2020 Toyota Tundra Service and Repair Manual
2020 Toyota Tundra 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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Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain JTEKT power steering gear assembly service parts for 2007-2021 Tundra and 2008-2022 Sequoia, part numbers 44250-0C160, 44250-0C13
An oil leak may cause a sudden loss of power steering assist, increasing the risk of a crash.
Dealers will inspect and replace the power steering gear assembly, free of charge. Owner notificati
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2008-2022 Sequoia and 2007-2021 Tundra vehicles. The power steering gear assembly may have been manufactured incorrectly, which
An oil leak may cause a sudden loss of power steering assist, increasing the risk of a crash.
Dealers will inspect and replace the power steering gear assembly as necessary, free of charge. Own
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2018-2020 Toyota Tundra vehicles equipped with LED headlight assemblies. Due to a wiring error, the front turn signals may not f
If the turn signals or hazard lamps do not flash brightly enough, other drivers may fail to see that
Toyota will notify owners, and dealers will modify the wire harness connected to the front turn sign
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2018-2019 4Runner, 2019-2020 Avalon, 2019 Corolla Hatchback, 2017-2019 Highlander, 2018-2020 Camry, 2020 Corolla, 2018-2019 Land
If the fuel pump fails, the engine can stall while driving, increasing the risk of a crash.
Toyota will notify owners, and dealers will replace the fuel pump assembly with an improved one, fre
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2018-2021 Tundra vehicles. The headlight electrical circuits may power the high and low beams simultaneously, which could overhe
An overheated electrical connector can increase the risk of a fire.
Dealers will modify the engine wire harness assembly and replace any damaged bulb, bulb connector, a
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
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
Showing the 8 most recent of 159 technical service bulletins on file with NHTSA.
A DUMP TRUCK CAME OFF OF THE HIGHWAY AND MADE AN ILLEGAL TURN IN FRONT OF ME. HE CAUSED A FRONTAL IMPACT ON MY VEHICLE AND THE AIR BAGS DID NOT DEPLOY. I WAS TRAVELING 55 MPH WITH A TRAILER ATTACHED
was struck in front right corner of truck and air bags did not deploy or the automatic braking system did not respond causing me to be thrown in to rearview mirror and breaking the windshiled and cau
was struck in front right corner of truck and air bags did not deploy or the automatic braking system did not respond causing me to be thrown in to rearview mirror and breaking the windshiled and cau
I was driving in a 25 MPH zone approaching a red light preparing to stop. I had increased the pressure on my brake pedal and then my foot slipped of the pedal just seconds before I ran into a truck th
MY SON WAS DRIVING MY 2020 TOYOTA TUNDRA AND HE WAS TRAVELING APPROXIMATELY 30 MPH AND WAS NOT PAYING ATTENTION AND FOR SOME REASON THE PRE COLLISION SYSTEM DID NOT ENGAGE AND STOP OR EVEN SLOW THE TR
Showing the 5 most serious of 54 complaints filed with NHTSA.
Need a manual for a different year? Browse every Toyota Tundra we cover.
2025
Toyota Tundra
$53.99
2024
Toyota Tundra
$53.99
2023
Toyota Tundra
$53.99
2022
Toyota Tundra
$53.99
2021
Toyota Tundra
$53.99
2019
Toyota Tundra
$53.99
2018
Toyota Tundra
$53.99
2017
Toyota Tundra
$34.99
2016
Toyota Tundra
$34.99
2015
Toyota Tundra
$34.99
2014
Toyota Tundra
$34.99
2013
Toyota Tundra
$34.99
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