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Jaguar XJ - 1989

210.0 faults per 100 tests
Year average for all cars of 1989 is 252.8 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Jaguar XJ, model year 1989. Sample size: 654 cars, 1,227 tests and 2,577 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 654 cars

The 1989 Jaguar XJ demonstrates a lower overall defect rate compared to the average car of the same year, with 210 defects per 100 vehicles, which is 15.7% better than the year’s average of 249 defects. Notably, the model performs exceptionally well in several key categories, particularly with brakes, visibility, lights and electrics, body structure, and equipment, all showing significantly fewer defects than the average. Mileage-related trends indicate an increase in defect rates as mileage rises, especially in the highest mileage segment (over 124,000 miles), where defect rates reach 409 per 100 vehicles. Overall, while tyre wear is a common concern, the Jaguar XJ's strong performance in specific defect categories highlights its reliability compared to its peers from the same era.

Cars by mileage segment

Total: 654 cars

Categories

Brakes
▲ 25.8% better
72.0 faults / 100 tests
Year avg: 97.1 / 100 tests
  • Significant brake effort recorded with no brake applied indicating a binding brake
  • Brake pipe damaged or excessively corroded
  • Parking brake efficiency: below minimum requirement
  • Significant brake effort recorded with no brake applied indicating a binding brake
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
Steering
▲ 6.5% better
24.4 faults / 100 tests
Year avg: 26.1 / 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 ball joint: with excessive wear or free play
  • Steering rack gaiter or ball joint dust cover: damaged or deteriorated
  • Power steering fluid leaking or system malfunctioning
Visibility
▲ 42.3% better
12.7 faults / 100 tests
Year avg: 22.0 / 100 tests
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
  • Wiper blade: defective
  • Wiper blade: missing or obviously not clearing the windscreen
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
  • Wiper not operating or missing
Lights & Electrics
▲ 42.2% better
35.5 faults / 100 tests
Year avg: 61.4 / 100 tests
  • A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
  • A mandatory tell-tale: for direction indicators or hazard warning missing or inoperative
  • The aim of a headlamp is not within limits laid down in the requirements
  • A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
  • A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
Wheels & Suspension
▼ 9.8% worse
181.9 faults / 100 tests
Year avg: 165.6 / 100 tests
  • A wheel bearing: with excessive play
  • A suspension pin, bush, joint or bearing: excessively worn
  • A suspension component: excessively damaged or corroded
  • A spring: or spring component fractured or seriously weakened
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
Body/Structure
▲ 58.8% better
25.4 faults / 100 tests
Year avg: 61.7 / 100 tests
  • Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
  • Exhaust system has a major leak or is insecure
  • Exhaust system has a major leak or is insecure
  • Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
  • A door will not open using the relevant control or close properly
Equipment
▲ 53.5% better
8.6 faults / 100 tests
Year avg: 18.5 / 100 tests
  • 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
  • A seat belt:
  • 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:
Other
▼ 11.7% worse
59.3 faults / 100 tests
Year avg: 53.1 / 100 tests
  • Emissions levels exceed default limits
  • Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
  • 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
  • Any part of the noise suppression system: insecure

Fault rate by mileage segment

Model    Year average
0 474 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: 326
A wheel bearing: with excessive play
ADVISORY
Occurrences: 199
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 177
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 158
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 149
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 108
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 81
Power steering fluid leaking or system malfunctioning
ADVISORY
Occurrences: 79
Significant brake effort recorded with no brake applied indicating a binding brake
ADVISORY
Occurrences: 59
Significant brake effort recorded with no brake applied indicating a binding brake
FAIL
Occurrences: 55

Serious faults (Top 10)

Significant brake effort recorded with no brake applied indicating a binding brake
FAIL
Occurrences: 55
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 36
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 30
Audible warning:
FAIL
Occurrences: 27
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 26
Parking brake efficiency: less than 50% of the required value
FAIL
Occurrences: 26
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: 26
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 23
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
FAIL
Occurrences: 23
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 22