THIS IS MY SECOND TRANSMISSION FAILURE IN THIS VEHICLE. IF YOU READ ANY LEXUS OWNER'S BLOG, YOU WILL REALIZE THAT THE EARLY RX300 MODELS HAVE A SERIOUSLY HIGH FAIL RATE FOR TRANSMISSIONS. MOST FAIL AROUND 80K MILES. MINE HAS AVERAGED 70K MILES PER TRANSMISSION. LEXUS REALLY NEED TO OWN UP TO THEIR DESIGN FLAW. *TR
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 reportsTRANSMISSION FAILURE. *TR
TRANSMISSION FAILURE IN A LEXUS RX300. *TR
MY 1999 LEXUS RX-300 AUTOMATIC TRANSMISSION FAILED TO ENGAGE IN HIGHER GEAR AND CONTINUED AT 2ND GEAR. I HAVE FLUSHED THE ATF WITH ORIGINAL TOYOTA TYPE 4 ATF FLUID EVERY 30K MILES. THIS VEHICLE HAS ALWAYS BEEN WELL-MAINTAINED REGULARLY AND DRIVEN UNDER NORMAL DRIVING CONDITION. *TR
1999 LEXUS RX-300. I HAVE 94,000 MILES ON IT, ORIGINAL OWNER. HAVE GOTTEN EVERY SCHEDULED MAINTENANCE SERVICE ON IT INCLUDING 30,000 , 60,000 AND 90,000 MILES SERVICE IN OCTOBER 2008. NOW MARCH 2009 AND HAVE COMPLETE TRANSMISSION FAILURE AT 94,000 MILES WHEN I HAD 92,000 MILES ON MY CAR FOR ITS SERVICE IN OCTOBER 2008. SAW A…
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1999 LEXUS RX-300. I HAVE 94,000 MILES ON IT, ORIGINAL OWNER. HAVE GOTTEN EVERY SCHEDULED MAINTENANCE SERVICE ON IT INCLUDING 30,000 , 60,000 AND 90,000 MILES SERVICE IN OCTOBER 2008. NOW MARCH 2009 AND HAVE COMPLETE TRANSMISSION FAILURE AT 94,000 MILES WHEN I HAD 92,000 MILES ON MY CAR FOR ITS SERVICE IN OCTOBER 2008. SAW ALL THE TALK ON THE INTERNET ABOUT THOUSANDS OF PEOPLE IN SAME SITUATION AND LEXUS CUSTOMER SERVICE SAYS THEY HAVE NO IDEA WHAT I AM REFERRING TO! *TR
TRANSMISSION HAD SLIPPING PROBLEMS ABOUT 6 MONTHS AGO. DRAINED TRANS & CHANGED FILTERS. REMOVED SHIFT SOLENOIDS & CHECKED TO SEE IF THEY OPERATED. ROAD TESTED FAIRLY GOOD. FOUND OUT FROM REPUTABLE TRANS REPAIR PERSON THAT THIS PARTICULAR YEAR MODEL TRANS HAS HAD MANY PROBLEMS THAT LEXUS HAS NOT BEEN ADDRESSING. THEY CAN REBUILD …
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TRANSMISSION HAD SLIPPING PROBLEMS ABOUT 6 MONTHS AGO. DRAINED TRANS & CHANGED FILTERS. REMOVED SHIFT SOLENOIDS & CHECKED TO SEE IF THEY OPERATED. ROAD TESTED FAIRLY GOOD. FOUND OUT FROM REPUTABLE TRANS REPAIR PERSON THAT THIS PARTICULAR YEAR MODEL TRANS HAS HAD MANY PROBLEMS THAT LEXUS HAS NOT BEEN ADDRESSING. THEY CAN REBUILD TRANS BUT CANNOT UPDATE COMPUTER FOR THE SHIFTING PROBLEMS WHICH WILL RUIN TRANS DURING TEST DRIVE. NOW MY TRANS WILL NOT GO INTO REVERSE. *TR
DURING NORMAL DRIVING - THE ENGINE STARTED TO REV HIGHER THAN NORMAL - BARELY GOT THE CAR HOME (2 1/2 MILES) - GOING DOWN THE ROAD WITH A 55MPH SPEED LIMIT AT 20 MPH, THE NEXT DAY I TOOK THE CAR FOR A SHORT TEST DRIVE AND IT WOULD NOT SHIFT - WILL BE TAKING THE CAR (99 RX300) TO A SHOP TO HAVE IT FIXED. *TR
WHEN I RUN THE AIR CONDITIONING SYSTEM, WATER SEEPS FROM UNDER THE FLOOR BOARD ON THE PASSENGER SIDE, SOMETIMES UP TO 3/4 INCH. I HAVE TO USE A VACUUM AND OR A CUP TO GET IT OUT. IT IS DAMAGING THE BODY. PLEASE ADVISE. *TR
LEXUS RX300 1999 MODEL COMPLETE TRANSMISSION FAILURE AT JUST OVER 100K MILES. BASED ON INTERNET COMMENTS THIS IS A REAL PROBLEM THAT SHOULD BE A RECALL. COST TO REPLACE IS FROM $3500-4500. ON AN EXPENSIVE CAR LIKE THIS, IT IS CRAZY. *TR
I WAS JUST DRIVING ALONG AND AS I BEGAN TO ACCELERATE THE RPMS WENT REAL HIGH AND THE SPEED WOULD NOT INCREASE. AFTER STOPPING AND STARTING AGAIN IT BEGAN JERKING AND WOULD NOT CHANGE GEARS. IT TURNED OUT THAT MY TRANSMISSION HAD FAILED. I BOUGHT A 2000 RECONDITIONED ONE TO SAVE MONEY. NOW I'M HAVING PROBLEMS WITH IT! *TR
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.
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