2023 Toyota 4Runner Service and Repair Manual
2023 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.
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Southeast Toyota Distributors, LLC (SET) is recalling certain 2023 Toyota 4Runner vehicles. The load carrying capacity modification label states the incorrect load carrying capacity, which can result
An overloaded vehicle increases the risk of a crash.
Southeast Toyota Distributors, LLC will mail a new modified label, free of charge. Owner notificati
Customers state Parking Brake efficiency concerns. The conditions can include the following: The Parking Brake Pedal feels loose or requires full depression for proper engagement. When not fully depressed, effectiveness on steep surfaces ma
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
Customers state Parking Brake efficiency concerns. The conditions can include the following: The PKB Pedal feels loose or requires full depression for proper engagement. Ineffective on steep surfaces, allowing the vehicle to roll with trans
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
Showing the 8 most recent of 95 technical service bulletins on file with NHTSA.
The contact owned a 2023 Toyota 4Runner. The contact stated that while her father was driving under 30 MPH on a side road, the driver swerved to miss a deer. The vehicle drove off a hill, rolled over
The contact owned a 2023 Toyota 4Runner. The contact stated that while the husband was driving approximately 35 MPH, the brake pedal was depressed but the pedal became stiff and did not slow down as i
The car just accelerated while during into parking lot. I used brake but did work and hit on to the pole. It accelerated pretty fast. The parking lot store has a video of me coming in slow and the the
The car just accelerated while during into parking lot. I used brake but did work and hit on to the pole. It accelerated pretty fast. The parking lot store has a video of me coming in slow and the the
The car just accelerated while during into parking lot. I used brake but did work and hit on to the pole. It accelerated pretty fast. The parking lot store has a video of me coming in slow and the the
Showing the 5 most serious of 42 complaints filed with NHTSA.
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2025
Toyota 4Runner
$53.99
2024
Toyota 4Runner
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2022
Toyota 4Runner
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2021
Toyota 4Runner
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2020
Toyota 4Runner
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2019
Toyota 4Runner
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2018
Toyota 4Runner
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2017
Toyota 4Runner
$34.99
2016
Toyota 4Runner
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2015
Toyota 4Runner
$34.99
2014
Toyota 4Runner
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2013
Toyota 4Runner
$34.99
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