NHTSA lists 1 safety recall and 12 owner complaints for the 2000 Lexus LS400. Most complaints involve vehicle speed control (6) and electrical system (3). The EPA rates it 19 mpg combined.
CERTAIN PRO-A MOTORS CORNER LAMPS, TURN SIGNALS, AND HEADLIGHTS SOLD AS REPLACEMENT LAMPS FOR USE ON CERTAIN PASSENGER VEHICLES LISTED ABOVE. SOME COMBINATION LAMPS THAT ARE NOT EQUIPPED WITH AMBER SIDE REFLECTORS FAIL TO CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT.
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
“TL* THE CONTACT OWNS A 2000 LEXUS LS400. THE CONTACT STATED THAT WHILE SLOWLY PULLING INTO A PARKING LOT, THE VEHICLE SUDDENLY ACCELERATED ABNORMALLY. THE VEHICLE CRASHED INTO A WALL AND THE AIR BAGS DEPLOYED. THE VEHICLE WAS DESTROYED. THE DEALER WAS NOTIFIED AND ADVISED THAT THEY WOULD INVESTIGATE THE FAILURE. THE FAILURE AND CURRENT MILEAGES WERE 100,000.”
“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. *TR”
“VEHICLE WAS TAKEN TO DEALER FOR MASTER KEY ADDITION . MASTER KEY WAS MADE BY DEALER AND WAS DEFECTIVE CAUSING DAMAGE TO IGNITION. (21 APRIL 2014) AT INTERVALS KEY COULD NOT BE REMOVED FROM IGNITION. IGNITION WOULD LOCK. DEALER REFUSED TO REPLACE KEY OR TO REFUND $186.00 PAID BY OWNER FOR ADDITIONAL MASTER KEY. TIRES 4-03-2014 AS APART OF THE VEHICLE INSPECTION TIRES WERE CHECKED BY TECHNICIAN, DEEMED TO BE SAFE. CRACKS BECAME NOTICEABLE IN THE SIDE WALLS OF THE TIRES ON 6-17-2014. NEW TIRES WERE PLACED ON VEHICLE BY DIFFERENT COMPANY ON 6-17-2014 THIS COMPANY DETERMINED ALL FOUR OF THE TIRES TO BE ROTTEN AND NOT SAFE TO BE USED AS A SPARE. OLD ROTTEN TIRES REMAIN IN THE POSSESSION OF THIS OWNER. *TR”
Towing, payload and dimensions aren’t in the EPA or NHTSA data, so we don’t list them.
| Version | City | Hwy | Comb. | Fuel / yr | CO₂ g/mi |
|---|---|---|---|---|---|
| LS 400 Auto 5-spd, 8 cyl, 4.0 L · Rear-Wheel Drive | 16 | 23 | 19 | $4,200 | 468 |
| Item | Miles | Time | Note |
|---|---|---|---|
| Engine oil & filter | 5,000–10,000 mi | 6–12 months | Follow the oil-life monitor if fitted |
| Tire rotation | 5,000–7,500 mi | Every oil change | Check pressure monthly |
| Engine air filter | 15,000–30,000 mi | 1–2 years | Sooner in dusty areas |
| Cabin air filter | 15,000–25,000 mi | 1–2 years | |
| Brake fluid | — | 2–3 years | Absorbs moisture over time |
| Coolant | 60,000–100,000 mi | 5–10 years | Long-life coolants last longer |
| Spark plugs | 60,000–100,000 mi | — | Iridium/platinum plugs at the long end |
| 12V battery | — | 3–5 years | Heat shortens battery life |
1 safety recall as of Oct 28, 2026, according to NHTSA. Recall repairs are free at a dealer. Check your VIN to see whether your car is included and whether the repair was done.
Owners filed 12 complaints with NHTSA. The most-cited components are vehicle speed control (6), electrical system (3), power train (3). Complaints are unverified owner reports and aren't adjusted for how many cars were sold.
The EPA rates the 2000 Lexus LS400 at 19 mpg combined, depending on engine and drivetrain (1 version rated).