Lexus LS400 - 1998
285.4 faults per 100 tests
Year average for all cars of 1998 is 342.9 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Lexus LS400, model year 1998.
Sample size: 288 cars, 560 tests and 1,598 recorded faults.
0%
Less faults compared to the average car of same model year
Less faults compared to the average car of same model year
Quick summary
Total: 288 cars
The 1998 Lexus LS400 shows a lower overall defect rate compared to the average car of the same year, with 285 defects per 100 vehicles against the average of 339. This represents a 15.9% improvement. Notably, the LS400 excels in key areas such as brakes, body structure, and equipment, where it performs significantly better than the average, with defect rates notably lower by 44.3%, 43.9%, and 66.7% respectively. However, as mileage increases, particularly in the range of 124,000+ miles, the defect rate rises to 455 per 100, suggesting potential wear issues that could arise with age. Overall, the LS400 stands out for its reliability in critical categories, making it a strong performer for its time.
Cars by mileage segment
Total: 288 cars
More model years for Lexus LS400
Other models from Lexus
Categories
Brakes
▲ 44.5% better
82.9 faults / 100 tests
Year avg: 149.4 / 100 tests
- Brake pipe damaged or excessively corroded
- Brake disc or drum: insecure, fractured or otherwise likely to fail
Steering
▲ 5.1% better
24.3 faults / 100 tests
Year avg: 25.6 / 100 tests
Visibility
▲ 3.4% better
25.4 faults / 100 tests
Year avg: 26.3 / 100 tests
Lights & Electrics
▲ 18.1% better
54.6 faults / 100 tests
Year avg: 66.7 / 100 tests
Wheels & Suspension
▼ 11.7% worse
287.9 faults / 100 tests
Year avg: 257.8 / 100 tests
- A suspension pin, bush, joint or bearing: excessively worn
- A suspension component: excessively damaged or corroded
- Tyre tread depth not in accordance with the requirements
- 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
▲ 46.7% better
42.9 faults / 100 tests
Year avg: 80.5 / 100 tests
- Exhaust system has a major leak or is insecure
Equipment
▲ 68.6% better
6.4 faults / 100 tests
Year avg: 20.4 / 100 tests
Other
▲ 23.7% better
45.0 faults / 100 tests
Year avg: 59.0 / 100 tests
- 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
* Metric: faults per 100 tests.
Most common faults (Top 10)
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 189
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 162
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 133
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 87
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 63
Exhaust system has a major leak or is insecure
ADVISORY
Occurrences: 57
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 55
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 53
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
ADVISORY
Occurrences: 51
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 39
Serious faults (Top 10)
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 34
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 26
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 19
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 16
Lambda coefficient outside the default limits or the range specified by the manufacturer
FAIL
Occurrences: 14
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 14
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 12
Exhaust system has a major leak or is insecure
FAIL
Occurrences: 10
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 10
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 9