Lexus Gs430
From 517 MOT tests. Above average for its class.
Common MOT failure categories
What goes wrong?
The most common MOT failure reasons are headlamp reflector or lens slightly defective, the aim of a headlamp is not within limits laid down in the requirements and a shock absorber damaged to the extent that it does not function or showing signs of severe leakage. The top issue, headlamp reflector or lens slightly defective, caused 14 failures in 2024. Checking tread depth (1.6mm legal minimum, 3mm recommended) before your test can save an unnecessary fail. You can check prices at Black Circles if you need replacements. If you need repairs before retesting, sites like BookMyGarage let you compare local prices.
| headlamp reflector or lens slightly defective | 14 |
| the aim of a headlamp is not within limits laid down in the requirements | 12 |
| a shock absorber damaged to the extent that it does not function or showing signs of severe leakage | 11 |
| a suspension pin, bush or joint excessively worn | 10 |
| engine mil illuminated indicating a malfunction | 10 |
| a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning | 9 |
| esc mil indicates a system malfunction | 8 |
| tyre tread depth not in accordance with the requirements | 8 |
| lambda coefficient outside the default limits or the range specified by the manufacturer | 8 |
| headlamp reflector or lens seriously defective or missing | 7 |
How serious are these failures?
Not all MOT failures are equal. 21.6% of Gs430 failures could actually strand you: fractured springs, engine faults, exhaust problems. Another 10.3% are safety issues where the car still drives but shouldn't, such as worn brakes, corroded brake pipes, and steering wear. When it does fail, the average repair bill is around £98.
By registration year
| Year | Pass rate | Top failures |
|---|---|---|
| 2005 | 82.1% | headlamp reflector or lens slightly defective, brake pipe damaged or excessively corroded |
Typical mileage
Half of all Gs430s tested had between 82,374 and 152,882 miles on the clock. A significant number are high-mileage vehicles.
At 121,972 median miles, the Gs430 has 0.015 failures per 10,000 miles driven.
Other Lexus models
Common questions
What is the Lexus Gs430 MOT pass rate?
The Lexus Gs430 has a 82% MOT pass rate based on 517 real MOT tests. This is above the national average.
What are common MOT failures on a Lexus Gs430?
The most common MOT failure on the Lexus Gs430 is headlamp reflector or lens slightly defective, which caused 14 failures. Other common issues include the aim of a headlamp is not within limits laid down in the requirements.
What is the typical mileage of a Lexus Gs430 at MOT?
The median mileage at MOT for a Lexus Gs430 is 121,972 miles. The middle 50% of vehicles tested have between 82,374 and 152,882 miles.
Buying a used Gs430?
Start with the free tools. Look up the specific vehicle's MOT history on GOV.UK The mileage at each test will show if it's been wound back, and the advisory history tells you what's wearing. Cross-reference that against the typical failures above to see if anything looks unusual for this model.
The free data won't tell you about outstanding finance, theft markers, or write-off history. For that, you need a vehicle history check This is especially important on a private sale where you have fewer legal protections.
With a 82% pass rate and an average repair bill of £98 when things go wrong, budget accordingly.
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MOT data from DVSA anonymised test results, 2024 test year. Fleet data from DfT vehicle licensing statistics. Crown copyright, OGL v3.0. MOT pass rates are statistical summaries of test outcomes, not assessments of individual vehicle safety or condition. Always inspect a vehicle and check its full MOT history before purchasing. See terms of use.