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2020 Lexus

IS 350

Auto (S8), 6 cyl, 3.5 L

Lexus IS 350: best and worst years
2020 Lexus IS 350

Photo may show a different model year; you're viewing the 2020.

PhotoEthan LlamasCC BY-SA 4.0Wikimedia Commons

Overview

Body
Compact CarsEPA, from EPA, last updated 6/22/2026
Drivetrain
Rear-Wheel DriveEPA, from EPA, last updated 6/22/2026
Transmission
Automatic (S8)EPA, from EPA, last updated 6/22/2026
Powertrain
GasEPA, from EPA, last updated 6/22/2026
Fuel
PremiumEPA, from EPA, last updated 6/22/2026

Engine & performance

Cyl
6EPA, from EPA, last updated 6/22/2026
Aspiration
Naturally aspiratedEPA, from EPA, last updated 6/22/2026
Start-stop system
NoEPA, from EPA, last updated 6/22/2026

Efficiency

MPG Hwy
28 mpgEPA, from EPA, last updated 6/22/2026
MPG City
20 mpgEPA, from EPA, last updated 6/22/2026
MPG Comb
23 mpgEPA, from EPA, last updated 6/22/2026
Fuel $/yr
$3,350EPA, from EPA, last updated 6/22/2026
CO₂
388 g/miEPA, from EPA, last updated 6/22/2026
Eco Score
5/10EPA, from EPA, last updated 6/22/2026
Smog score
5/10
Elec. Range
0 miEPA, from EPA, last updated 6/22/2026
SmartWay certified
No

Dimensions & capacity

Pass. Vol
90 ft³EPA, from EPA, last updated 6/22/2026
Cargo Vol
11 ft³EPA, from EPA, last updated 6/22/2026

Safety NHTSA, model year

Overall crash rating
★★★★★
Rollover rating
★★★★★
Stability control (ESC)
Standard
Forward-collision warning
Standard
Lane-departure warning
Standard
Recalls
0
Owner complaints
0

Known issues manufacturer service bulletins, model year

46 service bulletins filed with NHTSA for this model year

  • Jun 20, 2022ENGINE AND ENGINE COOLINGLSB002121Rev1

    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

  • Apr 13, 2022EQUIPMENTSafety Recall 22

    Lexus Safety Recall and Service Campaign - Technician Certification Requirements 4.13.2022

  • Feb 24, 2022AIR BAGSL-SB-0004-22

    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 purpose of this service bulletin is to provide general guidelines and procedures for odor remediation. This service bulletin provides a guide on how to prepare the interior of the vehicle prior to an odor remediation being performed, as well as contact information

  • Feb 9, 2022EQUIPMENT:ELECTRICALL-SB-0025-21 Rev

    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 selecting audio source. Some 2020 ? 2021 model year Lexus vehicles equipped with Pioneer Audio (version 1799) or earlier may exhibit one or more of the following conditions: ?Album art inoperative. ?Low Volume from CarPlay® FaceTime Audio Calls.

  • Jan 28, 2022ELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASHL-SB-0002-22

    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 Electronic Wiring Diagram (EWD) and/or Repair Manual.

  • Jan 12, 2022TIRESLexus PRO19-02 -

    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 customer that requests it. Customers can find this information on the Owner?s section of Lexus.com. Dealers can locate a copy of this guide on the Claims Processing & Resource Center in Dealer Daily as well.

  • Sep 3, 2021FORWARD COLLISION AVOIDANCEL-TT-0303-21

    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 environments.

  • Jul 20, 2021ENGINE AND ENGINE COOLINGL-SB-0021-21

    TSB: This Service Bulletin provides a procedure to properly perform the Techstream ?Control the Injection Mode? active test in some 2016 ? 2021 model year Lexus vehicles equipped with an FKS engine.

  • and 38 more

Source: NHTSA manufacturer communications (technical service bulletins).

Warranty manufacturer terms, by make

Basic
4 yr / 50k mi
Powertrain
6 yr / 70k mi
Roadside assistance
4 yr
Maintenance
1 yr / 10k mi
EV battery
10 yr / 150k mi

Information is gathered on a best-effort basis from public sources, may be incomplete or out of date, and is not purchasing or financial advice. Verify with the manufacturer or dealer before buying.