1999 Lexus Ls400: Reliability Data

Source: NHTSA — 27 complaints
27
Total Complaints
89,000mi
Median Mileage
VEHICLE SPEED CONTROL
Top Issue
8
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

57,934 25th Percentile
89,000 Median Mileage
90,540 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

VEHICLE SPEED CONTROL
11
STRUCTURE:BODY:HOOD
2
ELECTRICAL SYSTEM
2
ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
2
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS
1
TIRES:SIDEWALL
1
VEHICLE SPEED CONTROL:LINKAGES
1
TIRES
1
POWER TRAIN
1
VEHICLE SPEED CONTROL:ACCELERATOR PEDAL
1

Severity Assessment

8
Crashes
0
Fires
102
Injuries
0
Deaths

Sample Complaint Reports

"WHILE MAKING A U-TURN THE VEHICLE SUDDENLY ACCELERATED. DRIVER PUT THE BRAKES ON, AND THE BRAKES SQUEALED AND DID NOT STOP VEHICLE. IT LOST CONTROL AND HIT THE SIDE OF THE WALL. DEALER HAVE BEEN CONTACTED, BUT CANNOT DETERMINE THE PROBLEM. *AK PLEASE PROVIDE FURTHER INFORMATION AND VIN#."
"WHILE MAKING A U-TURN THE VEHICLE SUDDENLY ACCELERATED. DRIVER PUT THE BRAKES ON, AND THE BRAKES SQUEALED AND DID NOT STOP VEHICLE. IT LOST CONTROL AND HIT THE SIDE OF THE WALL. DEALER HAVE BEEN CONTACTED, BUT CANNOT DETERMINE THE PROBLEM. *AK PLEASE PROVIDE FURTHER INFORMATION AND VIN#."
"WHEN SKID CONTROL LIGHT IS ON THROTTLE DISABLES, CAUSING VEHICLE NOT TO ACCELERATE AT ANY SPEED, AND VEHICLE STILL IDLES. DRIVER HAS TO TURN OFF THE ENGINE. DEALER CANNOT DETERMINE THE CAUSE OF THE PROBLEM. PLEASE PROVIDE FURTHER INFORMATION. *AK"

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28