Jaguar Unknown Reliability, MOT Pass Rate & Common Faults
Free Jaguar Unknown car check
Is the Jaguar Unknown reliable? We analysed 1,737 real MOT tests across 596 vehicles to find out.
Got a specific Jaguar Unknown? Enter the reg for a free check:
The Jaguar Unknown is above average for reliability based on real UK MOT data. Here's everything you need to know before buying a used Jaguar Unknown.
Jaguar Unknown Number Plates
Number plates registered to a Jaguar Unknown. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.
Jaguar Unknown MOT Pass Rate by Year
How likely is a Jaguar Unknown to pass its MOT? Here's the pass rate for each registration year, newest first.
Jaguar Unknown Problems — What Goes Wrong?
The most common reasons a Jaguar Unknown fails its MOT, ranked by how often they occur. Check for these problems before you buy.
Jaguar Unknown Common Faults & Problems
These are the most common serious faults found on Jaguar Unknown models during MOT testing — flagged as dangerous or major failures that need immediate attention.
Jaguar Unknown Mileage — What's Normal?
How many miles does a typical Jaguar Unknown owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.
Jaguar Unknown MOT Data by Registration Year
Full breakdown of pass rate and mileage for each year. Use this to compare the Jaguar Unknown year you're looking at.
| Year | Tests | Pass Rate | Low Mi. | Typical Mi. | High Mi. |
|---|---|---|---|---|---|
| 2018 | 185 | 86.5% | 15,753 | 25,510 | 41,368 |
| 2017 | 152 | 89.5% | 22,118 | 36,592 | 52,411 |
| 2016 | 171 | 90.6% | 26,854 | 43,382 | 63,783 |
| 2015 | 124 | 87.1% | 11,170 | 37,102 | 67,298 |
| 2014 | 50 | 86.0% | 2,009 | 8,624 | 25,332 |
| 2013 | 63 | 81.0% | 28,058 | 55,665 | 100,844 |
| 2012 | 55 | 78.2% | 35,012 | 55,797 | 79,158 |
| 2009 | 51 | 84.3% | 39,784 | 49,085 | 55,423 |
| 2008 | 59 | 76.3% | 44,841 | 55,033 | 72,377 |
| 2007 | 55 | 80.0% | 40,362 | 53,015 | 74,540 |
| 2004 | 71 | 78.9% | 43,708 | 63,489 | 91,322 |
| 1972 | 52 | 75.0% | 16,079 | 40,403 | 66,583 |
How Long Does a Jaguar Unknown Last?
Based on 596 Jaguar Unknown vehicles on UK roads.
Jaguar Unknown Mileage Distribution
Total mileage recorded across all Jaguar Unknown MOT tests. If the car you're looking at is above the 75th percentile, it's done more miles than most.
Best Year to Buy a Used Jaguar Unknown
Based on MOT pass rates across all registration years with sufficient test data.
90.6% MOT pass rate from 171 tests
75.0% MOT pass rate from 52 tests
The best year to buy a used Jaguar Unknown is 2016, which has the highest MOT pass rate at 90.6% across 171 tests. The 1972 model year has the lowest pass rate at 75.0% — if you're looking at one from that year, budget for potential repairs and get a thorough pre-purchase inspection.
How Does the Jaguar Unknown Compare?
MOT pass rates compared to similar models. Click any model for the full breakdown.
| Model | Pass Rate | Tests | Typical Mileage | Lifespan |
|---|---|---|---|---|
| Jaguar Unknown THIS CAR | 85.0% | 1,737 | 43,680 mi | 54 yrs |
| Jaguar X-type | 73.4% | 1,912,556 | 80,596 mi | 25 yrs |
| Jaguar Xf | 80.8% | 1,374,522 | 65,620 mi | 18 yrs |
| Jaguar S-type | 74.5% | 942,176 | 77,805 mi | 27 yrs |
| Land Rover Range Rover Westmnstr D MHEV A | 91% | 1,329 | 36,524 mi | — yrs |
Compared to the Jaguar X-type (73.4% pass rate) and the Jaguar Xf (80.8% pass rate), the Jaguar Unknown outperforms both on MOT reliability.
Found a Jaguar Unknown you like?
Run a full vehicle history check on the specific car. See finance, stolen, write-off, mileage and MOT data for that exact vehicle.
Check a specific Jaguar UnknownShould you buy a used Jaguar Unknown?
The Jaguar Unknown has an overall MOT pass rate of 85.0% across 1,737 real MOT tests — comfortably above the UK average, which puts it among the more reliable models on UK roads.
The most common failure point is windscreen washer provides insufficient washer liquid with 16 recorded occurrences. Check for this on any test drive or pre-purchase inspection.
On the safety side, the most frequently flagged dangerous fault is tyre tread depth below requirements of 1.6mm. Dangerous faults cause an immediate MOT failure and mean the vehicle is not roadworthy until repaired. If you're viewing a Jaguar Unknown with an expired or recently passed MOT, ask the seller whether any dangerous faults were found and fixed during the last test.
A typical Jaguar Unknown owner drives around 3,307 miles per year. If the car you're looking at is significantly above this, expect more wear on suspension, brakes and tyres. If it's well below, the vehicle may have been sitting unused — check for perished rubber, corroded discs and stale fluids.
In terms of longevity, most Jaguar Unknown models stay on UK roads for around 54 years — a strong showing that suggests solid build quality and readily available parts. If you're buying one that's already approaching that window, the data suggests it has plenty of life left provided it's been maintained.
Before committing to a purchase, we recommend running a full vehicle history check on the specific car. This will reveal any outstanding finance, stolen markers, write-off history and mileage discrepancies that the seller may not disclose — and that the MOT data alone can't tell you.