Jeep Wrangler 4.0 Sport
From 314 MOT tests. Below average for its class.
Common MOT failure categories
What goes wrong?
The most common MOT failure reasons are a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning, the strength or continuity of the load bearing structure within 30cm of any sub-frame, spring or suspension component mounting (a 'prescribed area') is significantly reduced or inadequately repaired and parking brake efficiency below minimum requirement. The top issue, a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning, caused 16 failures in 2024. If you need repairs before retesting, sites like BookMyGarage let you compare local prices.
| a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning | 16 |
| the strength or continuity of the load bearing structure within 30cm of any sub-frame, spring or suspension component mounting (a 'prescribed area') is significantly reduced or inadequately repaired | 15 |
| parking brake efficiency below minimum requirement | 12 |
| the aim of a headlamp is not within limits laid down in the requirements | 12 |
| brakes imbalance across an axle such that the braking effort from any wheel is less than 70% of the maximum effort recorded from the other wheel on the same axle. | 10 |
| service brake efficiency below minimum requirement | 10 |
| a rear registration plate lamp or light source missing or inoperative in the case of a single lamp or all lamps | 8 |
| a shock absorber bush excessively worn | 8 |
| headlamp reflector or lens slightly defective | 8 |
| leaking brake pipe or connection on a hydraulic system | 7 |
How serious are these failures?
Not all MOT failures are equal. 34.9% of failures are serious: 20.8% are safety issues (brakes, steering, tyre damage) and 14.2% could actually leave you stranded. That's close to the 44.4% average across all models. When it does fail, the average repair bill is around £105.
By registration year
| Year | Pass rate | Top failures |
|---|---|---|
| 1999 | 62.8% | the strength or continuity of the load bearing structure within 30cm of any sub-frame, spring or suspension component mounting (a 'prescribed area') is significantly reduced or inadequately repaired, a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning |
Typical mileage
Half of all Wrangler 4.0 Sports tested had between 63,443 and 98,107 miles on the clock.
At 78,587 median miles, the Wrangler 4.0 Sport has 0.043 failures per 10,000 miles driven.
Other Jeep models
| Jeep Renegade | 79.4% |
| Jeep Compass | 83.6% |
| Jeep Grand Cherokee | 85.5% |
| Jeep Cherokee | 80.1% |
| Jeep Wrangler | 84.9% |
Common questions
What is the Jeep Wrangler 4.0 Sport MOT pass rate?
The Jeep Wrangler 4.0 Sport has a 65.9% MOT pass rate based on 314 real MOT tests. This is below the national average.
What are common MOT failures on a Jeep Wrangler 4.0 Sport?
The most common MOT failure on the Jeep Wrangler 4.0 Sport is a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning, which caused 16 failures. Other common issues include the strength or continuity of the load bearing structure within 30cm of any sub-frame, spring or suspension component mounting (a 'prescribed area') is significantly reduced or inadequately repaired.
What is the typical mileage of a Jeep Wrangler 4.0 Sport at MOT?
The median mileage at MOT for a Jeep Wrangler 4.0 Sport is 78,587 miles. The middle 50% of vehicles tested have between 63,443 and 98,107 miles.
Buying a used Wrangler 4.0 Sport?
Start with the free tools. Look up the specific vehicle's MOT history on GOV.UK The mileage at each test will show if it's been wound back, and the advisory history tells you what's wearing. Cross-reference that against the typical failures above to see if anything looks unusual for this model.
The free data won't tell you about outstanding finance, theft markers, or write-off history. For that, you need a vehicle history check This is especially important on a private sale where you have fewer legal protections.
With a 65.9% pass rate and an average repair bill of £105 when things go wrong, budget accordingly.
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MOT data from DVSA anonymised test results, 2024 test year. Fleet data from DfT vehicle licensing statistics. Crown copyright, OGL v3.0. MOT pass rates are statistical summaries of test outcomes, not assessments of individual vehicle safety or condition. Always inspect a vehicle and check its full MOT history before purchasing. See terms of use.