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Jaguar XJ - 1990

207.5 faults per 100 tests
Year average for all cars of 1990 is 257.0 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Jaguar XJ, model year 1990. Sample size: 533 cars, 966 tests and 2,004 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 533 cars

The 1990 Jaguar XJ has an overall defect rate of 207 defects per 100 vehicles, which is 19% lower than the average for cars of the same year at 256 defects per 100. This model performs particularly well in several categories, notably brakes, visibility, body/structure, and equipment, where it shows significant improvements compared to the average. For instance, the defect rate for brakes is 67, considerably better than the average of 102. Although tyre wear is a common issue across many vehicles, the Jaguar XJ’s specific defect trends suggest that it fares better overall in critical safety areas as mileage increases, particularly in the highest mileage segment over 124,000 miles.

Cars by mileage segment

Total: 533 cars

Categories

Brakes
▲ 34.5% better
66.7 faults / 100 tests
Year avg: 101.8 / 100 tests
  • Brake pipe damaged or excessively corroded
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake lining or pad: worn below 1.5mm
  • Significant brake effort recorded with no brake applied indicating a binding brake
  • Brake hose ferrules: excessively corroded
Steering
▲ 3.1% better
24.8 faults / 100 tests
Year avg: 25.6 / 100 tests
  • Steering rack gaiter or ball joint dust cover: damaged or deteriorated
  • Power steering fluid leaking or system malfunctioning
  • 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 ball joint: with excessive wear or free play
Visibility
▲ 26.9% better
15.5 faults / 100 tests
Year avg: 21.2 / 100 tests
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
  • Wiper blade: missing or obviously not clearing the windscreen
  • 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
Lights & Electrics
▲ 17.0% better
48.7 faults / 100 tests
Year avg: 58.7 / 100 tests
  • The aim of a headlamp is not within limits laid down in the requirements
  • A mandatory tell-tale: for direction indicators or hazard warning 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
  • Headlamp reflector or lens: slightly defective
  • A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
Wheels & Suspension
▲ 3.1% better
171.6 faults / 100 tests
Year avg: 177.0 / 100 tests
  • A wheel bearing: with excessive play
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • A suspension pin, bush, joint or bearing: excessively worn
  • A spring: or spring component fractured or seriously weakened
  • Tyre tread depth not in accordance with the requirements
Body/Structure
▲ 45.9% better
33.7 faults / 100 tests
Year avg: 62.3 / 100 tests
  • Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
  • Body, cab or chassis: excessively corroded at mounting points
  • 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
▲ 65.6% better
5.4 faults / 100 tests
Year avg: 15.7 / 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
  • A seat belt: webbing or flexible stalk significantly stretched or weakened
  • Audible warning:
  • 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
  • Seat belt not functioning as intended or of an incorrect type
Other
▲ 6.4% better
48.4 faults / 100 tests
Year avg: 51.7 / 100 tests
  • Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
  • Emissions levels exceed default limits
  • Any part of the noise suppression system: insecure
  • Emissions test unable to be completed
  • 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
0 486 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: 211
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 135
A wheel bearing: with excessive play
ADVISORY
Occurrences: 124
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 114
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 106
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 100
Power steering fluid leaking or system malfunctioning
ADVISORY
Occurrences: 77
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
ADVISORY
Occurrences: 61
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 61
Exhaust system has a major leak or is insecure
ADVISORY
Occurrences: 49

Serious faults (Top 10)

Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 31
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 22
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 22
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 19
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
FAIL
Occurrences: 19
Significant brake effort recorded with no brake applied indicating a binding brake
FAIL
Occurrences: 18
Parking brake efficiency: less than 50% of the required value
FAIL
Occurrences: 17
A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 13
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 13
Audible warning:
FAIL
Occurrences: 11