2020 Lexus IS 350 Service and Repair Manual

4.7 · Trusted by 14,000+ mechanics & DIYers
Regular price $53.99 USD
  • Lightning-Fast Downloads
    Optimized files — even slow connections handle it
  • Instant Search & Navigation
    Jump to any procedure or spec with one click
  • Print One or All Pages
    Bring only the pages you need to the shop
  • Covers Every System & Component
    Every procedure for the 2020 Lexus IS 350
Sample Preview

Unlock the Full Manual

Complete repair procedures
Wiring diagrams & schematics
Torque specifications
Full search & bookmarks
$53.99
Buy 2+ Manuals, Save 20% Discount applied automatically at checkout
20% OFF
Secure Checkout
No Subscriptions
Factory-Grade Data

2020 Lexus IS 350 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

  • Base
  • F Sport

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

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Bancontact
  • Google Pay
  • Maestro
  • Mastercard
  • PayPal
  • Union Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Vehicle Safety Data

2020 Lexus IS 350 Recalls & Complaints

No active recalls The 2020 Lexus IS 350 has no recalls on file with NHTSA.
TSB #10224112

TSB: This Service Bulletin provides a procedure to properly perform the Techstream ?Control the Injection Mode? active test in some 2016 ? 2022 model year Lexus vehicles equipped with an FKS engine

TSB #10220187

TSB: This Service Bulletin provides a procedure to properly perform the Techstream ?Control the Injection Mode? active test in some 2016 ? 2022 model year Lexus vehicles equipped with an FKS engine

TSB #10214355

Lexus Safety Recall and Service Campaign - Technician Certification Requirements 4.13.2022

TSB #10209006

TSB: Some 2020 ? 2022 model year Lexus vehicles equipped with Pioneer Audio (version 1804) or earlier may exhibit one or more of the following conditions: ?Abnormal Bluetooth Audio Mode transition. ?Difficult radio tune knob operation when

TSB #10209023

TSB: Some 2005 ? 2022 model year Lexus vehicles that have undergone water intrusion may exhibit a condition in which a musty smell is present. Follow the procedures in this bulletin to remediate the odor and address this condition. The purp

TSB #10207945

POL: This consolidated Tire Warranty Guide contains the complete warranty terms for all brands of ground and spare tires currently in use by Lexus. This information must be kept near the point of vehicle sale and be available to any custome

TSB #10207962

TSB: This Service Bulletin includes guidelines meant to help determine whether to repair or replace a wire harness assembly based on damage type. This Service Bulletin should be used in conjunction with the applicable model and model year E

TSB #10202453

TT: When used in conjunction with the Repair Manual, these Blind Spot Monitor, Forward Recognition Camera, and Front Millimeter Wave Radar tips leverage SSTs and readily available tools to support target placement in varying shop environmen

Showing the 8 most recent of 54 technical service bulletins on file with NHTSA.

20200324Component: UNKNOWN OR OTHER

THE DASHBOARD OF MY 2020 IS350 THAT I HAVE HAD FOR LESS THAN A MONTH IS ALREADY SCUFFED. I WAS SIMPLY TRYING TO SWIPE A PIECE OF HAIR OFF OF THE DASH AND IT LEFT A SCUFF ON THE DASHBOARD THAT WILL NOT

All Model Years

Other Years of the Lexus IS 350

Need a manual for a different year? Browse every Lexus IS 350 we cover.

Explore More

More Lexus Models

Browse service and repair manuals for other Lexus models in our catalog.