Land rover DISCOVERY - 1991
343.8 faults per 100 tests
Year average for all cars of 1991 is 263.4 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Land rover DISCOVERY, model year 1991.
Sample size: 120 cars, 233 tests and 801 recorded faults.
0%
More faults compared to the average car of same model year
More faults compared to the average car of same model year
Quick summary
Total: 120 cars
The 1991 Land Rover Discovery shows a significantly higher overall defect rate, with 344 defects per 100 vehicles compared to the 263 defects per 100 for the average car of the same year, marking an increase of 31%. Notably, the Discovery performs worse in categories such as Steering and Lights & Electrics, with defect rates of 55% and 108%, respectively, compared to the averages of 29% and 59%. Additionally, while the model experiences increased defects as mileage rises, it notably struggles in equipment-related defects, with a rate of 41% against an average of 18%. Overall, this model exhibits unique challenges, particularly in specific defect categories, highlighting areas for potential improvement.
Cars by mileage segment
Total: 120 cars
Categories
Brakes
▲ 1.2% better
103.9 faults / 100 tests
Year avg: 105.2 / 100 tests
- Brake pipe damaged or excessively corroded
- Anti-slip provision missing, loose or worn smooth
- Brake lining or pad: worn below 1.5mm
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Parking brake efficiency: less than 50% of the required value
Steering
▼ 89.3% worse
54.9 faults / 100 tests
Year avg: 29.0 / 100 tests
- 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
- Steering box: leaking oil
- Free play in the steering, measured at the rim of the steering wheel is: excessive
Visibility
▼ 9.4% worse
23.2 faults / 100 tests
Year avg: 21.2 / 100 tests
- Obligatory mirror or device: slightly damaged or loose
- Wiper blade: missing or obviously not clearing the windscreen
- 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
Lights & Electrics
▼ 81.8% worse
108.2 faults / 100 tests
Year avg: 59.5 / 100 tests
- The aim of a headlamp is not within limits laid down in the requirements
- A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
- 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
- A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
Wheels & Suspension
▼ 1.1% worse
178.5 faults / 100 tests
Year avg: 176.5 / 100 tests
- A wheel bearing: with excessive play
- A suspension pin, bush, joint or bearing: excessively worn
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- A spring: or spring component fractured or seriously weakened
- The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
Body/Structure
▼ 78.2% worse
114.2 faults / 100 tests
Year avg: 64.1 / 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
- Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
- Body, cab or chassis: excessively corroded at mounting points
- Body, cab or chassis: excessively corroded at mounting points
Equipment
▼ 123.9% worse
41.2 faults / 100 tests
Year avg: 18.4 / 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
- Seat belt buckle missing, damaged or not functioning as intended
- 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 buckle missing, damaged or not functioning as intended
- A statutory seat belt missing
Other
▼ 20.0% worse
63.5 faults / 100 tests
Year avg: 52.9 / 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
- 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
- Exhaust noise levels in excess of those permitted
Fault rate by mileage segment
Model
Year average
* 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: 67
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 44
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 42
A wheel bearing: with excessive play
ADVISORY
Occurrences: 41
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
ADVISORY
Occurrences: 31
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 26
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
ADVISORY
Occurrences: 22
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
FAIL
Occurrences: 22
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 20
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 18
Serious faults (Top 10)
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
FAIL
Occurrences: 22
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: 15
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 13
A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 9
A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
FAIL
Occurrences: 9
Body, cab or chassis: excessively corroded at mounting points
FAIL
Occurrences: 8
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 8
Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 8
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: 8
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 7