Used car guide

1999 Lexus LS: common problems and MOT failures

What MOT testers find on the Lexus LS first registered in 1999: we looked at the 332 MOTs these cars had during 2023–2025. Plus known faults and what to look at before you buy one.

Small sample: there were only 332 MOTs of these cars during 2023–2025, so treat the percentages as rough. The known faults below don't depend on it.

332MOTs of 1999 cars, done in 2023–2025
76%pass first time (all 1999 cars: 63%)
6,200typical miles a year
3.2×the usual rate for ball joint

What goes wrong more than usual on a 1999 Lexus LS?

Parts flagged at MOT more often on the 1999 Lexus LS than on all cars registered in 1999.

  • Ball joint3.2× usual
    Lexus LS
    17.5% All 1999 cars
    5.4%

    Failed outright at MOT: 3%, against 1.9% of all 1999 cars. The rest were advisories or minor defects.

    Rough price £60–£150 (one joint) ClickMechanic

    At the viewing: Listen for knocking over bumps and check the rubber boots behind the wheels aren't split.

  • Sub-frame3.5× usual
    Lexus LS
    10.8% All 1999 cars
    3.1%

    Failed outright at MOT: 0.3%, against 0.2% of all 1999 cars. The rest were advisories or minor defects.

    Rough price £300–£1,000 our estimate

    At the viewing: Look underneath at the frame the suspension bolts to. Flaky rust or holes are expensive to fix.

Common 1999 Lexus LS MOT failures and advisories

The share of 1999 Lexus LS MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Suspension
    41% of testsRough price £120–£400

    At the viewing: Listen for knocks over speed bumps, and look behind each front wheel for a snapped coil spring.

  • Brakes
    28% of testsRough price £150–£350

    At the viewing: Look for a lip on the disc edges and feel for judder or pulling when braking firmly from about 40mph.

  • Lights and electrics
    24% of testsRough price £10–£80

    At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.

  • Tyres
    22% of testsRough price £70–£150

    At the viewing: Check the tread on all four tyres, including the inside edges, and look for cracks or bulges.

  • Oil and fluid leaks
    11% of testsRough price £80–£600

    At the viewing: Look under the engine and on the ground where the car is usually parked for fresh oil or fluid.

  • Exhaust and emissions
    11% of testsRough price £100–£1,200

    At the viewing: Look for black soot in the tailpipe, listen for blowing from the exhaust and check for engine or DPF warning lights.

Questions to ask the seller before buying a 1999 Lexus LS

Ask before you travel to see it. A seller who knows the car will have answers, and receipts.

  1. Any recent work on the ball joint? (Flagged at MOT 3.2× as often on the 1999 Lexus LS as on other cars the same age.)
  2. Any recent work on the sub-frame? (Flagged at MOT 3.5× as often on the 1999 Lexus LS as on other cars the same age.)
  3. Can I see the service history and receipts for any big jobs?

Looking at a Lexus LS?

Check the actual car: its own MOT history, mileage and what to ask the seller. Free, no sign-up.

Other years

Every year of the Lexus LS compared

YearMOT testsMost flagged
2026–Too new for MOT data
2022–Too few tests
2021–Too few tests
2019–Too few tests
2018208Tyres 22%
2017–Too few tests
2016–Too few tests
2015–Too few tests
2014–Too few tests
2013184Tyres 21%
2012–Too few tests
2011118Tyres 25%
2010129Tyres 18%
2009247Tyres 26%
2008463Tyres 23%
2007278Brakes 21%
2006216Suspension 22%
2005741Suspension 24%
2004737Suspension 34%
2003473Suspension 34%
2002438Suspension 35%
2001502Suspension 36%
2000104Suspension 31%
1998737Suspension 41%
1997413Suspension 40%
1996320Suspension 40%
1995305Suspension 40%
1994102Suspension 39%
1993–Too few tests
1992–Too few tests
1991–Too few tests
1990–Too few tests

Where this comes from: the DVSA's anonymised results for every MOT test done in Great Britain during 2023–2025, counting the MOTs of Lexus LS cars first registered in 1999. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score