Infiniti Common MOT Problems (2026)
Infiniti models ranked by MOT fail rate, with typical issues to check for cars of each age and type. Based on 18,284 MOT tests (DVSA data for tests carried out in 2024, retests included).
Average Infiniti MOT pass rate: 87%
Check Your Infiniti's MOT History
See the specific issues found on your car, plus health score and running cost estimates.
87%
Avg pass rate
13%
Avg fail rate
13
Models tested
Infiniti Models with the Most MOT Problems
Highest average fail rates (models with 1,000+ tests, cars registered up to 2021)
| # | Model | Fail Rate | Typical Issues (estimate) | |
|---|---|---|---|---|
| 1 | Infiniti Q50 | 15% | DPF/emissions, Injector wear, Turbo issues | |
| 2 | Infiniti Q30 | 12% | DPF/emissions, Injector wear, Turbo issues |
Most Reliable Infiniti Models
Lowest average fail rates (models with 1,000+ tests, cars registered up to 2021). Newer models tend to pass more often simply because they are younger.
| # | Model | Pass Rate | |
|---|---|---|---|
| 1 | Infiniti Q30 | 88% | |
| 2 | Infiniti Q50 | 85% |
All Infiniti Models by Fail Rate
Every Infiniti model and year with 300+ MOT tests (cars registered up to 2021), sorted by fail rate (highest first). Fuel type is shown as a guide.
Infiniti MOT FAQ
What are the most common MOT problems on Infiniti cars?
The most common MOT problems on Infiniti cars vary by model and age, but typically include lighting defects, suspension wear, brake wear and tyre condition, which are the most common reasons for failure across all makes in DVSA's published MOT statistics. Older Infiniti diesels are more prone to exhaust and emissions failures. Of the Infiniti models with at least 1,000 tests, the Infiniti Q50 has the highest average fail rate at 15%.
Which Infiniti model is the most reliable?
In our data, the Infiniti Q30 has the best MOT record of the Infiniti models with at least 1,000 tests: 88% of its 8,725 MOT tests ended in a pass and 12% in a fail. Newer models tend to pass more often simply because they are younger, so compare models of a similar age.
What is the average MOT pass rate for Infiniti?
The average MOT pass rate for Infiniti is 87%, based on 18,284 MOT tests across 13 models (DVSA MOT data for tests in 2024, retests included). That means roughly 13% of MOT tests on Infiniti cars ended in a fail.
Infiniti Model Problem Guides
Typical issues to check, rough repair costs and year-by-year MOT pass rates for each Infiniti model
Check a Specific Infiniti
Enter any reg plate to see the individual MOT history, defects found, health score, and running cost estimate for that specific car.