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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 →

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.

18 crash reports10 fire reports11 injury reports

Power Train complaints

129 reports
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142,500 miles · Jul 19, 2011
Power Train

138,000 USED VEHICLE. UPON PURCHASE DID TIMING BELT, WATER PUMP AND ALL BELTS. THEN HAD A TRANSMISSION FLUSH. WENT ON A 500 MILE ROUND TRIP AND UPON RETURNING LOST OVERDRIVE. MADE IT HOME THEN NEXT DAY A SEVERE LOSE OF POWER AND TRANS WOULD NOT SHIFT. AFTER RESTARTING WOULD SHIFT BUT NO OVERDRIVE. AFTER INVESTIGATING FOUND HUN…

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138,000 USED VEHICLE. UPON PURCHASE DID TIMING BELT, WATER PUMP AND ALL BELTS. THEN HAD A TRANSMISSION FLUSH. WENT ON A 500 MILE ROUND TRIP AND UPON RETURNING LOST OVERDRIVE. MADE IT HOME THEN NEXT DAY A SEVERE LOSE OF POWER AND TRANS WOULD NOT SHIFT. AFTER RESTARTING WOULD SHIFT BUT NO OVERDRIVE. AFTER INVESTIGATING FOUND HUNDREDS OF SIMILAR INCIDENTS WHEN YOU QUERY LEXUS TRANSMISSION FAILURE. I CAN UNDERSTAND LOSING A TRANSMISSION BUT READING ALL THESE COMPLAINANTS IT IS CLEAR THAT THIS PRODUCT IS DEFECTIVE. *KB

NHTSA ODI #10413649

128,030 miles · Jul 19, 2011
Power Train

LEXUS RX300, TRANSMISSION SHIFT PROBLEMS AT GEAR 3 AND 4. RPM GOES OVER 4000, IRRESPECTIVE OF WARM OR COLD ENGINE. I HAVE AN ENGINE LIGHT CODE 0765 (SOLENOID SHIFT D MALFUNCTION). *KB

NHTSA ODI #10413644

Mileage unknown · Jul 14, 2011
Electrical SystemPower TrainSuspension

I PURCHASED USED 1999 LEXUS RX300 IN 2008 AND SO FAR I'VE HAD TO REPLACE THE TRANSMISSION DUE TO UNEXPECTED CATASTROPHIC FAILURE, BOTH AIR RATIO SENSORS, BOTH KNOCK SENSORS, OXYGEN SENSOR, FRONT STRUT MOUNTS, AND NOW POSSIBLY HAVE TO CHANGE THE TRANSMISSION AGAIN (NOT SHIFTING CORRECTLY). I WAS NOT AWARE THAT THE 1999 TO 2001 R…

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I PURCHASED USED 1999 LEXUS RX300 IN 2008 AND SO FAR I'VE HAD TO REPLACE THE TRANSMISSION DUE TO UNEXPECTED CATASTROPHIC FAILURE, BOTH AIR RATIO SENSORS, BOTH KNOCK SENSORS, OXYGEN SENSOR, FRONT STRUT MOUNTS, AND NOW POSSIBLY HAVE TO CHANGE THE TRANSMISSION AGAIN (NOT SHIFTING CORRECTLY). I WAS NOT AWARE THAT THE 1999 TO 2001 RX300S WERE SO PROBLEMATIC. SINCE THIS IS MY ONLY VEHICLE AND I AM STILL MAKING PAYMENTS ON IT, I AM STUCK FOOTING THE BILL FOR ALL THESE REPAIRS. WHICH FROM WHAT I HAVE RESEARCHED ARE ATTRIBUTED TO BAD ENGINEERING. I AM CONSTANTLY HAVING TO REPAIR A VEHICLE WHICH IS SUPPOSEDLY KNOWN FOR QUALITY. THE PROBLEMS THAT I'VE MENTIONED ARE JUST THE MAJOR REPAIRS. I HAVE OTHER MINOR ISSUES SUCH AS REAR POWER WINDOW MUST REMAIN LOCKED OR IT OPENS ON IT'S OWN, DASHBOARD LIGHTS DO NOT ILLUMINATE,AND POWER ROOF GETS STUCK OPEN INTERMITTENTLY. *TR

NHTSA ODI #10412327

228,000 miles · Jul 12, 2011
Power Train

1999 LEXUS RX300 WHICH HAD TRANSMISSION SERVICE ON MARCH 17TH 2011 AT , BEGAN TO MAKE A WHIRRING SOUND AND SLIP OUT OF GEAR WHILE DRIVING ON INTERSTATE 85 NORTH ON SATURDAY JULY 9TH 2011. I IMMEDIATLY PULLED OFF ONTO THE SHOULDER OF THE INTERSTATE TO CHECK THE FLUID AND IT SHOWED FULL ON THE DIP STICK. ON MONDAY JULY 11TH 2011 T…

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1999 LEXUS RX300 WHICH HAD TRANSMISSION SERVICE ON MARCH 17TH 2011 AT , BEGAN TO MAKE A WHIRRING SOUND AND SLIP OUT OF GEAR WHILE DRIVING ON INTERSTATE 85 NORTH ON SATURDAY JULY 9TH 2011. I IMMEDIATLY PULLED OFF ONTO THE SHOULDER OF THE INTERSTATE TO CHECK THE FLUID AND IT SHOWED FULL ON THE DIP STICK. ON MONDAY JULY 11TH 2011 THE RX300 IN QUESTION WAS TAKEN TO THE SAME DEALERSHIP WHICH PERFORMED THE SERVICE OF THE TRANSMISSION ON MARCH 17TH 2011, AND THEY INFORMED ME THAT I WOULD NEED A NEW TRANSMISSION COSTING UPWARD OF $4500. AFTER FURTHER INVESTIGATION I HAVE FOUND THERE ARE THOUSANDS OF COMPLAINTS REGARDING THE RX300 MODEL YEARS 1999-2001 DESCRIBING THE EXACT SAME DRIVE TRAIN FAILURE. IT IS APPARENT THAT LEXUS IS AWARE OF THIS ISSUE AND HAS FAILED TO ISSUE ANY TYPE OF WARNING TO ITS CONSUMERS OF IMPENDING TRANSAXLE FAILURE DUE TO AN INFERIOR SHIFTING APPARATUS. AS STATED EARLIER SERVICE WAS PERFORMED ON MY RX300 AND ANY MENTION OF IMPENDING PROBLEMS WERE ABSENT. AS A CONSUMER I FEEL THAT IT IS THE RESPONSIBILITY OF LEXUS TO WARN ITS CUSTOMERS OF ANY PROBLEMS WHICH MAY ARISE DUE TO INADEQUATE EQUIPMENT. BELOW ARE LINKS TO OTHER WEBSITES WHICH LIST COMPLAINTS OF THE EXACT TRANSAXLE FAILURE. A RECALL FOR REPAIRS SHOULD BE ISSUED AS THIS IS A SERIOUS VEHICLE FAILURE. IF I HAD BEEN INFORMED OF THIS IMPENDING ISSUE COSTLY REPAIRS AND DAMAGE CERTAINLY WOULD HAVE BEEN AVOIDED. US.LEXUSOWNERSCLUB.COM/FORUMS/INDEX.PHP?SHOWTOPIC=28020 - HTTP://TOWNHALL-TALK.EDMUNDS.COM/WEBX/.F111D9C/1. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6) *TT

NHTSA ODI #10411924

165,000 miles · Jul 7, 2011
Power Train

THE AUTOMATIC TRANSMISSION ON MY 1999 LEXUS RX300 FAILED AT 165,000 MILES. IT CONSTANTLY TRIED TO DOWNSHIFT, AND AS A RESULT IT RAN HOT AND BURNED TRANSMISSION FLUID. PRIOR TO FAILING, IT CEASED SHIFTING INTO OVERDRIVE WHILE I WAS ON THE HIGHWAY, FORCING ME TO DRIVE IN A LOW GEAR AT 4,500 RPMS AND WASTE GAS WHILE I DROVE AS FA…

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THE AUTOMATIC TRANSMISSION ON MY 1999 LEXUS RX300 FAILED AT 165,000 MILES. IT CONSTANTLY TRIED TO DOWNSHIFT, AND AS A RESULT IT RAN HOT AND BURNED TRANSMISSION FLUID. PRIOR TO FAILING, IT CEASED SHIFTING INTO OVERDRIVE WHILE I WAS ON THE HIGHWAY, FORCING ME TO DRIVE IN A LOW GEAR AT 4,500 RPMS AND WASTE GAS WHILE I DROVE AS FAR AS I COULD TOWARD THE MECHANIC. *TR

NHTSA ODI #10410930

145,000 miles · Jun 11, 2011
Power Train

MY DAUGHTER WAS DRIVING HER 1999 LEXUS RX300 TO WORK WHEN, IN HEAVY TRAFFIC, THE TRANSMISSION COMPLETELY DISENGAGED ALMOST CAUSING HER TO HAVE AN ACCIDENT. SEVERAL CARS ALMOST HIT HER WHILE SHE TRIED TO NAVIGATE THE CAR OFF THE ROADWAY TO A SAFE PLACE. CARRIED THE CAR TO THE LOCAL TOYOTA DEALER (THERE IS NO LOCAL LEXUS DEALER …

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MY DAUGHTER WAS DRIVING HER 1999 LEXUS RX300 TO WORK WHEN, IN HEAVY TRAFFIC, THE TRANSMISSION COMPLETELY DISENGAGED ALMOST CAUSING HER TO HAVE AN ACCIDENT. SEVERAL CARS ALMOST HIT HER WHILE SHE TRIED TO NAVIGATE THE CAR OFF THE ROADWAY TO A SAFE PLACE. CARRIED THE CAR TO THE LOCAL TOYOTA DEALER (THERE IS NO LOCAL LEXUS DEALER HERE) AND WAS TOLD THE TRANSMISSION WOULD NEED TO BE REPLACED AND THE COST WOULD BE $3,700. THERE WERE NO ADVANCED INDICATIONS THE TRANSMISSION WAS HAVING PROBLEMS IT JUST SUDDENLY QUIT WORKING. THIS IS A VERY DANGEROUS SCENARIO AND WE ARE BLESSED THAT OUR DAUGHTER WAS NOT INVOLVED IN AN ACCIDENT DUE TO THE TRANSMISSION FAILURE. *TR

NHTSA ODI #10405938

145,000 miles · Mar 1, 2011
Power Train

TRANSMISSION FAILURE AT 145K NO WARNING 4K TO REPAIR. *TR

NHTSA ODI #10386078

110,000 miles · Jan 20, 2011
Power Train

TRANSMISSION FAILURE AT 110K MILES; REQUIRED TRANSMISSION REPLACEMENT. *TR

NHTSA ODI #10378066

94,000 miles · Oct 2, 2010
Power Train

BEGAN WITH VERY ROUGH IDLE. TRANSMISSION THEN REFUSES TO SHIFT TO OVERDRIVE GEAR. *TR

NHTSA ODI #10358873

128,712 miles · Aug 19, 2010
Power Train

WHILE DRIVING MY LEXUS RX300 I HEARD A SLIGHT POP UNDER THE FRONT. AND THE CAR STOPPED. I WAS TOLD THE TRANSMISSION WENT BAD. THE CAR HAS 128,000 MILES. *TR

NHTSA ODI #10350693

Official recalls

2

99V011000 · 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

1

DP02004 · Engine Seizure

Opened Apr 30, 2002 · Closed Jun 20, 2002

Status: closed (inferred from source dates) · Engine And Engine Cooling

No summary supplied.