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.
1999 Lexus RX300
Owner reports · Recalls · Investigations
More warning signs than most RX300 years
Owner complaints for the 1999 Lexus RX300 are substantially higher than the model-year median of 88.
About this comparison →How this year compares
Owner complaints by model year
Compare all RX300 years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
149 reports with mileage · 72 unknown
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Power Train. Review the 129 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Engine And Engine Cooling. Review the 24 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Air Bags. Review the 14 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
221 reportsTL* 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…
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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.
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 T…
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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.
TL* THE CONTACT OWNS A 1999 LEXUS RX300. THE CONTACT STATED THAT THE VEHICLE WOULD NOT SHIFT INTO DRIVE OR REVERSE. WHILE ATTEMPTING TO MAKE A TURN, THERE WAS AN ABNORMAL NOISE COMING FROM THE HOOD OF THE VEHICLE. AS A RESULT, THE VEHICLE SEIZED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF T…
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TL* THE CONTACT OWNS A 1999 LEXUS RX300. THE CONTACT STATED THAT THE VEHICLE WOULD NOT SHIFT INTO DRIVE OR REVERSE. WHILE ATTEMPTING TO MAKE A TURN, THERE WAS AN ABNORMAL NOISE COMING FROM THE HOOD OF THE VEHICLE. AS A RESULT, THE VEHICLE SEIZED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 300,000.
AT APPROX 195,000 THE TRANSMISSION HAS COMPLETELY FAILED. I RECOGNIZE MILEAGE MIGHT BE HIGH BUT I BELIEVE THAT AS ENGINE IS GOOD FOR 250,000 TO 300,000 THE TRANSMISSION SHOULD ALSO BE RATED THAT HIGH. *TR
TRANSMISSION WILL NOT DOWNSHIFT. *TR
THIS HAS BEEN HAPPENING SINCE 2013- THE CAR GOES UP TO 35 MPHS AND THEN LOSES POWER AND THEN SHUTS OFF. I HAVE TO FORCEFULLY PULL IT OVER TO THE SIDE. FIRST TIME IT WAS WORKED ON REPLACED BATTERY AND THOUGHT IT WAS THE COMPUTER. A YEAR LATER AT 136,000 MILES THE CAR MAKES ELECTRICAL NOISES AND HAS DIFFICULTY ACCELERATING AND…
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THIS HAS BEEN HAPPENING SINCE 2013- THE CAR GOES UP TO 35 MPHS AND THEN LOSES POWER AND THEN SHUTS OFF. I HAVE TO FORCEFULLY PULL IT OVER TO THE SIDE. FIRST TIME IT WAS WORKED ON REPLACED BATTERY AND THOUGHT IT WAS THE COMPUTER. A YEAR LATER AT 136,000 MILES THE CAR MAKES ELECTRICAL NOISES AND HAS DIFFICULTY ACCELERATING AND SHIFTING ABOVE 3000 RPMS. WHEN BROUGHT IT TO THE DEALER, THEY SAID IT WAS THE TRANSMISSION AND SOLENOID. THIS SEEMS TO BE A COMMON COMPLAINT AND NEEDS TO BE INVESTIGATED. *TR
MY CHECK ENGINE LIGHT CAME ON. I HAD THE OIL CHANGED FOR THE SECOND TIME WITHIN 30 DAYS BECAUSE I THOUGHT IT WAS AN OIL PROBLEM. THE LIGHT WENT OFF AS I WAS LEAVING THE PLACE. A COUPLE DAYS LATER THE LIGHT WOULD COME ON WHEN I MADE TURNS, BLINK, THEN GO BACK OFF. A FEW DAYS LATER, IT CAME BACK ON STEADY, AND THE CAR STARTED TO J…
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MY CHECK ENGINE LIGHT CAME ON. I HAD THE OIL CHANGED FOR THE SECOND TIME WITHIN 30 DAYS BECAUSE I THOUGHT IT WAS AN OIL PROBLEM. THE LIGHT WENT OFF AS I WAS LEAVING THE PLACE. A COUPLE DAYS LATER THE LIGHT WOULD COME ON WHEN I MADE TURNS, BLINK, THEN GO BACK OFF. A FEW DAYS LATER, IT CAME BACK ON STEADY, AND THE CAR STARTED TO JERK WHILE I WAS DRIVING ON THE INTERSTATE. IT WOULD JERK, THEN SLOWLY INCREASE SPEED. LAST SATURDAY, I APPLIED BRAKES, AND THE CAR ROLLED ANOTHER FEW FEET. HAD TO SWERVE LEFT TO KEEP FROM REAR ENDING A VEHICLE. TODAY, UPON SLOWING DOWN TO ENTER MY DRIVEWAY, IT DID IT AGAIN, AND I NEARLY HIT A BRICK COLUMN AT THE BEGINNING OF THE DRIVEWAY. IT DOESN'T JERK FREQUENTLY, BUT IT SEEMS TO DO IT MORE OFTEN WHEN I AM ON CRUISE CONTROL. I LOVE MY SUV AND AM ALWAYS BRAGGING ABOUT WHAT A RELIABLE CAR IT IS. I CAN'T AFFORD TO REPLACE IT, RETIRED AND ON DISABILITY. *TR
MY WIFE WAS DRIVING HER LEXUS 300 RX TO A GROCERY STORE WHEN CAR STOPPED TO REACT ON THE ACCELATOR PEDAL, THEN SUDDENLY, THE LEXUS VERY STRONGLY ACCELERATED - THIS ALSO HAPPEND BEFORE - AND ITS VERY SCARY. CASE # [XXX]. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR
ON APRIL 25, 2012, MY WIFE AND I WERE DRIVING TO MY BROTHERS HOME, A DISTANCE OF 50 MILES. ABOUT TWO MILES FROM OUR DESTINATION, WE STOPPED AT AN INTERSECTION. WHEN THE LIGHT TURNED GREEN, I ACCELERATED AND THE CAR WENT FORWARD ABOUT TEN FEET AND LURCHED TO A STOP IN THE MIDDLE OF THE INTERSECTION. WE WERE THROWN FORWARD, AND T…
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ON APRIL 25, 2012, MY WIFE AND I WERE DRIVING TO MY BROTHERS HOME, A DISTANCE OF 50 MILES. ABOUT TWO MILES FROM OUR DESTINATION, WE STOPPED AT AN INTERSECTION. WHEN THE LIGHT TURNED GREEN, I ACCELERATED AND THE CAR WENT FORWARD ABOUT TEN FEET AND LURCHED TO A STOP IN THE MIDDLE OF THE INTERSECTION. WE WERE THROWN FORWARD, AND THE DRIVER BEHIND US HAD TO JAM HIS BRAKES. WE WERE ABLE TO LEAVE THE INTERSECTION ONLY BY PUTTING THE CAR IN LOW GEAR AND SLOWLY MOVING THROUGH THE TRAFFIC TO THE FAR RIGHT LANE AND INTO A BANK PARKING LOT. WE HAD THE CAR TOWED TO A NEARBY MECHANIC. THE FOLLOWING DAY I RECEIVED A CALL FROM THE MECHANIC WHO QUOTED $3,766 FOR TRANSMISSION REPLACEMENT. I AUTHORIZED THE WORK TO BE DONE. ON APRIL 27, I TOLD A FRIEND WHO WAS VISITING OUR AREA FROM CANADA OF THE INCIDENT. THAT DAY, HE SPOKE WITH AN ACQUAINTANCE WHO IS A SERVICE REPRESENTATIVE FOR A CANADIAN LEXUS DEALER. HE SAID THAT FAILURE AT AROUND 100,000 MILES IS A WELL KNOWN PROBLEM WITH THE 1999 LEXUS RX300 AND THAT LEXUS HAD BEEN WORKING WITH CUSTOMERS ON THIS ISSUE .I WENT TO THE INTERNET TO SEE WHAT I COULD LEARN. THERE WAS NO RECALL, BUT THERE WERE SITES REFERENCING THE PERVASIVENESS OF TRANSMISSION FAILURE IN THE RX300. FROM WHAT WE HAVE LEARNED , WE BELIEVE THAT TRANSMISSION FAILURE ON THE 1999 LEXUS RX300 OCCURS FREQUENTLY AT AROUND 100,000 MILES AND IS CAUSED BY A DESIGN FLAW IN THAT MODEL YEAR. THAT BEING THE CASE, IT SEEMS TO US THAT LEXUS OUGHT TO HAVE TAKEN PREEMPTIVE ACTION SO THAT OWNERS SUCH AS MY WIFE AND I WOULD NOT HAVE TO SUFFER A NEAR COLLISION, NOT TO MENTION UNNECESSARY COSTS AND INCONVENIENCE. LEXUS OFFERED A TOKEN SERVICE CREDIT BUT WAS UNWILLING TO ADMIT TO ANY INHERENT PROBLEM IN THE RX300 TRANSMISSIONS AND OFFERED NO COMMENT REGARDING OUR SUGGESTION THAT THE OWNERS SHOULD BE FOREWARNED OF THE POSSIBILITY OF TRANSMISSION FAILURE AT AROUND 100,000 MILES.
Official recalls
299V011000 · Exterior Lighting:headlights:switch
Jan 20, 1999
VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE HEADLIGHTS AND TAILLIGHTS MAY NOT AUTOMATICALLY ILLUMINATE IN LOW AMBIENT LIGHT WHEN THE HEADLIGHT SWITCH IS PLACED IN THE "AUTO" POSITION.
Consequence & remedy
Consequence: VEHICLES FOLLOWING BEHIND MAY NOT SEE THE VEHICLE SINCE NO HEADLIGHTS AND TAILLIGHTS WOULD BE ILLUMINATED, INCREASING THE RISK OF A CRASH.
Remedy: DEALERS WILL INSTALL A MODIFIED BODY ELECTRONIC CONTROL UNIT.
99V012000 · Service Brakes, Hydraulic:foundation Components:differential Proportional Valve
Jan 20, 1999
VEHICLE DESCRIPTION: PASSENGER VEHICLES EQUIPPED WITH THE OPTIONAL TRACTION CONTROL SYSTEM. DUE TO IMPROPER DESIGN OF THE REAR BRAKE TUBE DISTRIBUTION, IF ONE OF THE DUAL BRAKE LINES FAILS WHEN THE DRIVER APPLIES THE BRAKE, THE VEHICLE WILL FEEL UNSTABLE COMPARED TO VEHICLES WITH PROPER REAR BRAKE TUBE DISTRIBUTION.
Consequence & remedy
Consequence: THIS CONDITION CAN INCREASE THE RISK OF A CRASH.
Remedy: DEALERS WILL INSTALL MODIFIED BRAKE TUBES.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
1DP02004 · Engine Seizure
Opened Apr 30, 2002 · Closed Jun 20, 2002
Status: closed (inferred from source dates) · Engine And Engine Cooling
No summary supplied.
Illustration