2020 Lexus NX problems & reliability
19 owner complaints filed with NHTSA for the 2020 Lexus NX. 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.
1 complaint report injuries (2 injured).
Federal crash records (FARS 2020–2023): 2020 Lexus NX vehicles were involved in 7 fatal crashes with 0 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 |
|---|---|---|
| Engine | 6 | 32% |
| Fuel/propulsion System | 6 | 32% |
| Power Train | 2 | 11% |
| Vehicle Speed Control | 2 | 11% |
| Visibility/wiper | 2 | 11% |
| Electrical System | 1 | 5% |
| Fuel System, Gasoline | 1 | 5% |
| Seat Belts | 1 | 5% |
| Steering | 1 | 5% |
| Structure | 1 | 5% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 12 reported components →Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Complaints by incident year
What owners report
“My car is going into limp mode/ reduced power and I am having misfires on cylinders 3 and 4. I’ve replaced my fuel injectors, spark plugs and catalytic converter. Everything down to the electrical has checked out good. The last issue is the fuel pump. My mechanic says there is not enough fuel going to the injectors …”
Fuel/propulsion System · filed Jul 26, 2026
“My wife and me and my two kids we all in the car . When we driver this car from highway to local my speedometer keep on 30mph we try to up to 40mph or more.but it doesn’t working. We scared because my vehicle doesn’t show any light on tell us you need fix car . It just happened. So we call Lexus make appointment see…”
Fuel/propulsion System · filed Jul 9, 2026
“While driving, my vehicle's check engine light came on and the vehicle entered limp mode without warning. It would not exceed 25 MPH and was stuck in 2WD, displaying the message "reduced engine power – take vehicle to nearest dealer." This created a serious safety hazard, as the vehicle could not maintain safe speed…”
Engine · filed Jul 7, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
38 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2020 Lexus NX. 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
No NHTSA recall campaigns name the 2020 Lexus NX in our current data. Recalls may apply only to certain VIN ranges — always confirm with a VIN check.
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 NX?
- · 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.