2022 Toyota Highlander Service and Repair Manual

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Factory-Grade Data

2022 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 Bronze Edition
  • Hybrid LE
  • Hybrid Limited
  • Hybrid Platinum
  • Hybrid XLE
  • L
  • LE
  • Limited
  • Platinum
  • XLE
  • XSE

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

2022 Toyota Highlander Recalls & Complaints

NHTSA #24V45200018/06/2024Component: TIRES

Southeast Toyota Distributors, LLC (SET) is recalling certain 2021-2024 Highlander vehicles. The 20-inch accessory tires with an insufficient load rating for the vehicle's Gross Axle Weight Rating (G

Consequence

Tires with an insufficient load rating can be overloaded and fail, increasing the risk of a crash.

Remedy

SET will inspect and replace the tires and information placard, as necessary free of charge. Owner

NHTSA #24V41900006/06/2024Component: TIRES

Gulf States Toyota, Inc. (GST) is recalling certain 2022-2024 model year Highlander L and Highlander LE vehicles equipped with the Blackout Package that includes 20" black alloy wheels and tires. The

Consequence

Tires with an insufficient load rating may be overloaded and fail, increasing the risk of a crash.

Remedy

GST will inspect and replace the tires as necessary, and install a new tire information label as nec

NHTSA #22V31000006/05/2022Component: EQUIPMENT:OTHER:LABELS

Gulf States Toyota, Inc. (GST) is recalling certain 2022 4Runner, Tacoma, Highlander, and Highlander Hybrid vehicles. The load carrying capacity modification labels may not be permanent and can fade,

Consequence

An illegible label may allow the vehicle to be overloaded, increasing the risk of a crash.

Remedy

GST will notify owners by mail, including a replacement load carrying capacity modification label fo

TSB #11031158

Some 2020 2024 model year Highlander and Highlander Hybrid vehicles may exhibit a condition in which the air conditioner does not cool due to a leak and/or corrosion in the rear underbody air conditioner tube and accessory assembly. The ant

TSB #11028726

OBSOLETE NOTICE January 30, 2026: This bulletin is now obsolete. Please see T-SB-0001-26.

TSB #11028722

Some 2018 2024 model year Toyota vehicles equipped with a Premium Audio with Dynamic Navigation System require a Special Service Tool (SST) USB flash drive to update the map, points of interest, and system software.

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 #11026318

Some 2020 2023 model year Highlander and Highlander Hybrid vehicles may exhibit a condition in which the Power Back Door (PBD) will not open or close and/or stops moving while opening or closing. A modified PBD unit assembly is available to

TSB #11024080

Although the HV Floor Under Wire Harness and Rear Traction Motor Cable is covered by Toyotas New Vehicle Limited Warranty for 3 years or 36,000 miles (whichever comes first), we at Toyota care about the customers ownership experience. Toyot

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 #11019332

To assist with the early detection and early resolution of audio related concerns you may be asked to recover MMR data from the head unit. The following steps are instructions on how to retrieve the data from the system and are only to be u

Showing the 8 most recent of 159 technical service bulletins on file with NHTSA.

20250314Component: AIR BAGSCrash reported4 injured

r 2022 Toyota Highlander was involved in a motor vehicle incident wherein the Vehicle Stability Control (VSC) and front airbags may not have functioned as expected.

20250314Component: STRUCTURE:BODYCrash reported4 injured

r 2022 Toyota Highlander was involved in a motor vehicle incident wherein the Vehicle Stability Control (VSC) and front airbags may not have functioned as expected.

20250314Component: UNKNOWN OR OTHERCrash reported4 injured

r 2022 Toyota Highlander was involved in a motor vehicle incident wherein the Vehicle Stability Control (VSC) and front airbags may not have functioned as expected.

20240625Component: AIR BAGSCrash reported4 injured

The contact owns a 2022 Toyota Highlander. The contact stated that while driving at an undisclosed speed, the contact's vehicle was involved in a crash. The contact stated that the other vehicle that

20230102Component: FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKINGCrash reported1 fatalities

My mother was killed on 5/27/22 by her brand new 2022 Highlander Platnum with about 2000 miles on it. There wasn’t anyone inside her car at the time of her wrongful death. No person’s car should

Showing the 5 most serious of 277 complaints filed with NHTSA.

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