Total Complaints
268 filings
LEXUS RX300 · model year
268 NHTSA complaints, 21 crash reports for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 1999LEXUSRX300 carries 268 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 21 crashes, 13 fires, 18 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 1999 RX300 is power train:automatic transmission with 110 filings, followed by power train (13) and vehicle speed control (8). 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 1999 RX300. 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.
Total Complaints
268 filings
Crashes Reported
21 reports
Source
NHTSA ODI
Federal complaints database
Above median complaint volume — review patterns below.
| Component | Count |
|---|---|
| POWER TRAIN:AUTOMATIC TRANSMISSION | 110 |
| POWER TRAIN | 13 |
| VEHICLE SPEED CONTROL | 8 |
| ENGINE AND ENGINE COOLING:ENGINE:GASOLINE | 7 |
| ENGINE AND ENGINE COOLING:ENGINE | 7 |
| TIRES | 6 |
| AIR BAGS | 6 |
| SEAT BELTS | 6 |
| AIR BAGS:FRONTAL | 5 |
| SUSPENSION:FRONT | 5 |
| ENGINE AND ENGINE COOLING | 5 |
| AIR BAGS:SIDE/WINDOW | 4 |
| STRUCTURE:BODY | 4 |
| ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD | 4 |
| SERVICE BRAKES | 4 |
The contact owns a 1999 Lexus RX300. The contact stated while driving approximately 35 MPH, the brakes failed and could not be depressed to stop the vehicle. The contact was able to drive the vehicle to the side of the road and stopped by shifting into neutral. The contact stated that the check engine warning light illuminated intermittently. The contact had the vehicle towed to an independent mechanic, where it was neither diagnosed nor repaired. The contact became aware of NHTSA Campaign Number: 99V012000 (Service Brakes, Hydraulic). The manufacturer had not been informed of the failure. The failure mileage was approximately 249,000.
Mileage: 249,000
TENGO. UN. PROBLEMA. CON. LOS. SINTURONES.BOLSAS. DE. AIRE. Y. ELECTROCO
Mileage: 2,000,030
TENGO. UN. PROBLEMA. CON. LOS. SINTURONES.BOLSAS. DE. AIRE. Y. ELECTROCO
Mileage: 2,000,030
TENGO. UN. PROBLEMA. CON. LOS. SINTURONES.BOLSAS. DE. AIRE. Y. ELECTROCO
Mileage: 2,000,030
TL* THE CONTACT OWNS A 1999 LEXUS RX300. WHILE DRIVING 35 MPH, THE HEADLIGHTS DIMMED AND MADE VISIBILITY VERY DIFFICULT FOR THE CONTACT. THE VEHICLE WAS NOT TAKEN TO A DEALER FOR DIAGNOSTIC TESTING OR REPAIRS. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE VIN WAS NOT AVAILABLE. THE FAILURE MILEAGE WAS APPROXIMATELY 90,000.
Mileage: 90,000
1999 LEXUS RX 300. CONSUMER WRITES IN REGARDS TO BRAKE FAILURE AND ACCELERATION ISSUES WHILE DRIVING VEHICLE AT 60MPH. *LD *JS
1999 LEXUS RX 300. CONSUMER WRITES IN REGARDS TO BRAKE FAILURE AND ACCELERATION ISSUES WHILE DRIVING VEHICLE AT 60MPH. *LD *JS
TL* THE CONTACT OWNS A 1999 LEXUS RX300. WHILE DRIVING APPROXIMATELY 30 MPH, THE RPMS SUDDENLY INCREASED AND THE VEHICLE ACCELERATED TO SPEEDS ABOVE 85 MPH. DURING THE INCIDENT, FLAMES WERE SEEN COMING FROM THE EXHAUST. THE CONTACT SUSTAINED A NECK INJURY, WHICH REQUIRED MEDICAL ATTENTION. A POLICE REPORT WAS NOT FILED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO INDICATED THAT THE FLAMES CREATED A HOLE IN THE CATALYTIC CONVERTER AND THE OXYGEN SENSOR WAS FAULTY. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER AND LOCAL DEALER (O'BRIEN LEXUS IN BELLEVUE WA) WERE NOTIFIED. THE VIN WAS NOT AVAILABLE. THE FAILURE MILEAGE WAS 179,825. *TT *TR
Mileage: 179,825
TL* THE CONTACT OWNS A 1999 LEXUS RX300. WHILE DRIVING APPROXIMATELY 30 MPH, THE RPMS SUDDENLY INCREASED AND THE VEHICLE ACCELERATED TO SPEEDS ABOVE 85 MPH. DURING THE INCIDENT, FLAMES WERE SEEN COMING FROM THE EXHAUST. THE CONTACT SUSTAINED A NECK INJURY, WHICH REQUIRED MEDICAL ATTENTION. A POLICE REPORT WAS NOT FILED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO INDICATED THAT THE FLAMES CREATED A HOLE IN THE CATALYTIC CONVERTER AND THE OXYGEN SENSOR WAS FAULTY. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER AND LOCAL DEALER (O'BRIEN LEXUS IN BELLEVUE WA) WERE NOTIFIED. THE VIN WAS NOT AVAILABLE. THE FAILURE MILEAGE WAS 179,825. *TT *TR
Mileage: 179,825
THIS WEEK I GOT A FLAT TIRE, A SCREW IN TIRE. ONE TIRE SHOP WOULDN'T REPAIR IT, SO I PARKED THE CAR A FEW DAYS AFTER THEY PUT THE FULL-SIZE SPARE ON IT. THEN I DROVE IT 20 MILES WITH THE SPARE, AND IT STARTED ACTIVATING THE ABS WHEN I BRAKE AT GENTLE/NORMAL SPEEDS. SO I HAD THE FLAT TIRE REPAIRED AND THOUGHT THE PROBLEM WOULD GO AWAY. THERE IS NO CHANGE WITH THE FIXED TIRED PUT BACK ON/BALANCED. THE CAR ACTIVATES ABS EVERY TIME I BRAKE PRETTY MUCH NOW. I DO HAVE AWD, BUT THIS SHOULD NOT HAPPEN. I JUST BOUGHT THIS VEHICLE 3 MONTHS AGO USED & HAD IT THOROUGHLY INSPECTED PRIOR TO PURCHASING IT. THIS IS A SAFETY ISSUE!
Mileage: 177,512
DRIVER SIDE SEAT BELT DOES NOT RETRACT
Mileage: 60,000
TL* THE CONTACT OWNED A 1999 LEXUS RX300. WHILE DRIVING 45 MPH IN INCLEMENT WEATHER, THE CONTACT CRASHED INTO THE REAR OF A STOPPED VEHICLE. THE AIR BAGS FAILED TO DEPLOY. THE CONTACT SUSTAINED HEAD AND LEFT KNEE INJURIES THAT REQUIRED MEDICAL ATTENTION. A POLICE REPORT WAS FILED. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC AND THEN TOWED TO HER RESIDENCE. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 178,000. THE VEHICLE WAS DESTROYED.
Mileage: 178,000
ON 06/16/16 I PULLED INTO DRIVEWAY ENGAGE EMERGENCY BRAKES PLACE VEHICLE IN PARK AND GOT OFF. IMMEDIATELY I REALIZED VEHICLE WAS ROLLING FORWARD I ATTEMPTED TO START TO BRAKE AND GOT NOTHING. I NOTICED THAT VEHICLE WAS IN REVERSE I ATTEMPTED TO PLACE IN PARK AND GOT NOTHING LEVER WAS FREE SLIDING NOT ENGAGING ANY GEARS. I IMMEDIATELY GOT ONLINE TO ATTEMPT TO TROUBLESHOOT ISSUE AND RAN INTO A HANDFUL OF BLOGS RELATING TO AN ISSUE IN GEAR SHIFTER CABLE WITH A PLASTIC RETAINING CLIP WHICH LEXUS USES ON CABLE. I HAD NO INDICATION OR ANY SORT OF WARNING OF THIS ISSUE BEFORE IT OCCURRED IT JUST HAPPEN OUT OF THE BLUE AND IT COULD HAVE BEEN WORSE IF I WAS ACTUALLY ON THE ROAD WHEN THIS HAPPENED. I HAVE READ THAT LEXUS IS NOT STANDING BEHIND THIS MISTAKE AND FEEL THAT IT IS HORRIBLE TO ALLOW A COMPANY THAT SELLS SUCH EXPENSIVE VEHICLES TO EMPLOY THIS PRACTICE AND ENDANGER CONSUMERS, SPECIFICALLY FOR SUCH AN INEXPENSIVE PIECE. I HAD TO GET UNDER VEHICLE TO MANUALLY ENGAGE TRASMISSION INTO NEUTR
Mileage: 111,000
TL* THE CONTACT OWNS A 1999 LEXUS RX300. THE BRAKE LIGHT FAILED TO ILLUMINATE WHEN THE BRAKE PEDAL WAS DEPRESSED. THE CONTACT TOOK THE VEHICLE TO A CERTIFIED MECHANIC WHO INFORMED THE CONTACT OF NHTSA CAMPAIGN NUMBER: 99V011000 (EXTERIOR LIGHTING), WHICH WAS RELATED TO THE FAILURE. THE VEHICLE WAS NOT DIAGNOSED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 184,000.
Mileage: 184,000
I WAS DRIVING DOWN THE STREET DOING ABOUT 40 OR SO AND ALL FOUR WHEELS LOCKED UP AT ONCE SUDDENLY. IT CAUSING THE CAR TO A COME PLEAT STOP IN THE ROAD. THE CAR BEHIND ME HAD TO LOCK UP ALL MOST CAUSING A ACCIDENT.
Mileage: 14,200
TL* THE CONTACT OWNS A 1999 LEXUS RX300. THE CONTACT STATED THAT THE VEHICLE WOULD NOT START WITHOUT THE DIAGNOSTIC CODE READER. IF THE DIAGNOSTIC CODE READER WAS REMOVED FROM THE VEHICLE, THE VEHICLE WOULD SHUT OFF. THE CHECK ENGINE LIGHT WAS ILLUMINATED. THE CONTACT STATED THAT THE VEHICLE WAS TAKEN TO A CERTIFIED MECHANIC WHO STATED THAT SEVERAL DIFFERENT FAILURE CODES APPEARED FOR THE VEHICLE. THE VEHICLE WAS REPAIRED SEVERAL TIMES FOR SEVERAL CODES; HOWEVER, THE FAILURE RECURRED. THE MANUFACTURER WAS MADE AWARE, BUT WAS NOT FAMILIAR WITH THE FAILURE AND DID NOT OFFER A REPAIR. THE APPROXIMATE FAILURE MILEAGE WAS 230,000.
Mileage: 230,000
TL* THE CONTACT OWNS A 1999 LEXUS RX300. THE CONTACT STATED THAT THE VEHICLE WOULD NOT START WITHOUT THE DIAGNOSTIC CODE READER. IF THE DIAGNOSTIC CODE READER WAS REMOVED FROM THE VEHICLE, THE VEHICLE WOULD SHUT OFF. THE CHECK ENGINE LIGHT WAS ILLUMINATED. THE CONTACT STATED THAT THE VEHICLE WAS TAKEN TO A CERTIFIED MECHANIC WHO STATED THAT SEVERAL DIFFERENT FAILURE CODES APPEARED FOR THE VEHICLE. THE VEHICLE WAS REPAIRED SEVERAL TIMES FOR SEVERAL CODES; HOWEVER, THE FAILURE RECURRED. THE MANUFACTURER WAS MADE AWARE, BUT WAS NOT FAMILIAR WITH THE FAILURE AND DID NOT OFFER A REPAIR. THE APPROXIMATE FAILURE MILEAGE WAS 230,000.
Mileage: 230,000
ON JANUARY 17TH, 2016, I TOOK MY '99 LEXUS RX300 TO CHURCH, PARKED THE CAR, AND JOINED THE SUNDAY SERVICE. AN HOUR AFTER PARKING THE VEHICLE (DURING WHICH TIME IT WAS NOT RUNNING OR IN USE), I WAS TOLD THAT THERE WAS SMOKE COMING FROM IT AND WENT OUTSIDE. WITHIN MINUTES, THE FRONT END WAS BURSTING IN FLAMES. THE FIRE DESTROYED THE ENTIRE FRONT PORTION OF THE CAR, INCLUDING THE ENGINE, TRANSMISSION, TIRES, AND DASHBOARD. I DON'T KNOW WHAT COULD HAVE BEEN THE CAUSE; IT WAS SEEMINGLY RANDOM.
Mileage: 144,000
ON JANUARY 17TH, 2016, I TOOK MY '99 LEXUS RX300 TO CHURCH, PARKED THE CAR, AND JOINED THE SUNDAY SERVICE. AN HOUR AFTER PARKING THE VEHICLE (DURING WHICH TIME IT WAS NOT RUNNING OR IN USE), I WAS TOLD THAT THERE WAS SMOKE COMING FROM IT AND WENT OUTSIDE. WITHIN MINUTES, THE FRONT END WAS BURSTING IN FLAMES. THE FIRE DESTROYED THE ENTIRE FRONT PORTION OF THE CAR, INCLUDING THE ENGINE, TRANSMISSION, TIRES, AND DASHBOARD. I DON'T KNOW WHAT COULD HAVE BEEN THE CAUSE; IT WAS SEEMINGLY RANDOM.
Mileage: 144,000
ON JANUARY 17TH, 2016, I TOOK MY '99 LEXUS RX300 TO CHURCH, PARKED THE CAR, AND JOINED THE SUNDAY SERVICE. AN HOUR AFTER PARKING THE VEHICLE (DURING WHICH TIME IT WAS NOT RUNNING OR IN USE), I WAS TOLD THAT THERE WAS SMOKE COMING FROM IT AND WENT OUTSIDE. WITHIN MINUTES, THE FRONT END WAS BURSTING IN FLAMES. THE FIRE DESTROYED THE ENTIRE FRONT PORTION OF THE CAR, INCLUDING THE ENGINE, TRANSMISSION, TIRES, AND DASHBOARD. I DON'T KNOW WHAT COULD HAVE BEEN THE CAUSE; IT WAS SEEMINGLY RANDOM.
Mileage: 144,000
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.
Read our methodology — how this data is sourced, computed, and verified.