AI Damage2021 Lexus IS 350: common problems
The maker issued 60 service bulletins for this year. Details by component below, with sources.
Key figures
- Technical service bulletins (TSB)
- 60
Components owners complain about
| Component | Owner complaints | involving a crash | Technical service bulletins (TSB) |
|---|---|---|---|
| Equipment | 0 | 0 | 31 |
| Electrical system | 0 | 0 | 15 |
| Wheels | 0 | 0 | 6 |
| Engine | 0 | 0 | 5 |
| Structure | 0 | 0 | 4 |
| Engine and cooling | 0 | 0 | 3 |
| Powertrain | 0 | 0 | 3 |
| Air bags | 0 | 0 | 2 |
| Backover prevention | 0 | 0 | 2 |
| Tires | 0 | 0 | 2 |
| Communication | 0 | 0 | 1 |
| Forward collision avoidance | 0 | 0 | 1 |
| Fuel system | 0 | 0 | 1 |
| Parking brake | 0 | 0 | 1 |
Comparison
What to check before buying
- Electrical system. Scan all modules, test the battery and alternator, inspect connectors near the impact zone.
- Wheels. Wheel runout, cracks, signs of a wheel strike.
- Engine. Cold start, unusual noises, oil leaks and engine codes.
- Structure. Rails, pillars, panel gaps, signs of pulling or welding.
Manufacturer service bulletins
Bulletin titles as filed with NHTSA.
- OBSOLETE NOTICE February 14, 2023
This bulletin is now obsolete. Please see L-SB-0007-23
- TSB
Some 2020 ? 2022 model year vehicles equipped with 17CY+ Panasonic Audio (versions less than 1226) and Navigation (versions less than 1225 or 1245 with 20 Teammate) may exhibit one or more of the following conditions…
- TSB
Some 2018 ? 2022 model year Lexus vehicles equipped with the Enform? 2.0 Navigation System, require a Special Service Tool (SST) USB flash drive to update the map, points of interest, and system software. The SST is…
- TSB
Some 2013 ? 2022 model year Lexus vehicles equipped with a 2WD drivetrain and the F Sport package may exhibit a clicking noise from the front wheel area during slow (parking lot) speed turns. The clicking noise that…
- 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
- TT
To improve guest support of telematics connected services features, additional resources have been provided in the Service Lane - Knowledge Center.
- DP
Due to improper programming of the Data Communication Module (DCM), which provides cellular communication in various situations, including emergencies, the driver and Safety Connect operator may not be able to hear…
- TECHNICAL INSTRUCTIONS
- Lexus Safety Recall and Service Campaign - Technician Certification Requirements 4.13.2022
- TT
Vehicle control apps might not operate as expected at times due to preconditions (normal operating parameters) not being established, vehicle settings and/or network/cellular coverage concerns.
- TECHNICAL INSTRUCTIONS FOR 22LC01 DATA COMMUNICATION MODULE (DCM) REPROGRAMMING CERTAIN 2021 MODEL YEAR…
TECHNICAL INSTRUCTIONS FOR 22LC01 DATA COMMUNICATION MODULE (DCM) REPROGRAMMING CERTAIN 2021 MODEL YEAR IS300, IS350, LC500, LC500h, LC500C, LS500, LS500h, NX300, NX300h, RC300, RC350, RC F CERTAIN 2021-2022 RX350…
- TI
TECHNICAL INSTRUCTIONS FOR 22LC01 DATA COMMUNICATION MODULE (DCM) REPROGRAMMING CERTAIN 2021 MODEL YEAR IS300, IS350, LC500, LC500h, LC500C, LS500, LS500h, NX300, NX300h, RC300, RC350, RC F CERTAIN 2021-2022 RX350…
NHTSA lists 60 bulletins for this year; the 12 newest are shown here.
Other years of this model
Questions and answers
What are the most common problems with the 2021 Lexus IS 350?
There are no owner complaints in the NHTSA data for this year; the data comes from 60 manufacturer service bulletins.
How many service bulletins (TSB) were issued for the 2021 Lexus IS 350?
NHTSA lists 60 manufacturer service bulletins for this year. A bulletin tells dealers how to diagnose or fix a known issue; it is not a recall.
Should I buy a 2021 Lexus IS 350 from a US auction?
Owner complaints describe defects, not crash damage. Before bidding, check the components listed above and review the lot photos: VinWind builds a report of visible and hidden damage by VIN.
Other 2021 models
Read also
Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-04.