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2020 Toyota Highlander Service and Repair Manual
Regular price
$53.99 USD
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Covers all 2020 Highlander trims — Hybrid LE, Hybrid Limited, Hybrid Platinum +6 more ·
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Complete repair procedures
Wiring diagrams & schematics
Torque specifications
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2020 Toyota Highlander Service and Repair Manual
Regular price
$53.99 USD
Unit price
2020 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 LE
- Hybrid Limited
- Hybrid Platinum
- Hybrid XLE
- L
- LE
- Limited
- Platinum
- XLE
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
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2020-2021 Avalon, Avalon Hybrid, Corolla, Highlander, Highlander Hybrid, RAV4, RAV4 Hybrid, Lexus ES350, Lexus RX350, Lexus RX450
Consequence
An air bag that does not deploy during a crash increases the risk of injury.
Remedy
Dealers will inspect and replace the sensor as necessary, free of charge. Interim letters notifying
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2020 Highlander vehicles equipped with a 3.5 L, V6 (2GR-FKS) gasoline engine. Due to an Engine Control Unit (ECU) programming er
Consequence
Improper fuel supply programming can result in a vehicle stall, increasing the risk of a crash.
Remedy
Toyota will notify owners, and dealers will reprogram the ECU, free of charge. The recall began May
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2020 Highlander and Highlander hybrid vehicles. Incorrect seat trim covers on one or both of the front seats can prevent the sea
Consequence
Improper deployment of the seat-mounted side air bag increases the risk of injury in the event of a
Remedy
Toyota will notify owners, and dealers will inspect the front seats and replace the seat trim covers
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
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
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
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
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
Showing the 8 most recent of 169 technical service bulletins on file with NHTSA.
Air bags didnât deploy in severe accident. Vehicle is available for inspection. Air bags not deploying in accident could have led to injuries. No service or dealerships has seen the vehicle. Pol
While making a legal left turn on a green arrow, we were struck on the passenger side of our vehicle by a vehicle that did not stop at the red light.
In my 2020 Highlander I approached a stop sign at a "T" intersection behind 4 other cars. After stopping and looking to see road was clear of oncoming traffic, I pulled out and started my left turn.
In my 2020 Highlander I approached a stop sign at a "T" intersection behind 4 other cars. After stopping and looking to see road was clear of oncoming traffic, I pulled out and started my left turn.
In my 2020 Highlander I approached a stop sign at a "T" intersection behind 4 other cars. After stopping and looking to see road was clear of oncoming traffic, I pulled out and started my left turn.
Showing the 5 most serious of 336 complaints filed with NHTSA.
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