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Lexus IS - 2020

73.5 faults per 100 tests
Year average for all cars of 2020 is 91.3 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Lexus IS, model year 2020. Sample size: 593 cars, 1,203 tests and 884 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 593 cars

The 2020 Lexus IS shows an overall defect rate of 73 per 100 vehicles, which is significantly lower than the average of 90 per 100 for cars of the same year, representing an 18% improvement. This model particularly excels in categories such as brakes, steering, and lights/electrics, with defect rates far below their respective averages. Notably, the Lexus IS has no recorded defects in steering and equipment, showcasing its reliability in these areas. The defect rates improve with mileage, especially in the higher mileage categories, indicating that this model maintains its performance well over time.

Cars by mileage segment

Total: 593 cars

More model years for Lexus IS

2013 2014 2015 2016 2017 2018 2019 2020

Other models from Lexus

Lexus CT Lexus ES Lexus GS Lexus GS300 Lexus GS450H Lexus IS Lexus IS200 Lexus IS220 Lexus IS250 Lexus IS300 Lexus LC Lexus LS Lexus LS400 Lexus LS430 Lexus LS600H Lexus NX Lexus NX 350H Lexus RX Lexus RX300 Lexus RX350 Lexus RX400H Lexus RX450H Lexus SC430 Lexus UX Lexus UX 300E

Categories

Brakes
▲ 69.5% better
15.5 faults / 100 tests
Year avg: 50.8 / 100 tests
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake disc or drum: significantly and obviously worn
Steering
▲ 100.0% better
0.0 faults / 100 tests
Year avg: 1.5 / 100 tests
Visibility
▲ 7.8% better
13.0 faults / 100 tests
Year avg: 14.1 / 100 tests
  • Wiper blade: defective
  • 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
▲ 75.9% better
2.7 faults / 100 tests
Year avg: 11.2 / 100 tests
Wheels & Suspension
▼ 18.5% worse
115.5 faults / 100 tests
Year avg: 97.5 / 100 tests
  • Tyre tread depth not in accordance with the requirements
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
Body/Structure
▲ 87.5% better
0.3 faults / 100 tests
Year avg: 2.4 / 100 tests
Equipment
▲ 100.0% better
0.0 faults / 100 tests
Year avg: 1.5 / 100 tests
Other
▲ 100.0% better
0.0 faults / 100 tests
Year avg: 3.7 / 100 tests

Fault rate by mileage segment

Model    Year average
0 280 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)

Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 344
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 183
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 63
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 43
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 36
Wiper blade: defective
MINOR
Occurrences: 29
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 19
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 18
Wiper blade: missing or obviously not clearing the windscreen
PRS
Occurrences: 17
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 17

Serious faults (Top 10)

A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 43
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 19
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 10
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 8
Tyres on the same axle or on twin wheels are different sizes
FAIL
Occurrences: 8
Brake disc or drum: insecure, fractured or otherwise likely to fail
FAIL
Occurrences: 4
Headlamp cleaning device: inoperative in the case of LED or gas discharge systems (HID)
FAIL
Occurrences: 2
A tyre fouling a part of the vehicle
FAIL
Occurrences: 2
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 2
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 2