FaultScore

Worst years for a Lexus LS400

Owners have filed 424 complaints about the Lexus LS400 with NHTSA across model years 1990 to 2001. More of them are about the electrical system than anything else.

Avoid

1993 Lexus LS400

83 complaints — the highest FaultScore of any year, mostly electrical system.

Cleanest on record

2000 Lexus LS400

16 complaints — the lowest FaultScore of the graded years.

Every Lexus LS400 year, graded

The grade compares each year against the rest of this model's own run — never against another car. Click any bar or row to open that year's report.

Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded
Year Grade Complaints Crashes Fires Median miles Most reported
2001 2 2 0 Airbags
2000 B 16 3 0 101,309 Acceleration & Cruise Control
1999 C 27 8 0 89,000 Acceleration & Cruise Control
1998 C 52 8 0 110,700 Acceleration & Cruise Control
1997 C 23 5 3 198,000 Brakes
1996 C 24 4 1 116,000 Brakes
1995 C 48 4 0 118,000 Electrical System
1994 C 76 3 0 90,000 Electrical System
1993 D 83 5 1 110,900 Electrical System
1992 10 3 0 Electrical System
1991 27 7 2 Brakes
1990 36 6 1 120,000 Electrical System

What breaks on a Lexus LS400

Across every model year on file. Follow a row for that part's complaints and the year it was worst.

Electrical System 131 30.9%

Worst in 1993

Worst in 1998

Brakes 26 6.1%

Worst in 1991

Lights 26 6.1%

Worst in 1994

Seat Belts 25 5.9%

Worst in 1995

Airbags 20 4.7%

Worst in 1990

Tires 20 4.7%

Worst in 1998

Engine & Cooling 18 4.2%

Worst in 1995

Transmission & Drivetrain 18 4.2%

Worst in 1993

Other & Unspecified 16 3.8%

Worst in 1998

Fuel & Propulsion 15 3.5%

Worst in 1993

Body & Structure 13 3.1%

Worst in 1993

Steering 11 2.6%

Worst in 1991

Windows, Mirrors & Wipers 10 2.4%

Worst in 1995

Exactly what failed on a Lexus LS400

The named sub-assemblies behind those complaints, across every model year.

Interior/Under Dash 24 23.3%
Instrument Cluster/Panel 22 21.4%
Frontal 13 12.6%
Starter Assembly 7 6.8%
Foundation Components 7 6.8%
Antilock/Traction Control/Electronic Limited Slip 7 6.8%
Tread/Belt 6 5.8%
Module 6 5.8%
Retractor 6 5.8%
Latch 5 4.9%

Complaints filed over time

Every complaint about every Lexus LS400, by the month it reached NHTSA.

Jan 1995 peak 12 May 2019

Lexus LS400 problems by state

Where owners filed from. Heavier states are usually just bigger markets, but a part that fails in heat or salt shows up here first.

Compare the Lexus LS400

Side by side on complaint history. Remember that raw totals track how many were sold as much as how good they were.