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Jaguar XJ - 1987

224.5 faults per 100 tests
Year average for all cars of 1987 is 238.3 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Jaguar XJ, model year 1987. Sample size: 207 cars, 384 tests and 862 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 207 cars

The 1987 Jaguar XJ has an overall defect rate of 224 per 100 vehicles, which is slightly better than the yearly average of 234 per 100, showing a 4% improvement. Notably, this model performs significantly better in categories such as brakes and steering, with defect rates of 63% and 19% respectively, compared to averages of 86% and 29%. However, it struggles in the "Other" category, where its defect rate is 70%, higher than the average of 52%. Mileage trends indicate increasing defects with age, particularly prominent in the 62,000 to 93,000 miles range, where the Jaguar's rate reaches 451 per 100. Overall, while the Jaguar XJ excels in certain areas, it shows weaknesses that could impact reliability for older models.

Cars by mileage segment

Total: 207 cars

Categories

Brakes
▲ 28.7% better
62.5 faults / 100 tests
Year avg: 87.7 / 100 tests
  • Significant brake effort recorded with no brake applied indicating a binding brake
  • Brake pipe damaged or excessively corroded
  • Parking brake inoperative on one side, or in the case of testing on the road, the vehicle deviates excessively from a straight line
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Parking brake efficiency: below minimum requirement
Steering
▲ 33.7% better
19.3 faults / 100 tests
Year avg: 29.1 / 100 tests
  • Power steering fluid leaking or system malfunctioning
  • Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
  • A steering linkage component with: relative movement between components which should be fixed
  • Steering rack gaiter or ball joint dust cover: damaged or deteriorated
  • Excessive radial movement between the top of the steering column and the shaft indicating an excessively worn top bearing
Visibility
▲ 43.3% better
11.5 faults / 100 tests
Year avg: 20.3 / 100 tests
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
  • Wiper blade: missing or obviously not clearing the windscreen
  • A bonnet primary retaining device excessively deteriorated, ineffective or insecure
Lights & Electrics
▲ 22.0% better
49.0 faults / 100 tests
Year avg: 62.8 / 100 tests
  • A mandatory tell-tale: for main beam headlamp or rear fog lamp missing or inoperative
  • A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
  • The aim of a headlamp is not within limits laid down in the requirements
  • Headlamp reflector or lens: slightly defective
  • An obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning
Wheels & Suspension
▼ 13.4% worse
168.8 faults / 100 tests
Year avg: 148.8 / 100 tests
  • A spring: or spring component fractured or seriously weakened
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • A suspension pin, bush, joint or bearing: excessively worn
  • A wheel bearing: with excessive play
  • Tyre tread depth not in accordance with the requirements
Body/Structure
▲ 18.4% better
43.8 faults / 100 tests
Year avg: 53.7 / 100 tests
  • Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
  • A transmission: joint, belt or chain excessively worn
  • Exhaust system has a major leak or is insecure
  • Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
  • Exhaust system has a major leak or is insecure
Equipment
▼ 14.8% worse
24.0 faults / 100 tests
Year avg: 20.9 / 100 tests
  • is significantly reduced or The strength or continuity of the load bearing structure within 30cm of any seat belt anchorage (a ’prescribed area’): inadequately repaired
  • Audible warning:
  • A statutory seat belt missing
  • is significantly reduced or The strength or continuity of the load bearing structure within 30cm of any seat belt anchorage (a ’prescribed area’): inadequately repaired
  • A seat belt:
Other
▼ 32.6% worse
70.3 faults / 100 tests
Year avg: 53.0 / 100 tests
  • Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
  • Emissions test unable to be completed
  • Fluid: leaking continuously and likely to pose a serious risk to road safety
  • Emissions levels exceed default limits
  • Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users

Fault rate by mileage segment

Model    Year average
0 472 0–31,000 mi 31,000–62,000 62,000–93,000 93,000–124,000 124,000+
* Metric: faults per 100 tests.

Most common faults (Top 10)

Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 126
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 59
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 51
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 37
A wheel bearing: with excessive play
ADVISORY
Occurrences: 37
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 30
Exhaust system has a major leak or is insecure
ADVISORY
Occurrences: 27
Power steering fluid leaking or system malfunctioning
ADVISORY
Occurrences: 21
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
ADVISORY
Occurrences: 21
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
ADVISORY
Occurrences: 20

Serious faults (Top 10)

is significantly reduced or The strength or continuity of the load bearing structure within 30cm of any seat belt anchorage (a ’prescribed area’): inadequately repaired
FAIL
Occurrences: 14
Significant brake effort recorded with no brake applied indicating a binding brake
FAIL
Occurrences: 14
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 12
Parking brake inoperative on one side, or in the case of testing on the road, the vehicle deviates excessively from a straight line
FAIL
Occurrences: 11
Audible warning:
FAIL
Occurrences: 11
Parking brake efficiency: less than 50% of the required value
FAIL
Occurrences: 10
An obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 9
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 9
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 8
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
FAIL
Occurrences: 8