Problems · NHTSA complaints
2000 Lexus RX300 problems
Owners filed 216 complaints about the 2000 Lexus RX300 with NHTSA between Oct 1999 and Oct 2018. The most-cited component is power train (138).
Complaints
216
Filed with NHTSA
Crashes
16
Reported by owners
Fires
0
Reported by owners
Injuries
15
People reported injured
Deaths
0
Reported to NHTSA
Complaints by component
One complaint can cite several components
- Power train138
- Engine and engine cooling20
- Vehicle speed control14
- Service brakes, hydraulic8
- Electrical system7
- Exterior lighting6
- Engine6
- Steering5
- Latches/locks/linkages5
- Suspension5
- Seat belts4
- Visibility4
- Structure4
- Equipment4
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Data from NHTSA Complaints API · synced Nov 10, 2026NHTSA vehicle page
When complaints were filed
Does it get worse with age? Complaints per calendar year filed
2
6
11
10
5
7
9
6
19
32
33
27
18
4
5
5
6
7
2
2
View as table
| Model year | Complaints filed per calendar year |
|---|---|
| 1999 | 2 |
| 2000 | 6 |
| 2001 | 11 |
| 2002 | 10 |
| 2003 | 5 |
| 2004 | 7 |
| 2005 | 9 |
| 2006 | 6 |
| 2007 | 19 |
| 2008 | 32 |
| 2009 | 33 |
| 2010 | 27 |
| 2011 | 18 |
| 2012 | 4 |
| 2013 | 5 |
| 2014 | 5 |
| 2015 | 6 |
| 2016 | 7 |
| 2017 | 2 |
| 2018 | 2 |
Mileage at failure isn’t a structured field in NHTSA complaint data, so we don’t chart it. Some owners mention it in their reports below.
Top problems in owners’ words
Verbatim from NHTSA complaints, newest first
Power train
138 reports
“TRANSMISSION BEGAN NOT SHIFTING SMOOTHLY AND MECHANIC PUT IN TRANSMISSION FLUID BUT COULD NOT LOCATE ANY ISSUES WITH IT. TRANMISSION SOON WENT COMPLETELY OUT AT 88,000 MILES WHILE DRIVING ON HIGHWAY. ONLY OWNED SUV FOR A YEAR AND A HALF. HAD INSPECTED BEFORE PURCHASE AND NO PROBLEMS NOTED. VERY DISAPPOINTED AND WILL NOT PAY SEVERAL GRAND TO BUY ANOTHER TRANSMISSION WHICH IS MORE THAN THE VALUE OF THE CAR. LEXUS SHOULD BE ASHAMED. JUST FOUND OUT HOW TO REPORT THIS HERE.”
Engine and engine cooling
20 reports
“THE PAST TWO WEEKS PRIOR TO TAKING THE CAR TO MY LOCAL TOYOTA DEALERSHIP BECAUSE THERE IS NO LEXUS DEALERSHIP IN OCALA , FL ..... I WOULD SMELL SOMETHING BURNING LIKE RUBBER AGAINST A HOT EXHAUST OR ENGINE. EVERY NOW AND THEN I WOULD STOP THE CAR AND CHECK AND I MIGHT SEE A WHIFF OF LIGHT SMOKE BUT THEN NOTHING. NO ENGINE LIGHTS , NO SPOTTING ON THE GARAGE FLOOR. SO I TOOK THE CAR IN FOR AN OIL CHANGE EARLY AND ASKED THAT THEY CHECK THE CAR OVER. 3 HOURS LATER I WAS TAKEN INTO THE GARAGE BAY AND SHOWN OIL DRIPPING FROM THE UNDERSIDE OF THE ENGINE AND TOLD MY SEALS WERE BLOWN AND THE WHOLE ENGINE WOULD NEED TO BE TORN DOWN TO GET TO THEM. WHILE REPAIRING IT TURNED OUT THE WATER PUMP WAS LEAKING BUT THE TIMING BELT CHANGED AT 60,000 MILES WAS OKAY. THE FOLLOWING EVENING I WAS PRESENTED WITH A $1500 BILL MOST FOR LABOR. I GUESS I CONSIDER MYSELF LUCKY THEY FOUND ALL THIS BEFORE I TOOK THIS 12 YEAR OLD CAR ON A LONG TRIP . *TR”
Vehicle speed control
14 reports7 crashes
“MY 2000 LEXUS RX300 HAD AN UNEXPLAINED SUDDEN UNINTENDED ACCELERATION WHERE THE VEHICLE ALMOST KILLED ME AND MY SON. I WAS DRIVING RESIDENTIAL BACKROADS BY MY HOUSE, ACCELERATED SLIGHTLY TO GET UP A HILL AND THAT'S WHEN IT TOOK OFF. THE BRAKE PEDAL WAS UNRESPONSIVE, THE EMERGENCY BREAK WAS UNRESPONSIVE, I PULLED THE FLOOR MAT OUT FOR GOOD MEASURE, NOTHING WORKED, IT KEPT ACCELERATING AT A HIGH RATE UNTIL I FINALLY SLAMMED IT THROUGH GEARS TO "PARK" TO GET IT TO A STOP. I HAD IT TOWED TO THE LEXUS DEALERSHIP, WHERE THE TOW TRUCK DRIVER EVEN TOLD ME WHEN IT STARTED THE CAR TO GET IT UP ON THE TRUCK, AFTER BEING TURNED OFF FOR OVER 12 HOURS, IT WAS STILL RED LINING THE ENGINE, AND EVEN LURCHED FORWARD BUT BECAUSE THE CAR WAS IN PARK, IT DIDN'T CRASH INTO THE BACK OF THE TOW TRUCK. LEXUS INVESTIGATED THE CAR AND DID ABSOLUTELY NOTHING. THEY WOULDN'T TELL ME WHY IT HAPPENED. I DEMAND AN EXPLANATION AND A REPLACEMENT VEHICLE - ONE THAT DOESN'T HAVE A HISTORY OF HAVING SUA PROBLEMS. I FEAR FOR MY LIFE EVERYTIME I HAVE TO DRIVE THIS VEHICLE. *TR”
Service brakes, hydraulic
8 reports
“I TOOK MY LEXUS 2000 BECAUSE IT SHIMMIED BADLY. THE DEALER COULD NOT LOOSEN THE NUT BECAUSE THE WHOLE CYLINDER DISC ASSY WAS RUSTED SO BADLY THAT THEY HAVE TO SAW IT OFF. THE BRAKE PAD COULD NOT EVEN MOVE, THEY HAVE TO CHANGE THE ARM THAT CONNECT BRAKING. I WAS NEVER WARNED ABOUT THIS PROBLEM. *JB”
Electrical system
7 reports
“PURCHASED CAR FROM GUY AND FOUND OUT TWO DAYS LATER PAPER WORK IN THE GLOVE BOX THAT CONTAINED A CARFAX SHOWING AN ODOMETER ROLLBACK. 2009 IT HAD 155,000 AND IN 2012 IT HAS 110,000. DUE TO MILEAGE DISCREPANCY WE TRIED TO SELL ON LOCAL SITE BUT WHEN EXPLAINED THE MILEAGE SITUATION NEVER HEARD BACK FROM POTENTIAL BUYER. ENDED UP TRADING IT IN AND TAKING A LOSS- WE PAID 4500.00 AND BECAUSE THE MILEAGE IS "UNKNOWN" WE COULD ONLY GET 2,250 FOR THE TRADE IN, PLUS PAYING THE TAXES ON THIS. I TRULY DO NOT UNDERSTAND WHY IT IS NOT REQUIRED ON ALL VEHICLES REGARDLESS OF AGE TO DISCLOSE THE MILEAGE. IF THIS WOULD HAPPEN, MAYBE THIS ODOMETER ROLLBACK WOULDN'T HAPPEN AS OFTEN AND IF IT DID, YOU COULD ACTUALLY PROVE WHO DID IT. I CAN'T PROVE HE DID IT, BUT I'M SURE HE KNEW ABOUT IT BEFORE SELLING CONSIDERING HE HAD A CARFAX IN A LEXUS FOLDER WITH A LETTER FROM DEALER IN CA LOOKING TO REPLENISH THEIR USED INVENTORY & THE CARFAX IN THE GLOVE BOX WAS PRINTED ON THE SAME DAY IT SHOWS ON THE CARFAX THE CAR WAS AT THAT DEALER. HE INSIST HE KNEW NOTHING ABOUT THIS, BUT WHY WOULD YOU HAVE A FOLDER IN THE GLOVE BOX THAT HAS THIS LETTER, AND WHY WOULD THE DEALER NEED TO RUN A CARFAX…”
Exterior lighting
6 reports1 crash4 related recalls
“TL* THE CONTACT OWNS A 2000 LEXUS RX300. THE CONTACT STATED THAT THE HEADLIGHTS HAD A LOT OF CONDENSATION. THE CONTACT STATED THAT THE FAILURE PROVIDED MINIMUM VISIBILITY. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE HEADLIGHT COVERS FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 56,000.”
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.