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Lexus LS400 - 1999

283.2 faults per 100 tests
Year average for all cars of 1999 is 349.1 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Lexus LS400, model year 1999. Sample size: 118 cars, 256 tests and 725 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 118 cars

The 1999 Lexus LS400 has an overall defect rate of 283 per 100 vehicles, which is 18% lower than the average for cars of the same year. Notably, the LS400 performs significantly better in several categories, including brakes, steering, and body/structure, where it shows a substantial reduction in defects compared to the average. Furthermore, it demonstrates fewer issues with visibility and lights and electrics, indicating a reliable performance in these areas. Interestingly, the defect rate increases with mileage after 62,000 miles, yet the LS400 still maintains a competitive standing in its class. Overall, this model proves to be a robust choice, particularly in critical safety aspects.

Cars by mileage segment

Total: 118 cars

More model years for Lexus LS400

1995 1996 1997 1998 1999

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
▲ 33.3% better
102.3 faults / 100 tests
Year avg: 153.4 / 100 tests
  • Brake pipe damaged or excessively corroded
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
Steering
▲ 42.9% better
14.8 faults / 100 tests
Year avg: 25.9 / 100 tests
Visibility
▲ 35.3% better
17.2 faults / 100 tests
Year avg: 26.6 / 100 tests
Lights & Electrics
▲ 20.8% better
57.8 faults / 100 tests
Year avg: 73.0 / 100 tests
Wheels & Suspension
▼ 7.4% worse
286.7 faults / 100 tests
Year avg: 266.9 / 100 tests
  • A suspension pin, bush, joint or bearing: excessively worn
  • Tyre tread depth not in accordance with the requirements
  • A suspension component: excessively damaged or corroded
  • The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
Body/Structure
▲ 44.8% better
42.2 faults / 100 tests
Year avg: 76.5 / 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
Equipment
▲ 91.7% better
1.6 faults / 100 tests
Year avg: 19.2 / 100 tests
Other
▲ 22.5% better
43.8 faults / 100 tests
Year avg: 56.5 / 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
0 538 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)

A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 108
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 54
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 53
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
ADVISORY
Occurrences: 38
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 37
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 36
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 36
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 31
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
ADVISORY
Occurrences: 21
Exhaust system has a major leak or is insecure
ADVISORY
Occurrences: 19

Serious faults (Top 10)

The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 13
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 13
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 11
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 10
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 9
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 7
Lambda coefficient outside the default limits or the range specified by the manufacturer
FAIL
Occurrences: 7
Headlamp levelling device inoperative
FAIL
Occurrences: 4
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 4
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 4