2022 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
- Nightshade
- SR5 Premium
- SR5
- TRD Off-Road
- TRD Off-Road Premium
- TRD Pro
- TRD Sport
- Trail
- Venture
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
Southeast Toyota Distributors, LLC (SET) is recalling certain 2022 Toyota 4Runner vehicles. The driver's side high beam may be inoperable after the installation of accessory fog lights. As such, the
An inoperable driver's side high beam may reduce visibility, increasing the risk of a crash.
Dealers will install an updated wiring harness, free of charge. Owner notification letters were mai
Southeast Toyota Distributors, LLC (SET) is recalling certain 2020-2022 4Runner vehicles equipped with 20-inch Black Gunner Wheels. The load carrying capacity modification labels are incorrect. As s
An incorrect label may lead to unintentionally overloading the vehicle, increasing the risk of a cra
SET will mail replacement labels to owners, free of charge. Owner notification letters are expected
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,
An illegible label may allow the vehicle to be overloaded, increasing the risk of a crash.
GST will notify owners by mail, including a replacement load carrying capacity modification label fo
OBSOLETE NOTICE January 30, 2026: This bulletin is now obsolete. Please see T-SB-0001-26.
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.
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
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
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
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
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. The SST is used with app
The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered keys will be erased and can never be reused. Another feature, Add/R
Showing the 8 most recent of 92 technical service bulletins on file with NHTSA.
I was slowing down with traffic going about 30mph and was rear ended by a small suv going about 50-60mph. I was then hit on the right side by car who was originally behind us. I was thrown forward an
Neither the curtain airbags or steering wheel Air bags deployed after a very bad car accident. Super upset because this is the reason parents spend so much money to keep their kid safe. She banged her
The contact owns a 2022 Toyota 4 Runner. The contact stated that while driving at an undisclosed speed, the contact was in a single-car head-on collision. The contact stated during the collision there
I was hit in drivers side by a vehicle that ran a red light, going approx 40 mph. The force of the collision pushed me into another vehicle. My car was new in March, had 7100 miles on it, and none
The contact owns a 2022 Toyota 4Runner. The contact stated while driving at an undisclosed speed, the contact's vehicle was involved in a head-on collision. The contact stated that the air bags did
Showing the 5 most serious of 55 complaints filed with NHTSA.
