Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
70–25K
225–50K
2050–75K
3775–100K
60100–150K
23150K+
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
What owners actually said
221 reports
85,000 miles · May 5, 2004
Power Train
TRANSMISSION FAILURE WITH 1999 RX300. MY TRANSMISSION IS SHOT. WE ONLY HAVE 85,000 MILES ON THE CAR. THE DEALERSHIP IS TELLING ME THAT WE SHOULD HAVE CHANGED THE TRANSMISSION OIL MORE FREQUENTLY. HOWEVER, WE WERE NEVER APPROACHED WITH THIS RECOMMENDATION DURING SERVICE VISITS. THE VEHICLE HAS ALWAYS BEEN A LITTLE SLUG…
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TRANSMISSION FAILURE WITH 1999 RX300. MY TRANSMISSION IS SHOT. WE ONLY HAVE 85,000 MILES ON THE CAR. THE DEALERSHIP IS TELLING ME THAT WE SHOULD HAVE CHANGED THE TRANSMISSION OIL MORE FREQUENTLY. HOWEVER, WE WERE NEVER APPROACHED WITH THIS RECOMMENDATION DURING SERVICE VISITS. THE VEHICLE HAS ALWAYS BEEN A LITTLE SLUGGISH. WE BOUGHT THE VEHICLE IN CA AND TWO YEARS AGO MOVED TO NC. DURING ONE OF OUR FIRST SERVICE VISITS, WE ASKED THEM ABOUT THE PERFORMANCE. THE SERVICE STAFF AT THE TIME TOLD US IT WAS INHERENT TO THE DESIGN. EVEN WORST, WE BOUGHT THE PRE-OWN VEHICLE IN CA. WE WERE TOLD THAT IT WAS THROUGHLY INSPECTED. THEY EVEN PRESENTED A INSPECTION CERTIFICATION CERTIFICATE. WE I PRESENTED THIS CERTIFICATE TO THE DEALER IN NC, THEY ARE TELLING ME THAT IT DOES NOT MATCH THE VIN FOR MY VEHICLE. ALSO, THEY CAN NOT TRACK ANY INFORMATION OF THIS INSPECTION IN THEIR INTERNAL NETWORK. NOW I HAVE A CASTISTROPHIC FAILURE ON A VEHICLE THAT I BOUGHT FOR $30,000 WITH ONLY 85,000 MILES!?!? PLEASE HELP WITH ANY RECOMMENDATIONS. THANKS.
NHTSA ODI #10068327
59,790 miles · Apr 16, 2004
Service Brakes, Hydraulic
1999 LEXUS RX300. FIVE DAYS AFTER DISCS, CALIPERS, PADS REPLACED, THE RIGHT FRONT CALIPER FELL OFF WHILE I WAS DRIVING ON INTERSTATE 80 AT 65 MPH. THE CAR BEGAN TO VIOLENTLY SHAKE AND VEER TO THE RIGHT. I WAS ABLE TO SAFELY GET THE CAR OFF THE ROAD. THE LEXUS DEALER CONFIRMED THAT THE CALIPER FELL OFF AND WAS WEDGED BETWEEN …
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1999 LEXUS RX300. FIVE DAYS AFTER DISCS, CALIPERS, PADS REPLACED, THE RIGHT FRONT CALIPER FELL OFF WHILE I WAS DRIVING ON INTERSTATE 80 AT 65 MPH. THE CAR BEGAN TO VIOLENTLY SHAKE AND VEER TO THE RIGHT. I WAS ABLE TO SAFELY GET THE CAR OFF THE ROAD. THE LEXUS DEALER CONFIRMED THAT THE CALIPER FELL OFF AND WAS WEDGED BETWEEN THE RIM OF THE WHEEL AND THE DISC. THE BOLTS WERE MISSING. THE SERVICE MANAGER DID NOT KNOW IF THE BOLTS BROKE FROM A MANUFACTURING DEFECT OR A SERVICE DEFECT. *AK
NHTSA ODI #10066324
80,600 miles · Apr 6, 2004
Engine And Engine Cooling
EXHAUST MANIFOLD CRACK. *LA
NHTSA ODI #10065652
88,000 miles · Apr 6, 2004
Power Train
CATASTROPHIC FAILURE OF TRANSMISSION DUE TO FATIGUE OF INTERNAL PART RESULTING IN TOTAL FAILURE. *LA
NHTSA ODI #10065651
Mileage unknown · Mar 11, 2004
Exterior Lighting
AFTER ATTACHING A U-HAUL TRAILER TO THE RX300 TRAILER HITCH, THE TAIL LIGHTS, TURN SIGNALS AND TRAILER LIGHTS WEREN'T FUNCTIONING. *PH U-HAUL TECHNICIANS CHECKED THE VEHICLE, BUT WASN'T SUCCESSFUL TO FIND THE CAUSE OF THE PROBLEM. CONSUMER WENT TO A DIFFERENT SERVICE DEALER TO REPAIR PROBLEM WITH THE REAR LIGHTING AND TRAIL…
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AFTER ATTACHING A U-HAUL TRAILER TO THE RX300 TRAILER HITCH, THE TAIL LIGHTS, TURN SIGNALS AND TRAILER LIGHTS WEREN'T FUNCTIONING. *PH U-HAUL TECHNICIANS CHECKED THE VEHICLE, BUT WASN'T SUCCESSFUL TO FIND THE CAUSE OF THE PROBLEM. CONSUMER WENT TO A DIFFERENT SERVICE DEALER TO REPAIR PROBLEM WITH THE REAR LIGHTING AND TRAILER LIGHTS. VEHICLE WAS SERVICED AND INSTALLED A NEW CONVERTER BOX AND TRAILER WIRE HARNESS WHERE THE DEALER SAID IT WAS THE UPGRADE VERSION OF THE COMPONENT. *LA
NHTSA ODI #10065185
63,000 miles · Jan 30, 2004
Electrical System
I OWN A 1999 LEXUS RX-300. THE KEYS ARE DEFECTIVE, RESULTING IN A DANGEROUS CONDITION. LEXUS'S DEALERS AND ITS "ROADSIDE ASSISTANCE" PERSONNEL HAVE TOLD ME THAT THE KEYS WERE ORIGINALLY MADE WITH METAL THAT IS TOO BRITTLE. AS A RESULT, THE KEYS GRIND DOWN, AND EVENTUALLY THE KEYS CAN COME OUT WHILE THE CAR IS ON, OR CAN COME O…
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I OWN A 1999 LEXUS RX-300. THE KEYS ARE DEFECTIVE, RESULTING IN A DANGEROUS CONDITION. LEXUS'S DEALERS AND ITS "ROADSIDE ASSISTANCE" PERSONNEL HAVE TOLD ME THAT THE KEYS WERE ORIGINALLY MADE WITH METAL THAT IS TOO BRITTLE. AS A RESULT, THE KEYS GRIND DOWN, AND EVENTUALLY THE KEYS CAN COME OUT WHILE THE CAR IS ON, OR CAN COME OUT BEFORE THE LOCK IS DISENGAGED, MAKING IT IMPOSSIBLE TO START THE CAR. LEXUS HAS ISSUED INTERNAL TECHNICAL BULLETINS, BUT HAS NEVER ADVISED ITS CUSTOMER OF THIS PROBLEM, WHICH RESULTS IN A $900 REPAIR PROBLEM AFTER ABOUT 4 YEARS OF USE. KEYS SHOULD LAST MORE THAN 4 YEARS, OR LEXUS SHOULD BE FORCED TO ADVERTISE THAT FACT TO ITS CUSTOMRES.
NHTSA ODI #10056193
55,000 miles · Jan 14, 2004
EquipmentSeat Belts
BOTH FRONT SEAT BELTS WOULD NOT RETRACT PROPERLY AFTER THEY'VE BEEN TAKEN OFF, OR DURING SUDDEN BRAKING. DEALER REPLACED BOTH UNITS, BUT THE PROBLEM CONTINUED.*AK
NHTSA ODI #10053229
Mileage unknown · Oct 3, 2003
Air Bags
THE CONSUMERS VEHICLE WAS HIT IN THE SIDE BY ANOTHER VEHICLE THAT WAS TRAVELING ABOUT 45 MPH, YET NONE OF THE SIDE AIR BAGS DEPLOYED. THE VEHICLE WAS TOTALED. PLEASE DESCRIBE FURTHER. *NLM
NHTSA ODI #10042295
20,000 miles · Aug 8, 2003
Tires
THE RIGHT REAR TIRE FAILED. *JB
NHTSA ODI #10032476
Mileage unknown · Aug 6, 2003
Power Train
THERE IS A SHUDDER OF THE TRANSMISSION WHEN SHIFTING FROM FIRST TO SECOND GEAR AT APPROXIMATELY 2000 RPM'S. THE VEHICLE IS EQUIPPED WITH ALL-WHEEL DRIVE. I BOUGHT IT WITH 65,570 MI. THE DEALER REPLACED DRIVE SHAFT TO REAR WHEELS AND FRONT AXLE(S). THE PROBLEM REMAINS AND IS A NUISANCE REGARDLESS OF VEHICLE TEMPERATURE.
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.
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.
1999 Lexus RX300 Problems, Complaints & Recalls | Skip That Year