lubrication
  • Specifications
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Diagnostic Trouble Codes
  • Technical Service Bulletins
  • Wiring Diagrams

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Vehicle Safety Data

2015 Toyota Highlander Recalls & Complaints

NHTSA #18E10700027/11/2018Component: ELECTRICAL SYSTEM

Fujian Wanda Automobile Glass Industry (Wanda) is recalling certain aftermarket Replacement Windshields sold for use in 2014-2018 Toyota Highlander vehicles. The windshields have an attached wire har

Consequence

The ECM damage may result in the engine stalling, increasing the risk of a crash.

Remedy

Wanda will notify owners, and service centers will replace the windshields, and inspect the ECM for

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 #11020657

The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. The procedures outlined in this Service Bulletin aid in locating, inspecting, and repairing refrigerant

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

Showing the 8 most recent of 318 technical service bulletins on file with NHTSA.

20220823Component: AIR BAGSCrash reported3 injured

*AIRBAG FAILURE* -Head on impact with tree. -Significant front end damage. -Vehicle towed from scene, deemed total loss by insurance company. -Police report on file (can provide if needed) -All Firs

20250607Component: VEHICLE SPEED CONTROLCrash reported2 injured

On [XXX] my vehicle suffered an unintended acceleration on a very busy highway of The Dominican Republic, reaching a speed of 100 MPH. I was able to drive the car into the bushes of the highway servi

20210617Component: AIR BAGSCrash reported2 injured

We were involved in a car accident on 04/29/2021 and the front airbags that are suppose to come out the wheel and dashboard didn't deploy just the rear airbags. Toyota told me the impact wasn't hard e

20190424Component: VEHICLE SPEED CONTROLCrash reported1 injured

AS I WAS PULLING INTO A PARKING SPACE AND APPLYING THE BRAKES, THE CAR UNEXPECTEDLY ACCELERATED AND HIT THE BUILDING WALL. SINCE I WAS PUZZLED BY WHAT HAPPENED, I READ SEVERAL ARTICLES ABOUT TOYOTA A

20181113Component: AIR BAGSCrash reported1 injured

ANOTHER DRIVER PULLED OUT IN FRONT OF ME ON A CITY STREET ON 03/23/17 AND I HIT THE SIDE OF HIS CAR WITH THE FRONT OF MY SUV. I WAS GOING ABOUT 35-40 MPH THE FORCE FROM HIS CAR THEN KNOCKED ME HEAD

Showing the 5 most serious of 243 complaints filed with NHTSA.

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