2020 Lexus RX problems & reliability
44 owner complaints filed with NHTSA for the 2020 Lexus RX, alongside 1 safety recall campaign. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
3 complaints report injuries (4 injured).
Federal crash records (FARS 2020–2023): 2020 Lexus RX vehicles were involved in 21 fatal crashes with 7 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Air Bags → | 21 | 48% |
| Unknown OR Other | 8 | 18% |
| Electrical System | 4 | 9% |
| Engine | 4 | 9% |
| Tires | 4 | 9% |
| Forward Collision Avoidance | 3 | 7% |
| Fuel/propulsion System | 2 | 5% |
| Structure | 2 | 5% |
| Back Over Prevention | 1 | 2% |
| Power Train | 1 | 2% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 13 reported components →Complaints by incident year
What owners report
“The rear wheel which is Lexus OEM busted and lost air when driving on the highway at highway speed on June 23, 2026. This caused an immediate hazard and a dangerous loss of vehicle control. Fortunately, I was able to safely pull over, but this failure put my life and the lives of others at serious risk. The mileage is…”
Wheels · filed Jun 24, 2026
“The panoramic sunroof has a shade, which is not closing. This causes a lot of sunlight to enter the vehicle which might be harmful to your skin and causes headaches. The repair is very expensive and there is no other way around it. I seen many owners raising concerns about the same issue happening to them, on youtube…”
Unknown OR Other · filed Jun 12, 2026
“While driving the engine stalls. It has jolted back-and-forth at times and had to be taken to a dealer. It’s still stalls when trying to slowly accelerate especially uphills. Low gas mileage barely getting 18 miles per gallon. Warning lights flickering while car stallling. It’s like it’s having a seizure. This has…”
Engine · filed May 27, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
34 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2020 Lexus RX. The 10 most recent:
OBSOLETE NOTICE February 2, 2026: This bulletin is now obsolete. Please see L-SB-0004-26.
L-SB-0057-22 Rev2 · Service Bulletin/Repair Instructions · issued Feb 2, 2026
Some 2018 – 2025 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.
L-SB-0004-26 · Service Bulletin/Repair Instructions · issued Jan 23, 2026
Some 2005 – 2026 Lexus 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…
L-SB-0030-24 Rev2 · Service Bulletin/Repair Instructions · issued Dec 15, 2025
Some customers may experience operational difficulties with some telematics features which they cannot resolve on their own. These resources, in conjunction with the Repair Manual, are for dealership personnel to assist…
L-TT-0326-23 Rev2 · Service Bulletin/Repair Instructions · issued Aug 19, 2025
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…
L-SB-0043-23 Rev1 · Service Bulletin/Repair Instructions · issued Jun 13, 2025
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…
L-TT-0341-25 · Service Bulletin/Repair Instructions · issued Apr 2, 2025
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…
L-TT-0341-25 · Service Bulletin/Repair Instructions · issued Apr 2, 2025
Some 2010 – 2026 model year Lexus vehicles may exhibit paint stains after the removal of Rapgard™. The paint stains may appear to be under the clear coat but are usually under wrinkles in the Rapgard™. The wrinkles may…
L-SB-0017-19 Rev1 · Service Bulletin/Repair Instructions · issued Feb 7, 2025
Some 2010 – 2026 model year Lexus vehicles may exhibit paint stains after the removal of Rapgard™. The paint stains may appear to be under the clear coat but are usually under wrinkles in the Rapgard™. The wrinkles may…
L-SB-0017-19 Rev1 · Service Bulletin/Repair Instructions · issued Feb 7, 2025
OBSOLETE NOTICE January 27, 2025: This bulletin is now obsolete. Please see L-SB-0006-25.
L-SB-0055-18 Rev2 · Service Bulletin/Repair Instructions · issued Jan 24, 2025
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2020 Lexus RX has 1 NHTSA recall campaign — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2020 Lexus RX?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.