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Jaguar XJ - 1986

193.8 faults per 100 tests
Year average for all cars of 1986 is 241.8 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Jaguar XJ, model year 1986. Sample size: 214 cars, 390 tests and 756 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 214 cars

The 1986 Jaguar XJ has an overall defect rate of 194 defects per 100 vehicles, which is 19% lower than the average for cars of the same year. Notably, while defects tend to increase with mileage, the XJ shows a significant rise in issues as mileage exceeds 124,000, reaching 639 defects per 100 vehicles. The model excels in critical areas such as brakes, steering, and body structure, with defect rates significantly lower than average in these categories. Conversely, no standout categories exhibit a higher defect rate than average, suggesting the XJ performs well overall compared to its peers.

Cars by mileage segment

Total: 214 cars

More model years for Jaguar XJ

1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020

Other models from Jaguar

Jaguar E-PACE Jaguar E-TYPE Jaguar EAGLE Jaguar F-PACE Jaguar F-TYPE Jaguar I-PACE Jaguar S-TYPE Jaguar X-TYPE Jaguar XE Jaguar XF Jaguar XJ Jaguar XJR Jaguar XJS Jaguar XK8 Jaguar XKR

Categories

Brakes
▲ 25.6% better
65.6 faults / 100 tests
Year avg: 88.2 / 100 tests
  • Significant brake effort recorded with no brake applied indicating a binding brake
  • Parking brake efficiency: below minimum requirement
  • Brake lining or pad: worn below 1.5mm
  • Significant brake effort recorded with no brake applied indicating a binding brake
  • Brake pipe damaged or excessively corroded
Steering
▲ 42.0% better
17.4 faults / 100 tests
Year avg: 30.0 / 100 tests
  • Power steering fluid leaking or system malfunctioning
  • Power steering fluid leaking or system malfunctioning
  • A steering ball joint: with excessive wear or free play
  • Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
  • Steering rack gaiter or ball joint dust cover: damaged or deteriorated
Visibility
▲ 17.9% better
17.9 faults / 100 tests
Year avg: 21.8 / 100 tests
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
  • Wiper not operating or missing
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
  • Wiper blade: missing or obviously not clearing the windscreen
Lights & Electrics
▲ 28.4% better
43.1 faults / 100 tests
Year avg: 60.2 / 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 headlamp: missing, inoperative or more than ½ not functioning in the case of LED
  • Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
  • A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
  • The aim of a headlamp is not within limits laid down in the requirements
Wheels & Suspension
▼ 1.0% worse
159.0 faults / 100 tests
Year avg: 157.4 / 100 tests
  • A wheel bearing: with excessive play
  • A spring: or spring component fractured or seriously weakened
  • A suspension pin, bush, joint or bearing: excessively worn
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
Body/Structure
▲ 48.4% better
28.2 faults / 100 tests
Year avg: 54.7 / 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
  • Exhaust system has a major leak or is insecure
  • A transmission: joint, belt or chain excessively worn
Equipment
▲ 84.6% better
2.6 faults / 100 tests
Year avg: 16.9 / 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:
  • 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
▲ 0.6% better
53.8 faults / 100 tests
Year avg: 54.1 / 100 tests
  • 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 levels exceed default limits

Fault rate by mileage segment

Model    Year average
0 639 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: 89
A wheel bearing: with excessive play
ADVISORY
Occurrences: 69
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 45
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 41
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 26
Significant brake effort recorded with no brake applied indicating a binding brake
ADVISORY
Occurrences: 23
Significant brake effort recorded with no brake applied indicating a binding brake
FAIL
Occurrences: 20
Exhaust system has a major leak or is insecure
ADVISORY
Occurrences: 20
Power steering fluid leaking or system malfunctioning
ADVISORY
Occurrences: 19
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
ADVISORY
Occurrences: 18

Serious faults (Top 10)

The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 26
Significant brake effort recorded with no brake applied indicating a binding brake
FAIL
Occurrences: 20
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 15
A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
FAIL
Occurrences: 14
Emissions levels exceed default limits
FAIL
Occurrences: 12
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 12
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 10
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 9
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 8
Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 7