FaultScore

FaultScore report

2004 Lexus LS problems

Owners have filed 11 complaints about the 2004 Lexus LS with NHTSA between 2006 and 2023. The largest single group is the engine & cooling. Across this model's run it ranks 4 of 8 worst.

C

FaultScore 48/100

Higher is worse. Measured against the other years of the Lexus LS.

How this is worked out

The numbers

11

Complaints

2

Crashes reported

0

Fires reported

0

Injuries reported

40,959 mi

Median mileage at failure

Half of reported failures happened before this

30%

Failed under 36,000 miles

Inside a typical bumper-to-bumper warranty

What kind of bad

The letter says how bad. This says what kind — whether this year drew an unusual number of complaints, unusually dangerous ones, or failures that arrived unusually early.

Complaint volume 20 vs 50 Severity 94 vs 50 Early failure 51 vs 50
The dashed ring is 50 — the national norm. Further out is worse.
Complaint volume — 20
Against the median year of the Lexus LS. 50 means typical for this model; 100 means roughly double.
Severity — 94
18.2% of these complaints involved a crash, fire, injury or death, against a national rate of 9.7%.
Early failure — 51
30% of failures with a mileage on record happened under 36,000 miles, against a national rate of 29%.

How 2004 compares with every other Lexus LS

Click any bar 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

What breaks on a 2004 Lexus LS

Every complaint is filed against a part. Follow any row for the complaints about that part alone.

Fuel & Propulsion 2 18.2%

Median failure at 93,959 miles

Airbags 2 18.2%

1 crashes, 0 fires · median 24,500 mi

Engine & Cooling 2 18.2%

Median failure at 44,000 miles

Tires 1 9.1%

Median failure at 24,200 miles

Windows, Mirrors & Wipers 1 9.1%

Median failure at 79,200 miles

Lights 1 9.1%

Median failure at 150,000 miles

Acceleration & Cruise Control 1 9.1%

1 crashes, 0 fires · median 12,000 mi

Transmission & Drivetrain 1 9.1%

Median failure at 150,000 miles

When it fails

Odometer readings owners gave when they filed. About half of all complaints include one.

10,000 – 24,999 miles 3 30.0%
25,000 – 49,999 miles 3 30.0%
75,000 – 99,999 miles 1 10.0%
150,000+ miles 3 30.0%

When owners complained

A spike years after the car went on sale usually means a part wearing out on schedule across the whole fleet — the kind of pattern no single owner can see from inside their own car.

Sep 2006 peak 3 Jul 2023

Complaints that involved harm

Reports where the owner recorded a crash, a fire, an injury or a death.

at 12,000 miles Palm Beach Gardens, FL Crash

AIR BAGS

UNINTENDED ACCELERATION. AS I WAS PARKING THE VEHICLE SUDDENLY ACCELERATED AND JUMPED THE CURB AND RAN INTO THE BUILDING. I TRIED TO BACK OFF THE BUILDING AND COULD NOT STOP THE RACING ENGINE. THE VEHICLE SHOT BACKWARDS EVEN THOUGH I WAS ON THE BRAKE. IT WENT THROUGH SOME HEDGES OVER A RISE AND CROSSED THE STREET WHERE THE REAR HIT A PALM TREE AND COLLAPSED THE TRUNK. BOTH THE FRONT AND REAR WERE SEVERELY DAMAGED. NO AIR BAGS DEPLOYED.

NHTSA complaint #10200807 — an unverified report by a vehicle owner.

at 12,000 miles Palm Beach Gardens, FL Crash

VEHICLE SPEED CONTROL

UNINTENDED ACCELERATION. AS I WAS PARKING THE VEHICLE SUDDENLY ACCELERATED AND JUMPED THE CURB AND RAN INTO THE BUILDING. I TRIED TO BACK OFF THE BUILDING AND COULD NOT STOP THE RACING ENGINE. THE VEHICLE SHOT BACKWARDS EVEN THOUGH I WAS ON THE BRAKE. IT WENT THROUGH SOME HEDGES OVER A RISE AND CROSSED THE STREET WHERE THE REAR HIT A PALM TREE AND COLLAPSED THE TRUNK. BOTH THE FRONT AND REAR WERE SEVERELY DAMAGED. NO AIR BAGS DEPLOYED.

NHTSA complaint #10200807 — an unverified report by a vehicle owner.

The most recent complaints

In the owners' own words, exactly as filed with NHTSA.

Atlanta, GA

ENGINE

Sometimes, the car's RPM goes up to 4 and stays there as the car is unable to shift into the next gear. So, the car is not really accelerating at times when this happens. I have to pull over and turn off the car and start it again and sometimes it works correctly and at other times it doesn't. I've started to get check engine lights from time to time that point to solenoid issues. This makes driving this car very dangerous as this issue happens randomly. Thanks, [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

NHTSA complaint #11533848 — an unverified report by a vehicle owner.

at 44,000 miles Wichita, KS

ENGINE

2004 LEXUS LS430 VEHICLE STALLED AND WOULD NOT RESTART IMMEDIATELY ON THE ROAD PRESENTING DANGEROUS CONDITION. ENGINE WOULD CRANK BUT NOT RESTART. VEHICLE WOULD RESTART THE NEXT DAY. THIS HAPPENED TWICE BEFORE PUMP FAILED COMPLETELY. RESEARCH INDICATES THIS PROBLEM IDENTICAL TO THAT IDENTIFIED IN NHTSA CAMPAIGN ID O4V295000.BUILD DATES 2003-07-29 UNTIL 2004-01-23. LEXUS CAMPAIGN 4LB 2004 LS 430. THIS VEHICLE HAS 44,000 MILES ON IT AND HAS NO PREVIOUS ENGINE REPAIR HISTORY DEFECT SUMMARY: ON CERTAIN PASSENGER VEHICLES, THE IMPELLER INSIDE THE FUEL PUMP MAY HAVE BEEN IMPROPERLY MOLDED DUE TO A MANUFACTURING ERROR. ALCOHOL IN SOME FUELS MAY DEFORM THE IMPELLER AND CAUSE IT TO COME INTO CONTACT WITH THE PUMP HOUSING. CONSEQUENCE SUMMARY: THIS CONDITION COULD INCREASE THE ROTATIONAL RESISTANCE OF THE IMPELLER AND, IN THE WORST CASE, MAY RESULT IN FAILURE OF THE FUEL PUMP. OWNER REPLACED ORIGINAL FAILED FUEL PUMP WITH PUMP SUPPLIED BY LEXUS DEALER. SERVICE MANAGER AT WALCHER LEXUS IN WICHITA, KS INDICATES VEHICLE WAS MANUFACTURED IN FEBRUARY, 2004 OUTSIDE THE RANGE OF THE RECALL VEHICLES.LEXUS TECHNICAL SUPPORT WAS CONTACTED AND REFERRED ME BACK TO MY LOCAL SERVICE MANAGER. NO ONE SEEMS CONCERNED THAT DEFECTIVE CARS CONTINUED TO EXIST OUTSIDE OF THE RANGE OF VEHICLES IDENTIFIED IN THE ORIGINAL RECALL.

NHTSA complaint #11404435 — an unverified report by a vehicle owner.

at 150,000 miles Ruskin, FL

POWER TRAIN

ON CERTAIN VEHICLES WHEN THE ACCELERATOR IS OPERATED QUICKLY, A SMALL PIECE OF METAL MAY SEPARATE FROM A RETAINING COLLAR LOCATED IN THE INNER PART OF THE AUTOMATIC TRANSMISSION. THIS SMALL PIECE OF METAL MAY BECOME CAUGHT IN THE PARKING LOCK MECHANISM. RECALL

NHTSA complaint #11325317 — an unverified report by a vehicle owner.

at 150,000 miles Ruskin, FL

EXTERIOR LIGHTING

ON CERTAIN VEHICLES WHEN THE ACCELERATOR IS OPERATED QUICKLY, A SMALL PIECE OF METAL MAY SEPARATE FROM A RETAINING COLLAR LOCATED IN THE INNER PART OF THE AUTOMATIC TRANSMISSION. THIS SMALL PIECE OF METAL MAY BECOME CAUGHT IN THE PARKING LOCK MECHANISM. RECALL

NHTSA complaint #11325317 — an unverified report by a vehicle owner.

at 150,000 miles Ruskin, FL

FUEL/PROPULSION SYSTEM

ON CERTAIN VEHICLES WHEN THE ACCELERATOR IS OPERATED QUICKLY, A SMALL PIECE OF METAL MAY SEPARATE FROM A RETAINING COLLAR LOCATED IN THE INNER PART OF THE AUTOMATIC TRANSMISSION. THIS SMALL PIECE OF METAL MAY BECOME CAUGHT IN THE PARKING LOCK MECHANISM. RECALL

NHTSA complaint #11325317 — an unverified report by a vehicle owner.

at 79,200 miles LOS Angeles, CA

VISIBILITY/WIPER

THE LEXUS LS430 FOLDING REAR VIEW MIRRORS (BOTH DRIVER SIDE AND PASSENGER SIDE) FOLD OUT PAST THE ACCEPTABLE VISION RANGE EACH TIME THE VEHICLE IS STARTED. THERE IS NO WAY TO DISABLE THE MIRRORS FROM BEING SWUNG OUT EACH TIME THE CAR IS STARTED (EVEN THOUGH THERE IS A CUT-OFF SWITCH). THIS RESULTS IN HAVING TO MANUALLY ADJUST THE MIRRORS BY HAND (WHICH IS NOT ALWAYS EASY TO DO FOR THE PASSENGER SIDE MIRROR). LEXUS DOES NOT OFFER AN AFFORDABLE METHOD TO STOP THIS FROM HAPPENING - - OTHER THAN OFFERING A $2,000+ SOLUTION FOR NEW MIRRORS - - WHICH IS UNATTRACTIVE. I BELIEVE THIS PROBLEM IS HIGHLY COMMON FROM MY RESEARCH ON THE INTERNET, AND I WOULD LIKE TO SEE LEXUS FIX THE PROBLEM.

NHTSA complaint #10494961 — an unverified report by a vehicle owner.

at 12,000 miles Palm Beach Gardens, FL Crash

AIR BAGS

UNINTENDED ACCELERATION. AS I WAS PARKING THE VEHICLE SUDDENLY ACCELERATED AND JUMPED THE CURB AND RAN INTO THE BUILDING. I TRIED TO BACK OFF THE BUILDING AND COULD NOT STOP THE RACING ENGINE. THE VEHICLE SHOT BACKWARDS EVEN THOUGH I WAS ON THE BRAKE. IT WENT THROUGH SOME HEDGES OVER A RISE AND CROSSED THE STREET WHERE THE REAR HIT A PALM TREE AND COLLAPSED THE TRUNK. BOTH THE FRONT AND REAR WERE SEVERELY DAMAGED. NO AIR BAGS DEPLOYED.

NHTSA complaint #10200807 — an unverified report by a vehicle owner.

at 12,000 miles Palm Beach Gardens, FL Crash

VEHICLE SPEED CONTROL

UNINTENDED ACCELERATION. AS I WAS PARKING THE VEHICLE SUDDENLY ACCELERATED AND JUMPED THE CURB AND RAN INTO THE BUILDING. I TRIED TO BACK OFF THE BUILDING AND COULD NOT STOP THE RACING ENGINE. THE VEHICLE SHOT BACKWARDS EVEN THOUGH I WAS ON THE BRAKE. IT WENT THROUGH SOME HEDGES OVER A RISE AND CROSSED THE STREET WHERE THE REAR HIT A PALM TREE AND COLLAPSED THE TRUNK. BOTH THE FRONT AND REAR WERE SEVERELY DAMAGED. NO AIR BAGS DEPLOYED.

NHTSA complaint #10200807 — an unverified report by a vehicle owner.

at 37,919 miles Diamond BAR, CA

FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

MY 2004 LEXUS LS430 WAS TOWED 2 TIMES (JUNE 20, AUG 21,2007) DUE TO ENGINE DIED DURING THE DRIVING ON FREEWAY AND ALMOST GOT INVOLVE D IN AN ACCIDENT. MY CAR IS BEING UNDER REPAIR AT LOGO LEXUS DEALER. ELMOTE, CALIFORNIA 91731 MR. PHIL TUCKER, SR. SERVICE MANAGER(626-580-6283) INFORMED THAT MAY BE DUE TO FAILURE OF FUEL PUMP. I DO NOT RECEIVED ANY RECALL NOTICE FROM LEXUS WHATSOEVER.

NHTSA complaint #10200773 — an unverified report by a vehicle owner.

at 37,000 miles Charles Town, WV

AIR BAGS:ON-OFF SWITCH ASSEMBLY

RE: LEXUS LS330 - PROBLEM WITH THE AIRBAG ON THE PASSENGER SIDE THE LEXUS LS330 HAS A MECHANISM ON THE PASSENGER SIDE THAT TURNS THE AIRBAG ON OR OFF BASED ON THE WEIGHT OF THE PERSON SITTING IN FRONT SEAT. IT WAS MEANT TO TURN OFF FOR A CHILD AND TURN ON FOR AN ADULT. IT DOES NOT WORK PROPERLY (AT LEAST IN MY CAR). APPARENTLY IT KEEPS TURNING OFF COMPLETELY AND ALSO TURNS ON THE "TAKE TO DEALER LIGHT". I HAVE HAD THE DEALER LOOK AT THE CAR TWICE. IT IS AGAIN IN THE OFF MODE PERMANENTLY. I BELIEVE THIS IS A SAFETY ISSUE.

NHTSA complaint #10181292 — an unverified report by a vehicle owner.

at 24,200 miles League City, TX

TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS

FAILURE OR NON-FUNCTION OF TIRE PRESSURE MONITORING SYSTEM WITHOUT A WARNING RESULTING IN BLOWOUT OF TIRE AND NEAR LOSE OF CONTROL.

NHTSA complaint #10167449 — an unverified report by a vehicle owner.