VehicleVerdict

2006 Lexus Rx Hybrid problems

Verdict · NHTSA data

One of the years to avoid

With 214 complaints filed to NHTSA — about 53.5 times the median Rx Hybrid year — the 2006 model ranks #1 of 21 Rx Hybrid years for complaint volume. It lands on the years-to-avoid list. Complainants reported 11 injuries in total across these filings.

No single system dominates the record — complaints spread across brakes (50), electrical system (39), and fuel system (24), which usually points to general build quality rather than one defect.

214

NHTSA complaints

5

Recalls

3

Investigations

20

Crash-involved

0

Fires reported

11

Injuries

0

Deaths

NCAP overall

How does 2006 compare to other Rx Hybrid years?

See all Rx Hybrid years to avoid →

What are the most common 2006 Lexus Rx Hybrid problems?

ComponentComplaintsShare
Brakes5023%
Electrical System3918%
Fuel System2411%
Body & Structure178%
Speed Control178%
Transmission167%
Engine157%
Tires & Wheels126%
Steering115%
Other73%
Airbags21%
Suspension21%
Seat Belts10%
Lighting10%

Does the 2006 Lexus Rx Hybrid have recalls?

5 NHTSA recall campaigns on file. Recall repairs are free at franchised dealers.

13V396000Fuel SystemSeptember 4, 2013 · 133,081 units

Defect

Toyota is recalling certain model year 2006-2010 Highlander hybrid vehicles manufactured February 16, 2005, through July 29, 2010; and model year 2006-2008 Lexus RX400h vehicles manufactured February 23, 2005, through December 2, 2008. The Intelligent Power Module (IPM) inside the inverter module may contain transistors that have higher operating temperatures than the solder can support and the transistors may be heat damaged by the solder. If this occurs, various warning lamps, including the malfunction indicator lamp, slip indicator light, brake system warning light, and master warning light, will be illuminated on the instrument panel.

Consequence

The vehicle may enter a fail-safe/limp-home mode that limits the drivability of the vehicle. It is possible that the hybrid system will shut down while the vehicle is being driven, causing the vehicle to stall unexpectedly, increasing the risk of a crash.

Remedy

Toyota will notify owners, and dealers will replace the IPM free of charge. Owners may contact Toyota at 1-800-331-4331. Vehicles that had their IPM replaced under recall 11V-342 are not affected by this campaign.

11V539000EngineNovember 9, 2011 · 420,326 units

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 WITH THE INNER RING, CAUSING NOISE AND/OR ILLUMINATION OF THE BATTERY DISCHARGE INDICATOR LIGHT.

Consequence

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.

11V342000Electrical SystemJune 29, 2011 · 82,273 units

Defect

TOYOTA IS RECALLING CERTAIN MODEL YEAR 2006-2007 HIGHLANDER HYBRID AND LEXUS RX400H PASSENGER CARS MANUFACTURED FROM FEBRUARY 16, 2005, THROUGH AUGUST 30, 2006. A MODULE INSIDE THE INVERTER MODULE MAY CONTAIN INADEQUATELY SOLDERED TRANSISTORS THAT DURING HIGH-LOAD DRIVING, MAY BE DAMAGED BY HEAT CAUSED BY THE LARGE CURRENT. IF THIS OCCURS, VARIOUS WARNING LAMPS, INCLUDING THE MALFUNCTION INDICATOR LAMP, SLIP INDICATOR LIGHT, BRAKE SYSTEM WARNING LIGHT, AND MASTER WARNING LIGHT, WILL BE ILLUMINATED ON THE INSTRUMENT PANEL.

Consequence

THE VEHICLE MAY ENTER A FAIL-SAFE/LIMP-HOME MODE THAT LIMITS THE DRIVABILITY OF THE VEHICLE. IT IS POSSIBLE THAT THE HYBRID SYSTEM WILL SHUT DOWN WHILE THE VEHICLE IS BEING DRIVEN, CAUSING THE VEHICLE TO STALL UNEXPECTEDLY, INCREASING THE RISK OF A CRASH.

Remedy

TOYOTA/LEXUS MAILED AN INTERIM OWNER NOTIFICATION ON JULY 19, 2011 TO ADVISE OWNERS OF THIS RECALL AND THE FACT THAT THEY WILL RECEIVE A FUTURE NOTICE WHEN PARTS BECOME AVAILABLE TO COMPLETE REPAIRS. TOYOTA DEALERS WILL INSPECT THE HYBRID INVERTER PRODUCTION NUMBER TO DETERMINE WHETHER THE INVERTER CONTAINS SUSPECT TRANSISTORS AND REPLACE THE MODULE FREE OF CHARGE. OWNERS MAY CONTACT TOYOTA AT 1-800-331-4331.

11V112000Speed ControlFebruary 24, 2011 · 769,379 units

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.

Consequence

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.

06V253000Speed ControlJuly 13, 2006 · 367,594 units

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.

Consequence

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.

Consumer complaints filed with NHTSA

Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.

LEXUS RX400H, ACCELERATED WHILE BRAKES WERE APPLIED CAUSING AN ACCIDENT. ALSO THE VEHICLE'S BRAKES WERE SUCH THAT THE THERE WAS A SLIGHT DELAY THAT HAD TO COMPENSATED FOR OR YOU WOULD PASS INTERSECTIONS OR TURNS. THE VEHICLE STILL ACCELERATES AT TIMES WHEN BRAKES ARE APPLIED. *TR

Complaint filed with NHTSA · Brakes · April 15, 2007 · crash

TL*THE CONTACT OWNS A 2006 LEXUS RX400H. WHILE DRIVING 70 MILES PER HOUR THE WARNING LIGHTS ON THE DASHBOARD BEGAN TO FLASH. THE CONTACT STATED THAT THE VEHICLE ALSO LOST POWER WHILE DRIVING. THE CONTACT WAS ADVISED THAT THE INVERTER WAS DEFECTIVE AND THAT SHE WOULD HAVE TO PAY $700 TO HAVE THE…

Complaint filed with NHTSA · Electrical System · March 1, 2010

COMPONENT: ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR SUMMARY: AT A STEADY RATE OF SPEED ON THE HWY, THE CAR SURGES AND PULLS AND IS IMPOSSIBLE TO MAINTAIN A SMOOTH RIDE. WHEN BRAKING EXPERIENCE SHORT BURSTS OF ACCELERATION. I AM CONCERNED AS THIS SEEMS TO BE LEADING TO AN INVERTER FAILURE.…

Complaint filed with NHTSA · Fuel System · February 10, 2011

LEXUS RX 400H ACCELERATED SUDDENLY AS I WAS PULLING INTO A PARKING SPACE, AND CRASHED INTO A BRICK BUILDING. INCURRED $10,000 DAMAGE TO VEHICLE AS A RESULT OF UNEXPLAINED ACCELERATION. NEVER HAS HAPPENED AGAIN-TOOK TO LEXUS DEALER TO HAVE IT CHECKED AFTER DAMAGES REPAIRED AT BODY SHOP. THE CONSUMER…

Complaint filed with NHTSA · Speed Control · January 30, 2009 · crash

AS I WAS PULLING INTO A PARKING SPACE ON THE 4TH LEVEL OF A 6 STORY PARKING BUILDING, I HAD MY FOOT ON THE BRAKE PEDAL AND THE VEHICLE WAS COMING TO A STOP, SUDDENLY THE VEHICLE ACCELERATED (LOUNGED) FORWARD. THERE WERE STEEL CABLES (RAIL GUARDS) THAT STOPPED THE VEHICLE FROM GOING OVER AND NOSE…

Complaint filed with NHTSA · Body & Structure · April 12, 2013 · crash

2006 Lexus Rx Hybrid — common questions

Is the 2006 Lexus Rx Hybrid reliable?

NHTSA data argues against it: 214 complaints put the 2006 model at #1 of 21 Rx Hybrid years. It is one of the Rx Hybrid years to avoid.

What are the most common 2006 Rx Hybrid problems?

According to NHTSA complaint data, the leading problem areas are brakes (50 complaints), electrical system (39 complaints), fuel system (24 complaints).

Does the 2006 Lexus Rx Hybrid have recalls?

Yes — NHTSA lists 5 recall campaigns affecting the 2006 Lexus Rx Hybrid. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Is the 2006 Lexus Rx Hybrid under NHTSA investigation?

NHTSA opened 3 investigations into this model year; all are now closed.

Which Lexus Rx Hybrid years should you avoid?

Based on complaint rates and open investigations, the Rx Hybrid years to avoid are 2006, 2008, 2007. The cleanest record among Rx Hybrid years belongs to 2023.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.