RoadVitals

2003 Lexus SC430 Problems

Owner-reported complaints filed with NHTSA, grouped by component

Data refreshed

Owner complaintsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
20
Latest Aug 13, 2020
Components namedHow many of our component categories appear on at least one report for this model year. One report can name several.
11
Crash or fire reportedComplaints whose submitter recorded that a crash or a fire occurred. These are the reporter's own answers on the NHTSA form, not verified findings.
2

What this page shows

Everything below is an owner-reported complaint submitted to NHTSA about the 2003 Lexus SC430, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Reports by component

Ranked by how many owner reports name each component category

  • Airbags1035.7%
  • Brakes414.3%
  • Tires & wheels310.7%
  • Steering27.1%
  • Suspension27.1%
  • Driver assistance27.1%
  • Other / unspecified13.6%
  • Powertrain (other)13.6%
  • Body & structure13.6%
  • Electrical13.6%
  • Engine13.6%

Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.

Each component in detail

What the reports in each category say, in the owners' own words

Airbags

Reports naming the air-bag system — deployment behaviour, inflators, sensors and warning lights.

10
reports

From owner reports, verbatim

TL* TAKATA RECALL. THE CONTACT OWNS A 2003 LEXUS SC430. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 19V741000 (AIR BAGS) HOWEVER, THE PARTS TO DO THE RECALL REPAIR WAS NOT YET AVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER HAD EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. FOX LEXUS OF EL PASO (11165 GATEWAY BLVD W, EL PASO, TX 79935, 915-598-0399) WAS CONTACTED AND CONFIRMED THAT PARTS WERE NOT YET AVAILABLE. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. PARTS DISTRIBUTION DISCONNECT.

NHTSA ID 11348997 · filed Aug 13, 2020

TAKATA RECALL - WHEN I CHECKED UNDER LEXUS TO SEE IF MY VEHICLE WAS LISTED IT WAS BUT WHEN I PUT IN THE VIN NUMBER IT SAID O - SO I'M CONFUSED WHY WOULD IT SAY YES UNDER LEXUS BUT NOT UNDER THE VIN NUMBER ? IS IT SAFE ?

NHTSA ID 11020255 · filed Aug 29, 2017
All 10 reports naming airbags

Brakes

Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.

4
reports

From owner reports, verbatim

THE CONSUMER HAD PROBLEMS WITH 2003 LEXUS SC430. *KB ***NAR*** WHEN THE DRIVER APPLIED THE BRAKES THE VEHICLE PULLED TO THE LEFT. THE CONSUMER FEELS THAT THE PROBLEM WAS WITH EITHER THE BRAKES OR STEERING. THE DEALER SUGGESTED REPLACING THE TIRES BUT OFFERED NO INFORMATION ON WHERE TO PURCHASE THEM.

NHTSA ID 10162624 · filed Jul 6, 2006

WHEN DRIVING ON UNEVEN PAVEMENT STEERING WHEEL JERKS HARD TO THE LEFT AND RIGHT WHEN BRAKING, OCCASIONALLY CHANGING TO ANOTHER LANE. THE DEALER WAS CONTACTED. *AK *SC

NHTSA ID 10049995 · filed Jan 16, 2004

Too few reports in this category for a page of its own — they appear in the full complaint list.

Tires & wheels

Reports naming tires, wheels, hubs, or the tire-pressure monitoring system.

3
reports

From owner reports, verbatim

THIS IS AN ISSUE INVOLVING THE APPARENT FAILURE OF THREE OUT OF FOUR GOODYEAR ASYMMETRIC TIRES. FIRST ISSUE WAS A BUBBLE FOUND ON THE OUTSIDE SIDEWALL OF THE RIGHT FRONT TIRE. APPROXIMATELY 1 WEEK LATER THE LEFT FRONT TIRE LET LOOSE A THIN VERY LONG RIBBON OF RUBBER FROM THE INSIDE EDGE OF THE TREAD. A FEW MONTHS LATER THE LEFT REAR INNER SIDEWALL BLEW OUT IN TWO PLACES LIKE A BURSTING BUBBLE. THESE TIRES HAVE THE SAME DATE CODE AND WERE PUT ON THE CAR AT THE SAME TIME APPROXIMATELY A YEAR AND A HALF PRIOR TO THE FIRST FAILURE. THE TIRE WITH THE DELAMINATED RUBBER RIBBON WAS REPLACED AT THE TIME AT MY COST BEFORE I REALIZED THERE WAS A PATTERN HERE. I HAVE CONTACTED GOODYEAR ON NUMEROUS OCCASIONS AND THEY REFUSED TO REIMBURSE ME OR REPLACE THAT ONE OR THE OTHER DEFECTIVE TIRES. ALL OLD TIRES ARE AVAILABLE AND IN MY POSSESSION. THIS COMPLAINT IS FOR ALL THREE TIRES...SAME DOT NUMBER SAME DATE CODE... *TR

NHTSA ID 10421447 · filed Aug 25, 2011

THE TPM LIGHT TURNED ON. I HAVE ADJUSTED TIRE PRESSURE, HAD THE DEALER ADJUST TIRE PRESSURE AND HAD AN INDEPENDENT SERVICE PROVIDER ADJUST THE TIRE PRESSURE. THIS WAS DONE ACCORDING TO SPECS. THE DEALER CAN NOT FIGURE OUT WHY THE TPM LIGHT IS ON AND HAS NOT OFFERED A REMEDY. *KB

NHTSA ID 10413309 · filed Jul 18, 2011

Too few reports in this category for a page of its own — they appear in the full complaint list.

Steering

Reports naming the steering system — racks, columns, power-steering assist and steering linkage.

2
reports

From owner reports, verbatim

I AM FORMALLY FILING A COMPLAINT AGAINST A VEH 2003 LEXUS SC430. I HAVE REASON TO BELIEVE THAT THIS VEH HAS CAUSED AN ACCIDENT DATED APRIL 3, 2010 AT ABOUT 2AM. AFTER THE COLLISION, I NOTICED THAT THE LEFT TIRE WAS OUT AT THE LEFT BOTTOM AREA OF THE CAR. I WAS TURNING ON A PARKING LOT (180 DEGS) TRAVELING ABOUT 25-30 MPH, THE WHEEL LOCKED AND THE BRAKES WERE NOT FUNCTIONING. IT ACCELERATED INTO PARKED VEHICLES IN FRONT AND THE AIRBAGS DEPLOYED. AFTER THE ACCIDENT, I TOOK PICS OF THE VEHICLE AT AN IMPOUND AND I NOTICED THAT THE LEFT WHEEL STEERING ARM AND LOWER SUSPENSION WAS CUT OFF FROM ITS STEM. THE KNUCKLE STEERING WAS PULLED OFF FROM THE TIE ROD. THE LF WHEEL WAS STILL ATTACHED TO THE WHEEL SHROUD AND BRAKES AND THE LUG NUTS WERE INTACT BUT IT WAS OUT UNDER THE VEHICLE. IMPACT WAS AT THE RIGHT FT AND RIGHT FENDER BUT THE LEFT WHEEL WAS CUT OFF AT THE STEM OF THE SUSPENSION ARM AND STEERING ARM. I LOOKED AT THE SCENE OF THE ACCIDENT, I NOTICED EXCAVATED MARKINGS BEFORE THE IMPACT PROVING THAT METAL WAS SCRAPING ON THE ASPHALT ROAD BEFORE THE IMPACT. THERE WERE SIGNS OF BRAKE FLUID LEAKAGE ABOUT 15-20 FEET BEFORE IMPACT. I HAVE PIC AND VIDEO TO PROVE SUCH CLAIM (SUCH AS NO SIGNS OF DENT INSIDE THE INNER HOUSING OF THE LFT WHEEL, BRACKETS WERE INTACT, SUSPENSION WERE INTACT, BRAKE SHROUD WERE INTACT, LOWER SUSPENSION AND STEERING ARM WAS CUT OFF AT THE STEM). I CALLED YOUR OFFICE ON APRIL 9 NO VERBALLY REPORT THIS COMPLAINT, BUT YOUR OFFICE REFERRED ME TO LEXUS. LEXUS HAS BEEN INFORMED AT 1-800-255-3987 (OPTION 4 COMPLAINT # PETER REONISTO) AND THEY HAVE AGREED TO BRING THE CAR FROM THE IMPOUND INTO THEIR VAN NUYS DEALER OFFICE. THEY HAVE PROMISED TO DO SO ON APRIL 14, 2010 BUT HAVE NOT YET ACTED ON THIS COMPLAINED. I REFERRED THIS INCIDENT WITH SAFETY RESEARCH AND STRATEGIES TOGETHER WITH PIC AND THEY HAVE ADVISED THAT NHTSA SHOULD BE PRIMARY IN THE INVESTIGATION. I FEEL THAT THERE IS VALID INVESTIGATION DONE [XXX]. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

NHTSA ID 10326605 · filed Apr 20, 2010

THE CONSUMER HAD PROBLEMS WITH 2003 LEXUS SC430. *KB ***NAR*** WHEN THE DRIVER APPLIED THE BRAKES THE VEHICLE PULLED TO THE LEFT. THE CONSUMER FEELS THAT THE PROBLEM WAS WITH EITHER THE BRAKES OR STEERING. THE DEALER SUGGESTED REPLACING THE TIRES BUT OFFERED NO INFORMATION ON WHERE TO PURCHASE THEM.

NHTSA ID 10162624 · filed Jul 6, 2006

Too few reports in this category for a page of its own — they appear in the full complaint list.

Suspension

Reports naming suspension components — springs, struts, shocks, control arms and related hardware.

2
reports

From owner reports, verbatim

I AM FORMALLY FILING A COMPLAINT AGAINST A VEH 2003 LEXUS SC430. I HAVE REASON TO BELIEVE THAT THIS VEH HAS CAUSED AN ACCIDENT DATED APRIL 3, 2010 AT ABOUT 2AM. AFTER THE COLLISION, I NOTICED THAT THE LEFT TIRE WAS OUT AT THE LEFT BOTTOM AREA OF THE CAR. I WAS TURNING ON A PARKING LOT (180 DEGS) TRAVELING ABOUT 25-30 MPH, THE WHEEL LOCKED AND THE BRAKES WERE NOT FUNCTIONING. IT ACCELERATED INTO PARKED VEHICLES IN FRONT AND THE AIRBAGS DEPLOYED. AFTER THE ACCIDENT, I TOOK PICS OF THE VEHICLE AT AN IMPOUND AND I NOTICED THAT THE LEFT WHEEL STEERING ARM AND LOWER SUSPENSION WAS CUT OFF FROM ITS STEM. THE KNUCKLE STEERING WAS PULLED OFF FROM THE TIE ROD. THE LF WHEEL WAS STILL ATTACHED TO THE WHEEL SHROUD AND BRAKES AND THE LUG NUTS WERE INTACT BUT IT WAS OUT UNDER THE VEHICLE. IMPACT WAS AT THE RIGHT FT AND RIGHT FENDER BUT THE LEFT WHEEL WAS CUT OFF AT THE STEM OF THE SUSPENSION ARM AND STEERING ARM. I LOOKED AT THE SCENE OF THE ACCIDENT, I NOTICED EXCAVATED MARKINGS BEFORE THE IMPACT PROVING THAT METAL WAS SCRAPING ON THE ASPHALT ROAD BEFORE THE IMPACT. THERE WERE SIGNS OF BRAKE FLUID LEAKAGE ABOUT 15-20 FEET BEFORE IMPACT. I HAVE PIC AND VIDEO TO PROVE SUCH CLAIM (SUCH AS NO SIGNS OF DENT INSIDE THE INNER HOUSING OF THE LFT WHEEL, BRACKETS WERE INTACT, SUSPENSION WERE INTACT, BRAKE SHROUD WERE INTACT, LOWER SUSPENSION AND STEERING ARM WAS CUT OFF AT THE STEM). I CALLED YOUR OFFICE ON APRIL 9 NO VERBALLY REPORT THIS COMPLAINT, BUT YOUR OFFICE REFERRED ME TO LEXUS. LEXUS HAS BEEN INFORMED AT 1-800-255-3987 (OPTION 4 COMPLAINT # PETER REONISTO) AND THEY HAVE AGREED TO BRING THE CAR FROM THE IMPOUND INTO THEIR VAN NUYS DEALER OFFICE. THEY HAVE PROMISED TO DO SO ON APRIL 14, 2010 BUT HAVE NOT YET ACTED ON THIS COMPLAINED. I REFERRED THIS INCIDENT WITH SAFETY RESEARCH AND STRATEGIES TOGETHER WITH PIC AND THEY HAVE ADVISED THAT NHTSA SHOULD BE PRIMARY IN THE INVESTIGATION. I FEEL THAT THERE IS VALID INVESTIGATION DONE [XXX]. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

NHTSA ID 10326605 · filed Apr 20, 2010

THE CAR FAILED TO START SIX TIMES IN THE FIRST FIVE MONTHS. IT SEEMS THEY HAVE FOUND THE CAUSE OF THAT PROBLEM. HOWEVER, THE CAR CONTINUES TO MAKE CLUNKING NOISE WHENEVER IT GOES OVER A BUMP. LEXUS TELLS ME THAT IS NORMAL. I SAY IT SOUNDS LIKE A 1973 DODGE I OWNED 30 YEARS AGO. THE CAR ALSO PULLS TO THE RIGHT AT LOW SPEEDS. AGAIN I'M TOLD THIS IS NORMAL AND IS A RESULT OF THE RUN FLAT TIRES. IF SO, THEY SHOULD USE OTHER TIRES. PARKING BRAKE LIGHT CONTINUES TO COME ON INTERMITTENTLY. I HAVE REQUESTED THAT THIS CAR BE REPLACED REPEATEDLY. LEXUS HAS REFUSED.

NHTSA ID 10070188 · filed Jan 15, 2004

Too few reports in this category for a page of its own — they appear in the full complaint list.

Driver assistance

Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.

2
reports

From owner reports, verbatim

2003 LEXUS SC430. CONSUMER WRITES IN REGARDS TO VEHICLE SUDDEN ACCELERATION. *SMD THE CONSUMER STATED AS SHE PROCEEDED TO PULL OUT OF A PARKING SPACE, SHE THEN PLACE THE VEHICLE IN DRIVE, IT THEN ACCELERATED AT A HIGH SPEED. FINALLY AFTER HITTING A POLE, IT JUMPED THE CURB AND ENDED ON A BUSY STREET. THE DEALERSHIP SENT SOMEONE OUT TO EXPECT THE VEHICLE. THE CONSUMER WAS PROVIDED A DISC THAT SHOWED THE VEHICLE ACCELERATED AT A HIGH SPEED, BUT THEY WOULD NOT SAY THE TRUE CAUSE OF THE PROBLEM, WHICH MAY HAVE HAD SOMETHING TO DO WITH THE WHEEL LOCKING AND THE BRAKES NOT FUNCTIONING.

NHTSA ID 10523406 · filed Jul 11, 2013

WHEN DRIVING ON UNEVEN PAVEMENT STEERING WHEEL JERKS HARD TO THE LEFT AND RIGHT WHEN BRAKING, OCCASIONALLY CHANGING TO ANOTHER LANE. THE DEALER WAS CONTACTED. *AK *SC

NHTSA ID 10049995 · filed Jan 16, 2004

Too few reports in this category for a page of its own — they appear in the full complaint list.

Other / unspecified

Reports whose component NHTSA recorded as unknown, or that do not map to one of the categories above.

1
report

From owner reports, verbatim

2003 LEXUS SC430 HAS PROBLEMS WITH RUN FLAT TIRES AND RIMS. THE RIMS ARE BENT AND DEALER SAID THAT IT WAS RUNOUT CAUSED BY EXCESSIVE DRIVING. I HAVE COMPLAINED TO THREE DEALERS, LEXUS OF GRAPEVINE WHERE VEHICLE WAS PURCHASED, LEXUS OF SHREVEPORT/BOSSIER AND PARKE LEXUS OF LITTLE ROCK. I AM CURRENTLY WORKING WITH THE LEXUS DISPUTE SETTLEMENT CTR. *JB

NHTSA ID 10139647 · filed Oct 14, 2005

Too few reports in this category for a page of its own — they appear in the full complaint list.

Powertrain (other)

Powertrain reports that are not specifically the engine or transmission — driveshafts, axles, transfer cases and differentials.

1
report

From owner reports, verbatim

TL* THE CONTACT OWNS A 2003 LEXUS SC430. WHILE DRIVING 40 MPH, ALL THE INSTRUMENT PANEL INDICATORS ILLUMINATED AND THEN SHUT OFF, AND THE TRANSMISSION DOWNSHIFTED. THE TRANSMISSION FAILURE CAUSED THE VEHICLE TO JERK WHEN THE GEARS WERE SHIFTED. IN ADDITION, THE CONTACT STATED THAT THE CONVERTIBLE TOP OF THE VEHICLE WOULD NOT CLOSE AND THAT THE NONE OF THE WINDOWS WOULD CLOSE. AN INDEPENDENT MECHANIC STATED THAT THE BATTERY WAS NOT THE CAUSE OF THE FAILURE, BUT THE FAILURE WAS NOT DETERMINED. THE DEALER AND MANUFACTURER WERE NOT CONTACTED. THE FAILURE MILEAGE WAS 167,000.

NHTSA ID 11013787 · filed Aug 8, 2017

Too few reports in this category for a page of its own — they appear in the full complaint list.

Body & structure

Reports naming the vehicle structure, frame, body panels, doors, hood and trim.

1
report

From owner reports, verbatim

TL* THE CONTACT OWNS A 2003 LEXUS SC430. WHILE DRIVING 40 MPH, ALL THE INSTRUMENT PANEL INDICATORS ILLUMINATED AND THEN SHUT OFF, AND THE TRANSMISSION DOWNSHIFTED. THE TRANSMISSION FAILURE CAUSED THE VEHICLE TO JERK WHEN THE GEARS WERE SHIFTED. IN ADDITION, THE CONTACT STATED THAT THE CONVERTIBLE TOP OF THE VEHICLE WOULD NOT CLOSE AND THAT THE NONE OF THE WINDOWS WOULD CLOSE. AN INDEPENDENT MECHANIC STATED THAT THE BATTERY WAS NOT THE CAUSE OF THE FAILURE, BUT THE FAILURE WAS NOT DETERMINED. THE DEALER AND MANUFACTURER WERE NOT CONTACTED. THE FAILURE MILEAGE WAS 167,000.

NHTSA ID 11013787 · filed Aug 8, 2017

Too few reports in this category for a page of its own — they appear in the full complaint list.

Electrical

Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.

1
report

From owner reports, verbatim

TL* THE CONTACT OWNS A 2003 LEXUS SC430. WHILE DRIVING 40 MPH, ALL THE INSTRUMENT PANEL INDICATORS ILLUMINATED AND THEN SHUT OFF, AND THE TRANSMISSION DOWNSHIFTED. THE TRANSMISSION FAILURE CAUSED THE VEHICLE TO JERK WHEN THE GEARS WERE SHIFTED. IN ADDITION, THE CONTACT STATED THAT THE CONVERTIBLE TOP OF THE VEHICLE WOULD NOT CLOSE AND THAT THE NONE OF THE WINDOWS WOULD CLOSE. AN INDEPENDENT MECHANIC STATED THAT THE BATTERY WAS NOT THE CAUSE OF THE FAILURE, BUT THE FAILURE WAS NOT DETERMINED. THE DEALER AND MANUFACTURER WERE NOT CONTACTED. THE FAILURE MILEAGE WAS 167,000.

NHTSA ID 11013787 · filed Aug 8, 2017

Too few reports in this category for a page of its own — they appear in the full complaint list.

Engine

Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.

1
report

From owner reports, verbatim

THE CAR FAILED TO START SIX TIMES IN THE FIRST FIVE MONTHS. IT SEEMS THEY HAVE FOUND THE CAUSE OF THAT PROBLEM. HOWEVER, THE CAR CONTINUES TO MAKE CLUNKING NOISE WHENEVER IT GOES OVER A BUMP. LEXUS TELLS ME THAT IS NORMAL. I SAY IT SOUNDS LIKE A 1973 DODGE I OWNED 30 YEARS AGO. THE CAR ALSO PULLS TO THE RIGHT AT LOW SPEEDS. AGAIN I'M TOLD THIS IS NORMAL AND IS A RESULT OF THE RUN FLAT TIRES. IF SO, THEY SHOULD USE OTHER TIRES. PARKING BRAKE LIGHT CONTINUES TO COME ON INTERMITTENTLY. I HAVE REQUESTED THAT THIS CAR BE REPLACED REPEATEDLY. LEXUS HAS REFUSED.

NHTSA ID 10070188 · filed Jan 15, 2004

Too few reports in this category for a page of its own — they appear in the full complaint list.

Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.

Elsewhere on this vehicle

Data sources

Data on this page last refreshed .