The Lemon Index

All cars · Lexus RX · 2004

2004 Lexus RX. Advanced data.

The raw numbers: engines, recall campaign numbers, failure mileage and manufacturer communications.

Lemon Index170100 = average car
Complaints154NHTSA, first 3 years
Sold106,531U.S. model year
Per 100K sold145complaints
Year rank#19 of 19#1 = fewest complaints

Engines and drivetrains 4

EngineTransmissionDriveCity / hwy / combinedFuelFuel cost/yr
3.3L 6-cylAuto 5-spdFWD17 / 24 / 20Regular$3,100
3.3L 6-cylAuto (S5)FWD17 / 24 / 20Regular$3,100
3.3L 6-cylAuto 5-spd4Wheel or AWD16 / 22 / 19Regular$3,300
3.3L 6-cylAuto (S5)4Wheel or AWD16 / 22 / 19Regular$3,300

EPA test versions for this model year. Fuel cost is the EPA's current estimate, not the price in that year.

Failure mileage by system

Half of owners who gave a mileage reported the problem between 8,000 and 90,000 miles. Median 46,000, from 214 complaints with a mileage.

SystemMedianMiddle halfComplaints
Transmission & drivetrain5,400300–48,60044
Brakes10,0005,300–18,30041
Body structure92,00051,300–117,00029
Speed control50,00018,000–111,00027
Airbags89,00045,200–129,00021

Mileage owners typed into their NHTSA complaint, all complaints for this model year. People report some problems late, so read it as a range.

Complaints by system

SystemShare of complaints
Transmission & drivetrain39%
Brakes39%
Lights7%
Visibility7%
Speed control4%

One complaint can name more than one system, so shares can add to more than 100%.

Severity, all complaints

TotalCrashesFiresInjuriesDeathsTows
3273822131

As reported by owners to NHTSA. Not verified.

Recall campaigns 6

  • 11V539000 Nov 2011 Engine And Engine Cooling

    Defect. TOYOTA IS RECALLING CERTAIN MODEL YEAR 2004 AVALON VEHICLES; 2004 AND 2005 CAMRY, CAMRY SOLARA, HIGHLANDER, AND SIENNA VEHICLES, 2006 HIGHLANDER HYBRID; 2004 AND 2005 LEXUS ES330 AND RX330; AND 2006 LEXUS RX400H VEHICLES MANUFACTURED FROM JUNE 1, 2004 THROUGH MARCH 31, 2005, EQUIPPED WITH THE 1MZ-FE OR 3MZ-FE ENGINE. THE AMOUNT OF ADHESIVE AGENT APPLIED BETWEEN THE OUTER RING AND THE TORSIONAL RUBBER DAMPER (INNER RING) IN THE CRANKSHAFT PULLEY MAY BE INADEQUATE. IF THE ADHESIVE IS INSUFFICIENT, THERE IS A POSSIBILITY THAT THE OUTER RING MAY BECOME MISALIGNED AND IT MAY NOT PROPERLY ROTATE W

    Risk. IN SOME CASES, THE BELT FOR THE POWER STEERING PUMP MAY BECOME DETACHED FROM THE PULLEY WHICH COULD RESULT IN A LOSS OF POWER STEERING AND A SUDDEN INCREASE IN STEERING EFFORT, INCREASING THE RISK OF A CRASH.

    Remedy. TOYOTA WILL NOTIFY OWNERS, AND DEALERS WILL CHECK THE CRANKSHAFT PULLEY TO IDENTIFY WHETHER IT WAS PRODUCED BY THE U.S. SUPPLIER. IF SO, THE DEALER WILL REPLACE THE PULLEY WITH A NEW ONE AT NO CHARGE. THE SAFETY RECALL IS EXPECTED TO BEGIN DURING EARLY JANUARY 2012. OWNERS MAY CONTACT TOYOTA AT 1-800-331-4331.

  • 11V112000 Feb 2011 Vehicle Speed Control / Accelerator Pedal

    Defect. TOYOTA IS RECALLING CERTAIN MODEL YEAR 2004-2006 HIGHLANDER, HIGHLANDER HYBRID, AND MODEL YEAR 2004-2007 LEXUS RX330, RX350, AND RX400H VEHICLES. IF THE FORWARD RETENTION CLIP USED TO SECURE THE FLOOR CARPET COVER, WHICH IS LOCATED IN FRONT OF THE CENTER CONSOLE, IS NOT INSTALLED PROPERLY THE COVER MAY LEAN TOWARD THE ACCELERATOR PEDAL AND INTERFERE WITH THE ACCELERATOR PEDAL ARM.

    Risk. IF THIS OCCURS, THE ACCELERATOR PEDAL MAY TEMPORARILY BECOME STUCK IN A PARTIALLY DEPRESSED POSITION RATHER THAN RETURN TO THE IDLE POSITION. A STUCK ACCELERATOR PEDAL MAY RESULT IN UNINTENDED AND SUSTAINED VEHICLE SPEEDS AND MAKE IT DIFFICULT TO STOP, INCREASING THE RISK OF A VEHICLE CRASH.

    Remedy. DEALERS WILL REPLACE THE FLOOR CARPET COVER WITH A NEWLY DESIGNED ONE FREE OR CHARGE. THE SAFETY RECALL IS EXPECTED TO BEGIN DURING MARCH 2011. OWNERS MAY CONTACT TOYOTA AT 1-800-331-4331.

  • 10V499000 Oct 2010 Service Brakes, Hydraulic / Foundation Components / Master Cylinder

    Defect. TOYOTA IS RECALLING CERTAIN MODEL YEAR 2005-2006 AVALON, MODEL YEAR 2004-2006 HIGHLANDER, MODEL YEAR 2004-2006 LEXUS RX, AND MODEL YEAR 2006 LEXUS GS AND IS VEHICLES. BRAKE FLUID CONTAINING POLYMERS IS USED THAT ACTS AS LUBRICANTS FOR CERTAIN BRAKE SYSTEM COMPONENTS. IF REPLACEMENT BRAKE FLUID IS USED THAT DOES NOT CONTAIN SUCH POLYMERS, OR THAT CONTAINS ONLY SMALL AMOUNTS, A PART OF THE RUBBER SEAL LOCATED AT THE REAR OF THE BRAKE MASTER CYLINDER MAY BECOME DRY, AND THE SEAL MAY CURL DURING MOVEMENT OF THE PISTON. IF THIS OCCURS, A SMALL AMOUNT OF BRAKE FLUID COULD SLOWLY LEAK FROM THE SEA

    Risk. A LEAK OF BRAKE FLUID COULD LEAD TO A CHANGE IN BRAKE PEDAL FEEL AND OVERTIME A DEGRADATION IN BRAKING PERFORMANCE INCREASING THE RISK OF A CRASH.

    Remedy. DEALERS WILL REPLACE THE SEAL WITH A NEWLY DESIGNED ONE. THIS SERVICE WILL BE PERFORMED FREE OF CHARGE. THE SAFETY RECALL BEGAN ON NOVEMBER 15, 2010. OWNERS MAY CONTACT TOYOTA AT 1-800-331-4331 AND LEXUS AT 1-800-255-3987.

  • 06V253000 Jul 2006 Vehicle Speed Control / Accelerator Pedal

    Defect. ON CERTAIN SPORT UTILITY AND HYBRID VEHICLES, THE TWO RETAINING CLIPS FOR THE DRIVER'S SIDE FORWARD CENTER CONSOLE CAN BECOME LOOSE. IF BOTH CLIPS SEPARATE FROM THE FLOOR CARPET COVER, THE COVER MAY LEAN TOWARD THE ACCELERATOR PEDAL, CAUSING INTERFERENCE WITH THE ACCELERATOR PEDAL ROD.

    Risk. THIS CONDITION MAY INTERFERE WITH THE ACCELERATOR PEDAL RETURNING TO THE IDLE POSITION INCREASING THE RISK OF A CRASH.

    Remedy. DEALERS WILL REPLACE THE TWO FLOOR CARPET COVER RETAINING CLIPS FREE OF CHARGE. THE RECALL BEGAN ON JULY 24, 2006, AND SHOULD BE COMPLETED BY EARLY SEPTEMBER 2006. OWNERS MAY CONTACT TOYOTA AT 1-800-331-4331 OR LEXUS AT 1-800-255-3987.

  • 06V023000 Jan 2006 Seat Belts / Rear/Other

    Defect. CERTAIN SPORT UTILITY VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 210, "SEAT BELT ASSEMBLY ANCHORAGES." THE ANCHOR BOLT FOR THE REAR, LEFT-HAND SIDE SEAT BELT BUCKLE DIRECTLY BEHIND THE DRIVER'S SEAT DOES NOT HAVE SUFFICIENT STRENGTH.

    Risk. THE REAR SEAT OCCUPANT MAY NOT BE PROPERLY RESTRAINED IN THE EVENT OF A CRASH.

    Remedy. DEALERS WILL REPLACE FREE OF CHARGE THE REAR, LEFT-HAND SIDE SEAT BELT BUCKLE ANCHOR BOLT WITH AN IMPROVED ONE. THE RECALL BEGAN ON FEBRUARY 3, 2006. OWNERS MAY CONTACT LEXUS AT 800-255-3987.

  • 04V558000 Nov 2004 Exterior Lighting / Brake Lights / Switch

    Defect. CERTAIN PASSENGER VEHICLES MAY BE EQUIPPED WITH AN IMPROPERLY DESIGNED BRAKE LIGHT SWITCH. A SILICON OXIDE BUILD-UP OCCURS ON THE CONTACTS INSIDE THE BRAKE LIGHT SWITCH, WHICH CAN MAKE IT INOPERABLE.

    Risk. IF THE SWITCH IS INOPERABLE, THE BRAKE LIGHTS WILL NOT ILLUMINATE AND CAN INCREASE THE RISK OF A CRASH.

    Remedy. DEALERS WILL REPLACE THE BRAKE LIGHT SWITCH. THE RECALL BEGAN DURING DECEMBER 2004. OWNERS SHOULD CONTACT TOYOTA AT 1-800-331-4331.

NHTSA investigations

StatusSubjectOpenedClosed
ClosedUnintended and uncontrolled acceleration20102011
ClosedVacuum brake booster failure20052005

Manufacturer communications 177

Lexus filed 177 service communications for this car with NHTSA.

  • Rattle or buzz type noise coming from the driver's side instrument panel area
  • The purpose of this service bulletin is to provide information regarding the installation of…
  • The purpose of this bulletin is to provide precautions to follow when installing an automatic

Safety equipment

Electronic stabilityForward collision warningLane departure warning
StandardNoNo

Nearby model years

YearLemon IndexComplaintsSoldTop system
2001–1877,426Speed control
2002–1672,963Airbags
2003–892,366Visibility
2004170154106,531Transmission & drivetrain
2005–16108,775Lights
20064433108,348Tires
20077064103,340Speed control

Sources: NHTSA complaints, recalls, investigations and manufacturer communications; EPA fuel economy data; YouTube video titles. Complaints are owner reports, not proof of a defect.

Updated

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