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Electrical systemPart report

2000 Lexus LS400 Electrical system Problems

Complaints
3about this part
Share
25%of 12 total for the year
Median mileage
101,309miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 3 complaints about the electrical system of the 2000 Lexus LS400, 25% of the 12 complaints for this model year. Where a mileage was given, the median is 101,309 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“Owner was driving an a busy street at 25 miles per hour and noticed the instrument cluster was not working. Owner drove vehicle into a parking lot. Vehicle was stopped. Vehicle was restarted and instrument cluster began to function again. Owner drove the vehicle from the parking lot, hit a small pothole. The instrument cluster failed again. Owner took the vehicle to dealer. Vehicle was inspected and the instrument panel, circuit board and gauge kit were replace at a cost of $1335.02.”

NHTSA complaint #10622431, filed 2014-08, 101,309 miles

“The contact owns a 2000 Lexus LS400. The contact had a new key made for her vehicle, which caused the ignition to fail. The vehicle would stall and the contact would be unable to remove the key from the ignition. The vehicle was not diagnosed or repaired. The manufacturer was notified. The failure mileage was 104,000. Updated 09/16/14 the consumer stated the dealer refused to replace the key or refund the cost of the batteries. The dealer failed to determine that the tires were rotten during service check, failed to provide working batteries for keys and original copy of key. …”

NHTSA complaint #10621534, filed 2014-08, 104,000 miles

“The contact owns a 2000 Lexus LS400. While driving 15 MPH, the speedometer dial remained on zero and never registered the speed. The vehicle was taken to the dealer for inspection and they stated that the entire instrument panel needed to be replaced. The speedometer could not be repaired until the entire cluster failed. The repair would cost $1,500. The speedometer is currently working again without being repaired; however, it could fail again at any moment. The manufacturer was not notified. The failure mileage was 44,000 and current mileage was 50,073.”

NHTSA complaint #10250578, filed 2008-12, 44,000 miles

Related service bulletins

Electrical system: other model years

YearComplaintsShare of year
2000325%
1999418%
1998920%
1997215%
1996316%
19951231%
19944465%
19934265%
1992225%
199115%
1990625%

Other parts of the 2000 Lexus LS400

Vehicle speed control
6 complaints
Transmission and drivetrain
3 complaints
Brakes
1 complaints
Equipment
1 complaints
Latches, locks and linkages
1 complaints
Tires
1 complaints

← All problems reported for the 2000 Lexus LS400

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology