Model reliability

Lexus Gs300 reliability

The Lexus Gs300 fails its MOT less often than most cars over 10 years old: 29.4% of 2,937 tests failed in 2023, against 39.7% on average.

Over 10 years old

29.4% failed their MOT

Better than most

From 2,937 MOT tests of Lexus Gs300s this age.

Where it does worse than other cars this age

Fails 3× as oftenABS / EBS / ESC3.3% vs 1%

Fails 56% more oftenShock absorbers2.8% vs 1.8%Fix about £200

Advised 68% more oftenShock absorbers8.4% vs 5%Fix about £200

Advised 2× as oftenHeadlamps8.2% vs 3.7%Fix about £30

Advised 53% more oftenExhaust system8.1% vs 5.3%Fix about £150

Safety recalls

5 DVSA recalls for the Lexus Gs300

Most cover a batch of cars built in a set period, and dealers fix them free. Sweep’s check shows the recalls for a car’s age and whether the DVSA has one outstanding.

R/2014/13524 Nov 2014Built 2005–2010Risk of fire

The fuel pressure sensor gasket may degrade and allow fuel to leak into the engine compartment. In the presence of an ignition source the risk of fire is increased.

Fix: Recall the vehicles that are likely to be affected to repair the fuel pipe and replace the fuel pressure sensor gasket.

Recalled models: LEXUS GS300 · 9,712 vehicles

R/2010/1708 Nov 2010Built 2004–2005Brake master cylinder may fail.

If the incorrect brake fluid is used in the brake system it is possible that the rear seal can become dry and curl in its recess due to the operation of the piston. This can result in a brake fluid leak which will when the fluid reaches a low level illuminate the brake fluid low warning light on the dash.

Fix: Recall all affected vehicles and replace the rear seal with an improved one.

Recalled models: LEXUS GS300 · 15,445 vehicles

R/2010/1698 Nov 2010Built 2004–2006Engine may stall or will not restart.

Due to the inflexibility of the material of the fuel pump wiring harness it is possible that as a result of internal movement of the fuel suction plate the connector terminal may fail. This could cause stalling of the vehicle or impossible to restart.

Fix: Recall all affected vehicles and replace the fuel pump wiring harness.

Recalled models: LEXUS GS300 · 2,077 vehicles

R/2007/17515 Apr 2008Built 2004–2005Fuel may leak

It has been identified that due to improper orientation of the fuel line's seam weld a section of fuel line within the engine bay could develop a crack that in the worst case could permit fuel to leak.

Fix: Recalled vehicles will have the subject fuel lines replaced.

Recalled models: LEXUS GS300 · 3,921 vehicles

R/2006/05726 Jul 2006Built 2005Airbags may not inflate during a collision

Due to improper assembly of the airbag inflator used in the side airbag curtain shield airbag and knee airbag systems the subject airbags may not fully inflate during a collision resulting in an increased risk of injury to the vehicle's occupants.

Fix: Recalled vehicles will have the subject airbags replaced.

Recalled models: LEXUS GS300 · 11 vehicles

DVSA vehicle safety recalls (Crown copyright, Open Government Licence).

Checking a Lexus Gs300 before you buy

Look at the parts above at the viewing, and read the car’s own MOT history: advisories for the same parts suggest the problem is already starting. Sweep’s free check shows every MOT, advisory and mileage reading for a registration.

Source: DVSA anonymised MOT tests 2023 (Open Government Licence v3.0). Failure rates compare this model with all cars in the same age band. Fix prices are typical independent-garage estimates.

Lexus Gs300 reliability

5 DVSA recalls for the Lexus Gs300

Checking a Lexus Gs300 before you buy

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