LEXUS LS400 · model year

1990 LEXUS LS400

36 NHTSA complaints, 6 crash reports for this specific cohort.

NHTSA overall rating

Not crash-tested

New Car Assessment Program

The 1990LEXUSLS400 carries 36 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 6 crashes, 1 fire, 7 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.

Component-level analysis is where model-year complaints become actionable: the top complaint category for the 1990 LS400 is air bags:frontal with 5 filings, followed by electrical system (3) and seat belts (2). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.

NHTSA currently has 3 investigation files overlapping the 1990 LS400. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.

36
Complaints
6
Crashes
1
Fires
7
Injuries
0
Deaths

Total Complaints

36 filings

Crashes Reported

6 reports

Source

NHTSA ODI

Federal complaints database

Complaints vs. fleet median (215)

At or below the fleet median complaint volume.

Complaints by Component

ComponentCount
AIR BAGS:FRONTAL5
ELECTRICAL SYSTEM3
SEAT BELTS2
LATCHES/LOCKS/LINKAGES:DOORS:LATCH2
VEHICLE SPEED CONTROL2
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE1
SEAT BELTS:FRONT:RETRACTOR1
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS1
STRUCTURE:FRAME AND MEMBERS1
UNKNOWN OR OTHER1
ELECTRICAL SYSTEM:WIRING: REAR COMPARTMENT/TRUNK1
ELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASH1
STRUCTURE:BODY:DOOR:HINGE AND ATTACHMENTS1
TIRES:BEAD1
STEERING:HYDRAULIC POWER ASSIST:PUMP1

Recent Complaints

20161017EXTERIOR LIGHTING

S10 APPROPRIATE HANDLING - ENCLOSING AN AGENDA REPORT SERVICE HISTORY MAY 2014 - MAY/JUNE 2016 ON BLACK 1990 LEXUS LS 400. *SMD THE CONSUMER STATED EACH TIME THE REPAIR SHOP PERFORMED SERVICES ON HER VEHICLE, IT LED TO ANOTHER PROBLEM(S). A CLAMP WAS MISSING. A WIRE LEFT DANGLING, A HOSE WAS NOT PLACED ON CORRECTLY OR IT WAS THE WRONG HOSE AND/OR A GOOD HOSE WAS TORN, BROKEN OR TATTERED. A SCREW WAS LEFT MISSING. A PART OR COMPONENT WAS NOT PUT IN PROPERLY. THE CONSUMER STATED SHE WAS AFRAID TO DRIVE THE VEHICLE MORE THAN 10 MILES, BECAUSE IT WOULD SMOKE AND LEAK FLUID. THE STARTER WAS REPLACED, THE DOOR WOULD NOT CLOSE COMPLETELY, THE HOOD WOULD NOT SHUT COMPLETELY, THE FUEL GAUGE DID NOT WORK, DESPITE HAVING A FULL TANK OF GAS, THE DEFROSTER DID NOT WORK. ALSO, THE OIL SHOWED A QUART LOW, THE INTERIOR GAUGES ON THE STEERING PANEL WENT HAYWIRE, THE INTERIOR TURN SWITCHES WERE NOT WORKING AS THEY SHOULD, THE TRANSMISSION MOUNT NEEDED TO BE REPLACED, THE TRANSMISSION STICK WAS LOOSE

20161017ELECTRICAL SYSTEM

S10 APPROPRIATE HANDLING - ENCLOSING AN AGENDA REPORT SERVICE HISTORY MAY 2014 - MAY/JUNE 2016 ON BLACK 1990 LEXUS LS 400. *SMD THE CONSUMER STATED EACH TIME THE REPAIR SHOP PERFORMED SERVICES ON HER VEHICLE, IT LED TO ANOTHER PROBLEM(S). A CLAMP WAS MISSING. A WIRE LEFT DANGLING, A HOSE WAS NOT PLACED ON CORRECTLY OR IT WAS THE WRONG HOSE AND/OR A GOOD HOSE WAS TORN, BROKEN OR TATTERED. A SCREW WAS LEFT MISSING. A PART OR COMPONENT WAS NOT PUT IN PROPERLY. THE CONSUMER STATED SHE WAS AFRAID TO DRIVE THE VEHICLE MORE THAN 10 MILES, BECAUSE IT WOULD SMOKE AND LEAK FLUID. THE STARTER WAS REPLACED, THE DOOR WOULD NOT CLOSE COMPLETELY, THE HOOD WOULD NOT SHUT COMPLETELY, THE FUEL GAUGE DID NOT WORK, DESPITE HAVING A FULL TANK OF GAS, THE DEFROSTER DID NOT WORK. ALSO, THE OIL SHOWED A QUART LOW, THE INTERIOR GAUGES ON THE STEERING PANEL WENT HAYWIRE, THE INTERIOR TURN SWITCHES WERE NOT WORKING AS THEY SHOULD, THE TRANSMISSION MOUNT NEEDED TO BE REPLACED, THE TRANSMISSION STICK WAS LOOSE

20161017ENGINE AND ENGINE COOLING

S10 APPROPRIATE HANDLING - ENCLOSING AN AGENDA REPORT SERVICE HISTORY MAY 2014 - MAY/JUNE 2016 ON BLACK 1990 LEXUS LS 400. *SMD THE CONSUMER STATED EACH TIME THE REPAIR SHOP PERFORMED SERVICES ON HER VEHICLE, IT LED TO ANOTHER PROBLEM(S). A CLAMP WAS MISSING. A WIRE LEFT DANGLING, A HOSE WAS NOT PLACED ON CORRECTLY OR IT WAS THE WRONG HOSE AND/OR A GOOD HOSE WAS TORN, BROKEN OR TATTERED. A SCREW WAS LEFT MISSING. A PART OR COMPONENT WAS NOT PUT IN PROPERLY. THE CONSUMER STATED SHE WAS AFRAID TO DRIVE THE VEHICLE MORE THAN 10 MILES, BECAUSE IT WOULD SMOKE AND LEAK FLUID. THE STARTER WAS REPLACED, THE DOOR WOULD NOT CLOSE COMPLETELY, THE HOOD WOULD NOT SHUT COMPLETELY, THE FUEL GAUGE DID NOT WORK, DESPITE HAVING A FULL TANK OF GAS, THE DEFROSTER DID NOT WORK. ALSO, THE OIL SHOWED A QUART LOW, THE INTERIOR GAUGES ON THE STEERING PANEL WENT HAYWIRE, THE INTERIOR TURN SWITCHES WERE NOT WORKING AS THEY SHOULD, THE TRANSMISSION MOUNT NEEDED TO BE REPLACED, THE TRANSMISSION STICK WAS LOOSE

20161017LATCHES/LOCKS/LINKAGES:DOORS:LATCH

S10 APPROPRIATE HANDLING - ENCLOSING AN AGENDA REPORT SERVICE HISTORY MAY 2014 - MAY/JUNE 2016 ON BLACK 1990 LEXUS LS 400. *SMD THE CONSUMER STATED EACH TIME THE REPAIR SHOP PERFORMED SERVICES ON HER VEHICLE, IT LED TO ANOTHER PROBLEM(S). A CLAMP WAS MISSING. A WIRE LEFT DANGLING, A HOSE WAS NOT PLACED ON CORRECTLY OR IT WAS THE WRONG HOSE AND/OR A GOOD HOSE WAS TORN, BROKEN OR TATTERED. A SCREW WAS LEFT MISSING. A PART OR COMPONENT WAS NOT PUT IN PROPERLY. THE CONSUMER STATED SHE WAS AFRAID TO DRIVE THE VEHICLE MORE THAN 10 MILES, BECAUSE IT WOULD SMOKE AND LEAK FLUID. THE STARTER WAS REPLACED, THE DOOR WOULD NOT CLOSE COMPLETELY, THE HOOD WOULD NOT SHUT COMPLETELY, THE FUEL GAUGE DID NOT WORK, DESPITE HAVING A FULL TANK OF GAS, THE DEFROSTER DID NOT WORK. ALSO, THE OIL SHOWED A QUART LOW, THE INTERIOR GAUGES ON THE STEERING PANEL WENT HAYWIRE, THE INTERIOR TURN SWITCHES WERE NOT WORKING AS THEY SHOULD, THE TRANSMISSION MOUNT NEEDED TO BE REPLACED, THE TRANSMISSION STICK WAS LOOSE

20161017STRUCTURE:BODY:HOOD

S10 APPROPRIATE HANDLING - ENCLOSING AN AGENDA REPORT SERVICE HISTORY MAY 2014 - MAY/JUNE 2016 ON BLACK 1990 LEXUS LS 400. *SMD THE CONSUMER STATED EACH TIME THE REPAIR SHOP PERFORMED SERVICES ON HER VEHICLE, IT LED TO ANOTHER PROBLEM(S). A CLAMP WAS MISSING. A WIRE LEFT DANGLING, A HOSE WAS NOT PLACED ON CORRECTLY OR IT WAS THE WRONG HOSE AND/OR A GOOD HOSE WAS TORN, BROKEN OR TATTERED. A SCREW WAS LEFT MISSING. A PART OR COMPONENT WAS NOT PUT IN PROPERLY. THE CONSUMER STATED SHE WAS AFRAID TO DRIVE THE VEHICLE MORE THAN 10 MILES, BECAUSE IT WOULD SMOKE AND LEAK FLUID. THE STARTER WAS REPLACED, THE DOOR WOULD NOT CLOSE COMPLETELY, THE HOOD WOULD NOT SHUT COMPLETELY, THE FUEL GAUGE DID NOT WORK, DESPITE HAVING A FULL TANK OF GAS, THE DEFROSTER DID NOT WORK. ALSO, THE OIL SHOWED A QUART LOW, THE INTERIOR GAUGES ON THE STEERING PANEL WENT HAYWIRE, THE INTERIOR TURN SWITCHES WERE NOT WORKING AS THEY SHOULD, THE TRANSMISSION MOUNT NEEDED TO BE REPLACED, THE TRANSMISSION STICK WAS LOOSE

20161017FUEL SYSTEM, GASOLINE

S10 APPROPRIATE HANDLING - ENCLOSING AN AGENDA REPORT SERVICE HISTORY MAY 2014 - MAY/JUNE 2016 ON BLACK 1990 LEXUS LS 400. *SMD THE CONSUMER STATED EACH TIME THE REPAIR SHOP PERFORMED SERVICES ON HER VEHICLE, IT LED TO ANOTHER PROBLEM(S). A CLAMP WAS MISSING. A WIRE LEFT DANGLING, A HOSE WAS NOT PLACED ON CORRECTLY OR IT WAS THE WRONG HOSE AND/OR A GOOD HOSE WAS TORN, BROKEN OR TATTERED. A SCREW WAS LEFT MISSING. A PART OR COMPONENT WAS NOT PUT IN PROPERLY. THE CONSUMER STATED SHE WAS AFRAID TO DRIVE THE VEHICLE MORE THAN 10 MILES, BECAUSE IT WOULD SMOKE AND LEAK FLUID. THE STARTER WAS REPLACED, THE DOOR WOULD NOT CLOSE COMPLETELY, THE HOOD WOULD NOT SHUT COMPLETELY, THE FUEL GAUGE DID NOT WORK, DESPITE HAVING A FULL TANK OF GAS, THE DEFROSTER DID NOT WORK. ALSO, THE OIL SHOWED A QUART LOW, THE INTERIOR GAUGES ON THE STEERING PANEL WENT HAYWIRE, THE INTERIOR TURN SWITCHES WERE NOT WORKING AS THEY SHOULD, THE TRANSMISSION MOUNT NEEDED TO BE REPLACED, THE TRANSMISSION STICK WAS LOOSE

20161017VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

S10 APPROPRIATE HANDLING - ENCLOSING AN AGENDA REPORT SERVICE HISTORY MAY 2014 - MAY/JUNE 2016 ON BLACK 1990 LEXUS LS 400. *SMD THE CONSUMER STATED EACH TIME THE REPAIR SHOP PERFORMED SERVICES ON HER VEHICLE, IT LED TO ANOTHER PROBLEM(S). A CLAMP WAS MISSING. A WIRE LEFT DANGLING, A HOSE WAS NOT PLACED ON CORRECTLY OR IT WAS THE WRONG HOSE AND/OR A GOOD HOSE WAS TORN, BROKEN OR TATTERED. A SCREW WAS LEFT MISSING. A PART OR COMPONENT WAS NOT PUT IN PROPERLY. THE CONSUMER STATED SHE WAS AFRAID TO DRIVE THE VEHICLE MORE THAN 10 MILES, BECAUSE IT WOULD SMOKE AND LEAK FLUID. THE STARTER WAS REPLACED, THE DOOR WOULD NOT CLOSE COMPLETELY, THE HOOD WOULD NOT SHUT COMPLETELY, THE FUEL GAUGE DID NOT WORK, DESPITE HAVING A FULL TANK OF GAS, THE DEFROSTER DID NOT WORK. ALSO, THE OIL SHOWED A QUART LOW, THE INTERIOR GAUGES ON THE STEERING PANEL WENT HAYWIRE, THE INTERIOR TURN SWITCHES WERE NOT WORKING AS THEY SHOULD, THE TRANSMISSION MOUNT NEEDED TO BE REPLACED, THE TRANSMISSION STICK WAS LOOSE

20161017POWER TRAIN

S10 APPROPRIATE HANDLING - ENCLOSING AN AGENDA REPORT SERVICE HISTORY MAY 2014 - MAY/JUNE 2016 ON BLACK 1990 LEXUS LS 400. *SMD THE CONSUMER STATED EACH TIME THE REPAIR SHOP PERFORMED SERVICES ON HER VEHICLE, IT LED TO ANOTHER PROBLEM(S). A CLAMP WAS MISSING. A WIRE LEFT DANGLING, A HOSE WAS NOT PLACED ON CORRECTLY OR IT WAS THE WRONG HOSE AND/OR A GOOD HOSE WAS TORN, BROKEN OR TATTERED. A SCREW WAS LEFT MISSING. A PART OR COMPONENT WAS NOT PUT IN PROPERLY. THE CONSUMER STATED SHE WAS AFRAID TO DRIVE THE VEHICLE MORE THAN 10 MILES, BECAUSE IT WOULD SMOKE AND LEAK FLUID. THE STARTER WAS REPLACED, THE DOOR WOULD NOT CLOSE COMPLETELY, THE HOOD WOULD NOT SHUT COMPLETELY, THE FUEL GAUGE DID NOT WORK, DESPITE HAVING A FULL TANK OF GAS, THE DEFROSTER DID NOT WORK. ALSO, THE OIL SHOWED A QUART LOW, THE INTERIOR GAUGES ON THE STEERING PANEL WENT HAYWIRE, THE INTERIOR TURN SWITCHES WERE NOT WORKING AS THEY SHOULD, THE TRANSMISSION MOUNT NEEDED TO BE REPLACED, THE TRANSMISSION STICK WAS LOOSE

20161017SUSPENSION

S10 APPROPRIATE HANDLING - ENCLOSING AN AGENDA REPORT SERVICE HISTORY MAY 2014 - MAY/JUNE 2016 ON BLACK 1990 LEXUS LS 400. *SMD THE CONSUMER STATED EACH TIME THE REPAIR SHOP PERFORMED SERVICES ON HER VEHICLE, IT LED TO ANOTHER PROBLEM(S). A CLAMP WAS MISSING. A WIRE LEFT DANGLING, A HOSE WAS NOT PLACED ON CORRECTLY OR IT WAS THE WRONG HOSE AND/OR A GOOD HOSE WAS TORN, BROKEN OR TATTERED. A SCREW WAS LEFT MISSING. A PART OR COMPONENT WAS NOT PUT IN PROPERLY. THE CONSUMER STATED SHE WAS AFRAID TO DRIVE THE VEHICLE MORE THAN 10 MILES, BECAUSE IT WOULD SMOKE AND LEAK FLUID. THE STARTER WAS REPLACED, THE DOOR WOULD NOT CLOSE COMPLETELY, THE HOOD WOULD NOT SHUT COMPLETELY, THE FUEL GAUGE DID NOT WORK, DESPITE HAVING A FULL TANK OF GAS, THE DEFROSTER DID NOT WORK. ALSO, THE OIL SHOWED A QUART LOW, THE INTERIOR GAUGES ON THE STEERING PANEL WENT HAYWIRE, THE INTERIOR TURN SWITCHES WERE NOT WORKING AS THEY SHOULD, THE TRANSMISSION MOUNT NEEDED TO BE REPLACED, THE TRANSMISSION STICK WAS LOOSE

20161017VISIBILITY

S10 APPROPRIATE HANDLING - ENCLOSING AN AGENDA REPORT SERVICE HISTORY MAY 2014 - MAY/JUNE 2016 ON BLACK 1990 LEXUS LS 400. *SMD THE CONSUMER STATED EACH TIME THE REPAIR SHOP PERFORMED SERVICES ON HER VEHICLE, IT LED TO ANOTHER PROBLEM(S). A CLAMP WAS MISSING. A WIRE LEFT DANGLING, A HOSE WAS NOT PLACED ON CORRECTLY OR IT WAS THE WRONG HOSE AND/OR A GOOD HOSE WAS TORN, BROKEN OR TATTERED. A SCREW WAS LEFT MISSING. A PART OR COMPONENT WAS NOT PUT IN PROPERLY. THE CONSUMER STATED SHE WAS AFRAID TO DRIVE THE VEHICLE MORE THAN 10 MILES, BECAUSE IT WOULD SMOKE AND LEAK FLUID. THE STARTER WAS REPLACED, THE DOOR WOULD NOT CLOSE COMPLETELY, THE HOOD WOULD NOT SHUT COMPLETELY, THE FUEL GAUGE DID NOT WORK, DESPITE HAVING A FULL TANK OF GAS, THE DEFROSTER DID NOT WORK. ALSO, THE OIL SHOWED A QUART LOW, THE INTERIOR GAUGES ON THE STEERING PANEL WENT HAYWIRE, THE INTERIOR TURN SWITCHES WERE NOT WORKING AS THEY SHOULD, THE TRANSMISSION MOUNT NEEDED TO BE REPLACED, THE TRANSMISSION STICK WAS LOOSE

20151006FUEL/PROPULSION SYSTEM

MY CAR, MADE BY TOYOTA, HAS ALL THE SAME PROBLEMS, FAULTY PARTS, AS THE CARS THAT WERE RECALLED FOR SUDDEN ACCELERATION. I HAVE HAD THE SUDDEN ACCELERATION PROBLEM HAPPEN TWICE AND I AM CURRENTLY UNABLE TO DRIVE THE CAR BECAUSE OF A FAULTY RESISTOR THAT CONTROLS THE FUEL FEED TOT THE FUEL PUMP KEEPS CAUSING THE CAR TO ACT LIKE IT IS RUNNING OUT OF GAS. VERY DANGEROUS. LEXUS HAS REFUSED TO FIX IT EVEN THOUGH I AM WILLING TO PAY. THEY WANT NOTHING TO DO WITH CARS WITH THE SAME PARTS AS SUDDEN ACCELERATION.

Mileage: 100,000

20150916VEHICLE SPEED CONTROL

IN APPROXIMATELY 1995, I EXPERIENCED THE "SUDDEN ACCELERATION" PROBLEM TWICE WITH MY LEXUS LS. AT THE TIME, NO ONE HAD EVER HEARD OF IT AND THE DEALER SAID HE COULD NOT REPRODUCE IT AND COULD DO NOTHING. AFTER THAT I WAS MORE CAREFUL WITH THE FLOOR MATS AND THOUGHT I HAD SOLVED THE PROBLEM. FOR THE LAST 7 TO 8 YEARS, THE CAR SUDDENLY SLOWS AND STALLS. I HAVE REPEATEDLY COMPLAINED TO NEW COUNTRY LEXUS BUT THEY JUST SAY THAT THEY CANNOT REPRODUCE THE PROBLEM AND DON'T KNOW WHAT IT IS. IN JUNE, IT HAPPENED AGAIN AND I HAD TO BE TOWED BY AAA. AT THIS TIME I RESEARCHED "LEXUS LS STALLING PROBLEM" AND GOT HUNDREDS OF HITS. ONE LEXUS SITE PERFECTLY EXPLAINED THE PROBLEM, HOW TO REPRODUCE IT AND HOW TO FIX IT. THE POSTING ON THE LEXUS SITE WAS DATED 2005, TEN YEARS AGO. THE TOW TRUCK DRIVER REPRODUCED THE PROBLEM WITHIN AN HOUR BUT NEW COUNTRY LEXUS WOULD NOT SELL HIM THE REQUIRED RESISTOR TO FIX IT. I TOOK THE CAR TO NEW COUNTRY LEXUS, JUST NORTH OF ALBANY NY, AND THEY H

Mileage: 50,000

20150904STEERING

BENDS AFTER DRIVING ON A CROWN ROAD......3X.....BCP IN SMYRNA DE WILL NOT GIVE ME ANOTHER CHANGED LEFT AND RIGHT TIE ROD ENDS TWIICE AND STILL CANNOT KEEP THE VEHICLE ON THE ROAD.

Mileage: 200,000

20140528ELECTRICAL SYSTEM

TL* THE CONTACT OWNS A 1990 LEXUS LS400. THE CONTACT STATED THAT THE FRONT DRIVERS SIDE DOOR FAILED TO UNLOCK FROM THE INSIDE OR OUTSIDE OF THE VEHICLE. THE CONTACT ATTEMPTED BOTH AUTOMATICALLY AND MANUALLY BUT THE DOOR FAILED TO UNLOCK AND OPEN. THE CONTACT STATED THAT HE HAD NO ALTERNATIVE BUT TO EXIT THROUGH THE PASSENGERS SIDE DOOR. THE VEHICLE WAS TAKEN TO A DEALER WHERE THE FAILURE WAS UNABLE TO BE REPLICATED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE AND CURRENT MILEAGE WAS 130,000.

Mileage: 130,000

20140528LATCHES/LOCKS/LINKAGES

TL* THE CONTACT OWNS A 1990 LEXUS LS400. THE CONTACT STATED THAT THE FRONT DRIVERS SIDE DOOR FAILED TO UNLOCK FROM THE INSIDE OR OUTSIDE OF THE VEHICLE. THE CONTACT ATTEMPTED BOTH AUTOMATICALLY AND MANUALLY BUT THE DOOR FAILED TO UNLOCK AND OPEN. THE CONTACT STATED THAT HE HAD NO ALTERNATIVE BUT TO EXIT THROUGH THE PASSENGERS SIDE DOOR. THE VEHICLE WAS TAKEN TO A DEALER WHERE THE FAILURE WAS UNABLE TO BE REPLICATED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE AND CURRENT MILEAGE WAS 130,000.

Mileage: 130,000

20100207VEHICLE SPEED CONTROL

ACCELERATOR PEDAL STICKS AND ENGINE CONTINUES TO ACCELERATE. I CAN ONLY STOP IT BY PUSHING ON THE BRAKE HARD, PUTTING IT IN NEUTRAL OR TURNING OFF ENGINE. SOMETIMES IF I HAVE ROOM IN FRONT OF MY CAR, I CAN STOP IT BY PUMPING THE BRAKE. THIS HAS OCCURRED SEVERAL TIMES. I CANNOT TELL WHAT CAUSES IT. DEFINITELY NOT FLOOR MAT. *TW

Mileage: 120,000

20100207ELECTRICAL SYSTEM

ACCELERATOR PEDAL STICKS AND ENGINE CONTINUES TO ACCELERATE. I CAN ONLY STOP IT BY PUSHING ON THE BRAKE HARD, PUTTING IT IN NEUTRAL OR TURNING OFF ENGINE. SOMETIMES IF I HAVE ROOM IN FRONT OF MY CAR, I CAN STOP IT BY PUMPING THE BRAKE. THIS HAS OCCURRED SEVERAL TIMES. I CANNOT TELL WHAT CAUSES IT. DEFINITELY NOT FLOOR MAT. *TW

Mileage: 120,000

20070428STEERING:HYDRAULIC POWER ASSIST:PUMP

I HAVE A 1990 LEXUS LS 400 AND I HAVE HAD TO CHANGE MY ALTERNATOR AND POWER STEERING PUMP 3 TIMES DUE TO THE POWER STEERING PUMP HAVING A LEAK AND THERE ARE MILLIONS HAVING THE SAME PROBLEM AND IT COST A LOT OF MONEY I THINK LEXUS SHOULD HAVE RECALLED THEIR PUMPS TO CORRECT THIS PROBLEM PLEASE HELP ME THIS IS BECOMING RIDICULOUS. EVERY YEAR I HAVE TO CHANGE MY PUMP DUE TO THIS PROBLEM THEY COST 600 DOLLARS JUST THE PART SOMEONE SHOULD TAKE SOME KIND OF NOTICE TO THIS MAJOR PROBLEM. *TR

Mileage: 12,398

20070428ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR

I HAVE A 1990 LEXUS LS 400 AND I HAVE HAD TO CHANGE MY ALTERNATOR AND POWER STEERING PUMP 3 TIMES DUE TO THE POWER STEERING PUMP HAVING A LEAK AND THERE ARE MILLIONS HAVING THE SAME PROBLEM AND IT COST A LOT OF MONEY I THINK LEXUS SHOULD HAVE RECALLED THEIR PUMPS TO CORRECT THIS PROBLEM PLEASE HELP ME THIS IS BECOMING RIDICULOUS. EVERY YEAR I HAVE TO CHANGE MY PUMP DUE TO THIS PROBLEM THEY COST 600 DOLLARS JUST THE PART SOMEONE SHOULD TAKE SOME KIND OF NOTICE TO THIS MAJOR PROBLEM. *TR

Mileage: 12,398

20050406TIRES:BEAD

THE RIGHT REAR TIRE HAD A BUBBLE. CONSUMER TOOK THE VEHICLE TO DEALER ,AND THEY STATED THAT VEHICLE WAS INVOLVED IN A COLLISION. CONSUMER STATED THAT VEHICLE HAD NOT BEEN INVOLVED IN ANY COLLISION.*AK

Mileage: 320,000

Compare 1990LEXUSLS400 to Similar Vehicles

NHTSA Investigations

Frequently Asked Questions

How many complaints does the 1990 LEXUS LS400 have?
The 1990 LEXUS LS400 has 36 NHTSA complaints, 6 crashes, 1 fires, 7 injuries, and 0 deaths reported.
What are the most common problems with the 1990 LEXUS LS400?
The most-complained component for the 1990 LEXUS LS400 is AIR BAGS:FRONTAL with 5 complaints. Other frequently reported areas include ELECTRICAL SYSTEM and SEAT BELTS.
Is the 1990 LEXUS LS400 safe to buy?
Review the complaint history, crash and fire reports, safety ratings, and recall status on this page to make an informed decision. No NHTSA crash test rating is available for this model year. Compare with other model years using the links above.
Where does this data come from?
All complaint, recall, and safety rating data is sourced from the National Highway Traffic Safety Administration (NHTSA). Complaints are filed by vehicle owners through NHTSA's Office of Defects Investigation.

Vehicle Safety Guides

Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.