2023 Toyota Tacoma 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
- SR, 4D Pickup Crew Cab
- SR, 4D Pickup Extra Cab
- SR5, 4D Pickup Crew Cab
- SR5, 4D Pickup Extra Cab
- TRD Off-Road, 4D Pickup Crew Cab, Automatic Trans
- TRD Off-Road, 4D Pickup Crew Cab, Standard Trans
- TRD Off-Road, 4D Pickup Crew Cab
- TRD Off-Road, 4D Pickup Extra Cab
- TRD Pro, Automatic Trans
- TRD Pro, Standard Trans
- TRD Sport, 4D Pickup Crew Cab, Automatic Trans
- TRD Sport, 4D Pickup Crew Cab, Standard Trans
- TRD Sport, 4D Pickup Crew Cab
- TRD Sport, 4D Pickup Extra Cab, Automatic Trans
- TRD Sport, 4D Pickup Extra Cab, Standard Trans
- TRD Sport, 4D Pickup Extra Cab
- Trail Special Edition
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
Toyota Motor Engineering & Manufacturer (Toyota) is recalling certain 2022-2023 Tacoma vehicles. The axle shaft sub-assembly may separate from the axle housing due to debris causing improperly secure
Axle shaft separation can cause a loss of vehicle stability and brake performance, increasing the ri
Dealers will inspect the rear axle assembly, tighten the axle retaining nuts as necessary, and repai
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2022-2023 Tacoma vehicles. One or more of the individual welds in the upper child seat anchors may be insufficient. As such, th
An insufficient weld may prevent the child seat from being anchored properly, allowing the seat to m
Dealers will inspect the upper child seat anchors and reweld the child seat anchors, as necessary.
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2023 Corolla, Corolla Cross, Corolla Cross Hybrid, Highlander, Highlander Hybrid, Tacoma, 2023 Lexus RX350, RX350 Hybrid, RX500 H
A deactivated driver's air bag that does not deploy as intended increases the risk of injury during
Dealers will inspect and replace the spiral cable assembly, if necessary, free of charge. Owner not
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
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
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
Showing the 8 most recent of 74 technical service bulletins on file with NHTSA.
The contact owned a 2023 Toyota Tacoma. The contact stated that while driving at approximately 75-80 MPH, he fell asleep behind the wheel when the vehicle proceeded through a wired fence and crashed i
My vehicle was T-boned while driving through an intersection. After being hit, my vehicle continued moving forward, but the brakes would not engage or work. I pressed them several times and as firmly
My vehicle was T-boned while driving through an intersection. After being hit, my vehicle continued moving forward, but the brakes would not engage or work. I pressed them several times and as firmly
Air Bags (Driver and Passenger Curtain Airbags) no other airbags deployed. Been in repair since 3/8/26. Currently 4/21/26. Insurance already sent Body Shop money. Parts on National Backorder and Manu
Air Bags (Driver and Passenger Curtain Airbags) no other airbags deployed. Been in repair since 3/8/26. Currently 4/21/26. Insurance already sent Body Shop money. Parts on National Backorder and Manu
Showing the 5 most serious of 64 complaints filed with NHTSA.
