Jaguar Mk X Reliability, MOT Pass Rate & Common Faults
Free Jaguar Mk X car check
Is the Jaguar Mk X reliable? We analysed 831 real MOT tests across 127 vehicles to find out.
Got a specific Jaguar Mk X? Enter the reg for a free check:
The Jaguar Mk X is above average for reliability based on real UK MOT data. Common problems include windscreen washer provides insufficient washer liquid, brake binding and seat belt anchorage prescribed area is excessively corroded. Here's everything you need to know before buying a used Jaguar Mk X.
Jaguar Mk X Number Plates
Number plates registered to a Jaguar Mk X. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.
Jaguar Mk X MOT Pass Rate by Year
How likely is a Jaguar Mk X to pass its MOT? Here's the pass rate for each registration year, newest first.
Jaguar Mk X Problems — What Goes Wrong?
The most common reasons a Jaguar Mk X fails its MOT, ranked by how often they occur. Check for these problems before you buy.
Jaguar Mk X Mileage — What's Normal?
How many miles does a typical Jaguar Mk X owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.
Jaguar Mk X MOT Data by Registration Year
Full breakdown of pass rate and mileage for each year. Use this to compare the Jaguar Mk X year you're looking at.
| Year | Tests | Pass Rate | Low Mi. | Typical Mi. | High Mi. |
|---|---|---|---|---|---|
| 1966 | 163 | 81.6% | 28,516 | 59,403 | 73,301 |
| 1965 | 172 | 89.0% | 29,851 | 58,022 | 64,814 |
| 1964 | 122 | 82.8% | 18,612 | 35,808 | 67,357 |
| 1963 | 205 | 83.9% | 48,033 | 64,896 | 73,693 |
How Long Does a Jaguar Mk X Last?
Based on 127 Jaguar Mk X vehicles on UK roads.
Jaguar Mk X Mileage Distribution
Total mileage recorded across all Jaguar Mk X 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 Mk X
Based on MOT pass rates across all registration years with sufficient test data.
89.0% MOT pass rate from 172 tests
81.6% MOT pass rate from 163 tests
The best year to buy a used Jaguar Mk X is 1965, which has the highest MOT pass rate at 89.0% across 172 tests. The 1966 model year has the lowest pass rate at 81.6% — if you're looking at one from that year, budget for potential repairs and get a thorough pre-purchase inspection.
How Does the Jaguar Mk X Compare?
MOT pass rates compared to similar models. Click any model for the full breakdown.
| Model | Pass Rate | Tests | Typical Mileage | Lifespan |
|---|---|---|---|---|
| Jaguar Mk X THIS CAR | 84.0% | 831 | 59,067 mi | 63 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 |
| Renault Clio I-music DCI | 79.4% | 825 | 101,233 mi | — yrs |
Compared to the Jaguar X-type (73.4% pass rate) and the Jaguar Xf (80.8% pass rate), the Jaguar Mk X outperforms both on MOT reliability.
Found a Jaguar Mk X 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 Mk XShould you buy a used Jaguar Mk X?
The Jaguar Mk X has an overall MOT pass rate of 84.0% across 831 real MOT tests — comfortably above the UK average, which puts it among the more reliable models on UK roads.
The most common problems on the Jaguar Mk X are windscreen washer provides insufficient washer liquid (35 recorded failures), brake binding (27), and seat belt anchorage prescribed area is excessively corroded (15). These are the faults most likely to cause an MOT failure on this model, so check for them carefully on any test drive or pre-purchase inspection. Many are wear-and-tear items that can be budgeted for, but a car that's already failing on multiple fronts may signal neglected maintenance.
A typical Jaguar Mk X owner drives around 267 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 Mk X models stay on UK roads for around 63 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.