MOT failure rates
Lexus UX MOT failure rates: what fails, what to fix
What the DVSA MOT data shows for the Lexus UX. The most common failure categories and what each one typically costs to put right.
Updated 4th September 2026 DVSA data: Across 15,710 recorded MOT tests, 3.9% failed.

More on the Lexus UX
TL;DR
The Lexus UX has notable MOT failure rates, particularly in brakes, suspension, lighting, and emissions. Understanding these common issues can help you prepare for repairs and reduce costs.
Top failure categories: brakes, suspension, lighting, emissions
Older models (>3 years) have higher failure rates
Brake repairs cost between £150 and £400
Suspension issues can exceed £500 to repair
Regular maintenance helps prevent failures
Common MOT Failure Categories
The Lexus UX faces several common MOT failures, primarily in the braking system, suspension, lighting, and emissions. These categories represent a significant percentage of failures reported in DVSA data. Brake failures often stem from worn pads or discs, while suspension issues may involve problems with shock absorbers or bushings.
Age-by-Age Fail Rate Trajectory
As the Lexus UX ages, its failure rate tends to increase. Models that are three years old or older show a marked rise in failures, especially in the suspension and brake systems. Newer models generally pass their MOTs with fewer issues. Regular servicing can help mitigate some age-related problems, making it essential to adhere to maintenance schedules.
Quick Fixes vs Structural Issues
Many common failures are relatively easy to fix. For instance, replacing a blown bulb or adjusting brake components can be done quickly and cheaply. However, structural issues, such as worn suspension components, can lead to costly repairs and should be addressed promptly. Monitoring tyre wear and alignment is also advisable, as these factors can affect vehicle handling and safety.
Cost Ranges for Typical Failures
Repair costs vary widely based on the failure type. Brake repairs typically range from £150 to £400, while suspension repairs can exceed £500. Emissions-related fixes can also be expensive, depending on the specific issue. For example, a faulty catalytic converter may lead to repairs exceeding £1,000, underscoring the importance of early detection.
What people are asking
Is the Lexus UX a reliable car?
The Lexus UX generally has a good reputation for reliability, but like any vehicle, it can experience issues. Regular maintenance and servicing can help prevent common problems reported by owners.
Why are Lexus UX so cheap?
Prices may be lower due to depreciation, competition in the SUV market, or specific model year concerns. Certain features or options may not be as desirable, impacting resale values.
Which Lexus model has the fewest problems?
Many owners report that the Lexus RX tends to have fewer issues compared to the UX. This model has a long-standing reputation for reliability and fewer common faults.
What is the best year for Lexus UX?
The best years to buy a used Lexus UX are often considered to be 2021, 2023, and 2024 due to their reliability and features. These models typically come with updated technology and improvements based on previous feedback.
What owners say
Many appreciate the vehicle’s hybrid efficiency and smooth driving experience, particularly in urban settings. However, some have expressed concerns about the rear passenger space, noting that it can feel cramped for taller individuals. Owners have shared insights about the Lexus UX, highlighting both its strengths and weaknesses.
Some owners have had their vehicles for over a year without significant problems, which is encouraging for potential buyers. However, there are mentions of minor annoyances, such as the lack of memory seats and the absence of a 360-degree camera, which some feel detracts from the overall premium experience expected from a Lexus. In terms of reliability, users have mentioned that the hybrid model is generally trouble-free, with few major issues reported.
When discussing common faults, buyers in UK communities have flagged issues related to electrical accessories and infotainment systems. While these problems are not widespread, they can be frustrating for owners. Regular software updates and checks can often resolve these issues, but it’s something to be aware of when considering a used model.
Overall, the consensus among Lexus UX owners is that while there are some minor drawbacks, the vehicle offers good value for money, especially for those prioritising fuel efficiency and a comfortable ride. The hybrid variant, in particular, has received positive feedback for its performance and economy, making it a popular choice among buyers.
Lexus UX recall record
3 recalls have been issued for the Lexus UX, between 2019 and 2025.
Parking Assist ECU reprogram on multiple models
R/2025/467Issued 1 December 2025
For certain vehicles equipped with a Parking Assist ECU a component of the Panoramic View Monitor (PVM) system that displays the rear view image the software may cause the rear view image to freeze or not display
Remedy:Reprogram the parking assist ECU.
Affects cars built Mar 2022 to Aug 2025
Due to the software programming for the DCM memory capacity there is a possibility that the DCM may not complete the shutdown process within a specific period of time when the ignition is turned off causing the DCM to not restart at the next ignition cycle and making the e-Call function unavailable.
R/2023/280Issued 12 October 2023
On affected vehicles there is a possibility that the DCM may not complete the shutdown process within a specific period of time when the ignition is turned off causing the DCM to not restart at the next ignition cycle and making the e-Call function unavailable. As a result the vehicles do not comply with relevant regulations.
Remedy:The software of the DCM (Data Communication Module) will be updated via an Over the Air (OTA) wireless update.
Affects cars built Jan 2023 to Jul 2023
THE EMERGENCY CALLING SYSTEM MAY NOT BE ENABLED
R/2019/123Issued 11 May 2019
There is a possibility that the emergency calling system has not been activated.
Remedy:Inspect and activate the emergency call system if necessary.
Affects cars built Oct 2018 to Mar 2019
A recall applies to a build range, not to every car of this model. Check a registration to see whether one specific vehicle has an outstanding recall.
Lexus UX MOT record
From 15,710 recorded MOT tests, 3.9% failed.
| Registered | Tests | Failed | Median mileage |
|---|---|---|---|
| 2022 | 3,470 | 3.0% | 21,152 mi |
| 2021 | 5,173 | 3.2% | 26,937 mi |
| 2020 | 3,777 | 4.8% | 33,868 mi |
| 2019 | 3,290 | 4.9% | 39,902 mi |
Most common reasons for failure
- A tyre seriously damaged44.3%
- Tyre tread depth not in accordance with the requirements31.7%
- Wiper blade missing or obviously not clearing the windscreen9.9%
- A tyre cords visible or damaged9.7%
- Brake disc or drum excessively weakened, insecure or fractured4.3%
Figures cover every Lexus UX tested in the DVSA dataset, not this specific car. Check a registration for the actual history of one vehicle.
Lexus UX official figures
Median across 17 variants on sale, electricity, petrol electric.
- Combined economy
- 54.3 mpg
- WLTP median across variants
- CO2 emissions
- 118 g/km
- Sets the first-year tax rate
- Electric range
- 280 miles
- Manufacturer WLTP figure
Official figures for new cars. Real economy varies with driving, load and conditions.
Frequently asked questions
What are the most common MOT failures for the Lexus UX?
Brakes, suspension, lighting, and emissions are the top failure categories.
How does the failure rate change with age?
Older models tend to have higher failure rates, especially those over three years old.
Are there quick fixes for common failures?
Yes, issues like bulb replacements and minor brake adjustments are often quick and inexpensive.
How can I avoid MOT failures?
Regular maintenance and checks prior to the MOT can help identify issues early.
Is the Lexus UX a reliable car?
The Lexus UX generally has a good reputation for reliability, but like any vehicle, it can experience issues.
Why are Lexus UX so cheap?
Prices may be lower due to depreciation, competition in the SUV market, or specific model year concerns.
Which Lexus model has the fewest problems?
Many owners report that the Lexus RX tends to have fewer issues compared to the UX.
What is the best year for Lexus UX?
The best years to buy a used Lexus UX are often considered to be 2021, 2023, and 2024 due to their reliability and features.
Sources
- DVSA anonymised MOT tests and results (Open Government Licence v3.0)
- VCA new car fuel consumption and emissions data (Open Government Licence v3.0)
- DVSA vehicle safety recalls (Open Government Licence v3.0)