Owner-reported complaints naming the driver-assistance system, filed with NHTSA
Data refreshed
Driver assistance reportsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
20
Latest Jun 13, 2022
Share of all reportsThis category as a share of every owner report on file for this model year. One report can name more than one component, so the categories overlap.
35%
of 57 total
Crash or fire reportedReports in this category whose submitter recorded that a crash or a fire occurred. The reporter's own answer on the NHTSA form, not a verified finding.
15
Injuries or deaths reportedTotals the submitters entered on their own reports in this category. Not verified by NHTSA and not a casualty statistic.
9
What this page shows
Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems. Every record below is an owner-reported complaint about the 2008 Lexus RX Hybrid submitted to NHTSA — not a confirmed defect, not a recall and not a manufacturer bulletin. 20 reports on file name it.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Owner reports naming driver-assistance
Shown in the owner’s own words, exactly as filed
BrakesDriver assistance
Filed Jun 13, 2022
The contact owns a 2008 Lexus RX400H. The contact stated that while driving at an undisclosed speed, the vehicle made an abnormal sound with the VSC message displayed and the ABS and traction control warning lights illuminated. Additionally, the vehicle made the same abnormal sound for 15 minutes after the vehicle was turned off. The vehicle was taken to an independent mechanic who diagnosed that the ABS accumulator pump needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure but informed the contact that the extended warranty had expired. The failure mileage was approximately 138,140. Consumer stated extended warranty program for the defective part but that program expired in 2018. When the ABS actuator pump fails, it stops regulating and maintaining hydraulic pressure in the brake lines which can lead to brake failure. No recall was ever issued despite the fact that a failure of the braking system.
NHTSA ID
11468955
Incident
Jun 13, 2022
Mileage
138,140 mi
Driver assistance
Filed Mar 8, 2016
Crash reported3 injuries reported
IT WAS FRIDAY MORNING ABOUT 10AM. I HAD A PULLED SLOWLY INTO QUEST DIAGNOSTIC LABORATORY PARKING SPACE. I HAD MY FOOT ON THE BRAKE. I WAS STOPPED I WAS PUTTING THE CAR INTO THE PARK POSITION WHEN THE CAR SUDDENLY ACCELERATED FORWARD AT THE HIGH RATE OF SPEED. THE CAR WENT OVER THE CEMENT BLOCK AND PAVEMENT AND THRU THE DOUBLE DOORS AND INSIDE THE BUILDING FINALLY STOPPING WHEN I HIT THE RECEPTIONIST COUNTER.
NHTSA ID
10840420
Incident
Jan 22, 2016
Mileage
99,000 mi
BrakesDriver assistance
Filed Feb 9, 2016
Crash reported1 injury reported
WHILE ATTEMPTING TO BACK INTO A PARKING SPACE, ACCELERATOR STUCK IN DOWN POSITION, BRAKES LOCKED UP, ENGINE ACCELERATED TO VERY FAST RATE, STEERING WOULD NOT RESPOND RESULTING IN MY CAR SLAMMING INTO FRONT END OF CAR PARKED BEHIND ME AT A HIGH RATE OF SPEED. MY CAR THEN ACCELERATED FORWARD CONTINUING AT A VERY HIGH RATE OF SPEED ACROSS PARKING LOT AND HITTING ANOTHER CAR BROADSIDE WHICH FINALLY STOPPED MY CAR. MY CAR WAS A TOTAL LOSS AS DEEMED BY MY INSURANCE COMPANY.
NHTSA ID
10825201
Incident
Feb 3, 2016
Mileage
56,000 mi
Driver assistance
Filed Nov 3, 2015
I HAVE NOTICED THIS ISSUE A COUPLE OF TIMES OVER THE 7 YEARS I HAVE HAD THE CAR (SINCE IT WAS NEW), MOST RECENTLY YESTERDAY: WHEN I AM TRAVELING AT MEDIUM SPEEDS, SAY 30-45 MPH, AND I HIT A BUMP IT FEELS LIKE I GET A LITTLE "PUSH IN THE BUTT". SORT OF LIKE A FORWARD SKID. SO THEN I APPLY THE BRAKES A BIT. DON'T KNOW HOW ELSE TO DESCRIBE THIS. MY HUSBAND SAYS THAT HE CAN'T FEEL IT WHEN HE IS A PASSENGER.
NHTSA ID
10788154
Incident
Nov 2, 2015
Mileage
87,160 mi
AirbagsBrakesDriver assistance
Filed Aug 19, 2015
Crash reported
TL* THE CONTACT OWNS A 2008 LEXUS RX400H. WHILE DRIVING AT APPROXIMATELY 5 MPH AND ATTEMPTING TO PARK, THE BRAKE PEDAL WAS DEPRESSED BUT THE BRAKES FAILED TO RESPOND. AS A RESULT, THE VEHICLE DROVE OVER A CURB AND CRASHED INTO TREES AND BUSHES. THE AIR BAGS DID NOT DEPLOY. A POLICE REPORT WAS NOT FILED. THE VEHICLE WAS TOWED TO THE CONTACT'S RESIDENCE. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 80,000.
NHTSA ID
10749750
Incident
Aug 1, 2015
Mileage
80,000 mi
Driver assistance
Filed Dec 29, 2014
Crash reported1 injury reported
TL* THE CONTACT OWNS A 2008 LEXUS RX400H. THE CONTACT STATED THAT WHILE ATTEMPTING TO PARK, THE VEHICLE SUDDENLY EXPERIENCED AN UNINTENDED ACCELERATION AND CRASHED INTO A TREE. THE CONTACT MENTIONED THAT THE DRIVER WAS DEPRESSING THE BRAKE PEDAL WHEN THE VEHICLE SUDDENLY ACCELERATED UP TO 16 MPH. A POLICE REPORT WAS NOT FILED. THE DRIVER SUSTAINED A BACK INJURY THAT REQUIRED MEDICAL ATTENTION. THE VEHICLE WAS DESTROYED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 60,000. UPDATED 04/14/15*LJ UPDATED 6/29/2015 *JS
NHTSA ID
10668650
Incident
Oct 3, 2014
Mileage
60,000 mi
AirbagsDriver assistance
Filed Nov 26, 2014
Crash reported
TL* THE CONTACT OWNS A 2008 LEXUS RX400H. THE CONTACT STATED THAT WHILE PULLING INTO A PARKING SPACE, THE VEHICLE ACCELERATED INDEPENDENTLY CAUSING THE VEHICLE TO CRASH INTO A ROCK WALL. THE AIR BAGS FAILED TO DEPLOY. A POLICE REPORT WAS FILED AND NO INJURIES WERE SUSTAINED. THE VEHICLE WAS REPAIRED BUT THE FAILURE WAS NOT DIAGNOSED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 65,000.
NHTSA ID
10661091
Incident
Sep 9, 2014
Mileage
65,000 mi
Driver assistance
Filed Nov 24, 2014
Crash reported
TL* THE CONTACT OWNS A 2008 LEXUS RX400H. THE CONTACT STATED THAT WHILE TRAVELING APPROXIMATELY 20 MPH ATTEMPTING TO MAKE A RIGHT TURN, THE VEHICLE JERKED FORWARD AND ACCELERATED WITHOUT ANY WARNING. THE CONTACT HAD TO ENGAGE THE BRAKES IN ORDER TO SLOW THE VEHICLE DOWN. THE VEHICLE WAS NOT INSPECTED OR DIAGNOSED. THE DEALER AND THE MANUFACTURER WERE NOTIFIED OF THE INTERMITTENT FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 79,000. UPDATED 01/20/15*LJ THE VEHICLE CRASHED INTO A FENCE. DAMAGING THE FENCE AND THE FRONT DRIVER'S SIDE OF THE VEHICLE. UPDATED 06/9/2015 *JS
NHTSA ID
10660438
Incident
Oct 29, 2014
Mileage
79,000 mi
Body & structureDriver assistance
Filed Oct 3, 2014
Crash reported
CAR WAS BEING PULLED INTO SPACE IN RESTAURANT PARKING LOT -- SPACE WAS ON GRASS UP A SLIGHT INCLINE (APPROXIMATELY 12 INCHES) -- AS CAR WAS MOVING UP THE INCLINE A SMALL BUMP WAS FELT UNDER THE CAR AND THE CAR SUDDENLY ACCELERATED AND CONTINUED TO ACCELERATE -- BRAKES WERE APPLIED IMMEDIATELY BUT WERE UNABLE TO STOP THE CAR -- THE CAR SWERVED AND HIT A TREE APPROXIMATELY 20 FEET FROM THE PARKING SPOT -- BELIEVE THE "BUMP" FELT UNDER THE CAR CAUSED THE SUDDEN ACCELERATION -- ABOVE ACCOUNT CAN BE VERIFIED BY THE OTHER PERSON IN THE CAR WHO HAD THE SAME DESCRIPTION OF EVENTS. *TR
NHTSA ID
10641292
Incident
Oct 3, 2014
Mileage
65,000 mi
Driver assistance
Filed May 10, 2011
Crash reported
2008 LEXUS RX400H. CONSUMER STATES UNINTENDED ACCELERATION *TGW THE CONSUMER STATED AS HE PULLED INTO THE DRIVEWAY BEHIND ANOTHER VEHICLE, SUDDENLY, THE VEHICLE ACCELERATED EVEN THOUGH HIS FOOT WAS ON THE BRAKE AND CONSEQUENTLY, HE HIT THE OTHER VEHICLE ON THE RIGHT REAR SIDE. DURING THE ACCIDENT, THE CONSUMER FELT A SIGNIFICANT POWER SURGE AND IT HAPPENED WHEN THE POWER WAS SWITCHING FROM BATTERY TO GASOLINE. PRIOR TO THE ACCIDENT, THE CONSUMER NOTICED POWER SURGES ON NUMEROUS OCCASIONS, SPECIFICALLY WHEN THE VEHICLE SWITCHED FROM BATTERY TO GASOLINE. *JB
NHTSA ID
10400355
Incident
Feb 19, 2011
Driver assistance
Filed Mar 4, 2011
Crash reported
I DROVE THE VEHICLE [XXX] ABOUT 25 MILES FROM HOME TO A DOCTOR'S OFFICE, AT TYPICAL NORTHERN VIRGINIA HIGHWAY SPEEDS ON I-66 & I-495. I ARRIVED AT THE DOCTOR'S OFFICE, I ENTERED THE PARKING LOT AT ABOUT 5 MPH, I APPROACHED A PARKING SPACE AND AT ABOUT 2 MPH MADE A RIGHT-TURN INTO THE SPACE. WITHOUT WARNING, THE VEHICLE STARTED ACCELERATING. I COULD NOT STOP IT EVEN WITH BOTH FEET ON THE BRAKE PEDAL. THE VEHICLE JUMPED OVER A CONCRETE PARKING STRIP, THEN THE CONCRETE CURB, UP A SLIGHT EMBANKMENT AND THROUGH A WOODEN FENCE. THE VEHICLE EVENTUALLY CAME TO REST WITH 3 OF THE 4 TIRES ON THE EMBANKMENT OVER THE CURB. THE RIGHT-REAR TIRE WAS RESTING AGAINST THE PARKING CURB STRIP. THE VEHICLE CONTINUED TO LURCH FORWARD TRYING TO PULL THE LAST WHEEL UP OUT OF ITS RESTING SPOT. I LOOKED DOWN AT THE BRAKE/ACCELERATOR PEDALS AND THOUGH BOTH OF MY FEET WERE ON THE BRAKE PEDAL, THE VEHICLE WAS STILL TRYING TO MOVE FORWARD. I SHIFTED THE VEHICLE INTO PARK AND THE VEHICLE CONTINUED TO TRY TO LURCH FORWARD, SO I TURNED OFF THE ENGINE. AFTER DEPARTING THE VEHICLE, I CHECKED THE DRIVER'S SIDE FLOOR MAT AND NOTED THAT THE FLOOR MAT WAS PROPERLY POSITIONED, HOOKED TO HOOKS ON THE FLOOR OF THE VEHICLE. THE CAR WAS TOWED TO A LEXUS DEALERSHIP WHERE IT WAS INSPECTED BY A TOYOTA-AUTHORIZED ENGINEER. SINCE THE EVENT COULD NOT BE REPRODUCED, WE WERE TOLD THAT THERE WAS NOTHING WRONG WITH THE VEHICLE AND THAT IT WAS SAFE TO DRIVE. THOUGH WE WERE TOLD THAT WE WOULD BE PROVIDED WITH THE ANALYSIS OF TEST RESULTS, LEXUS HAS NOT RESPONDED TO OUR REPEATED REQUESTS FOR THIS INFORMATION. THE VEHICLE HAD BEEN PROPERLY MAINTAINED BY OWNER FOR ALL REQUIRED SERVICES AND HAD JUST BEEN SERVICED IN SEPTEMBER 2010. TO DATE, THERE HAS BEEN NO DETERMINATION AS TO WHAT ACTUALLY CAUSE THIS SUDDEN UNCONTROLLED ACCELERATION EVENT WHICH RESULTED IN $7600 DAMAGE TO THE VEHICLE. *TR UPDATED 07/10/2012 *JS INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)
NHTSA ID
10386404
Incident
Nov 19, 2010
Mileage
37,516 mi
Driver assistance
Filed Apr 16, 2010
TL*THE CONTACT OWNS A 2008 LEXUS RX400H. WHILE DRIVING 45 MPH, THE CONTACT NOTICED THAT WHEN SHE TOOK HER FOOTOFF THE ACCELERATOR PEDAL, THE VEHICLE SURGED FORWARD. SHE DEPRESSED THE BRAKE PEDAL AND THE VEHICLE SLOWED DOWN. THE FAILURE OCCURRED SEVERAL TIMES. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALERSHIP THREE TIMES BUT THE DEALER COULD NOT DUPLICATE THE FAILURE. THE VIN WAS UNAVAILABLE AT THE TIME OF THE COMPLAINT. THE FAILURE MILEAGE WAS APPROXIMATELY 2,000. THE CURRENT MILEAGE WAS UNKNOWN.
NHTSA ID
10326049
Incident
Jan 14, 2009
Mileage
2,000 mi
Driver assistance
Filed Apr 16, 2010
Crash reported1 injury reported
TL*THE CONTACT OWNS A 2008 LEXUS RX400H. THE CONTACT STATED THAT ON APRIL 16, 2010, THE VEHICLE SUDDENLY ACCELERATED WHEN THE DRIVER DEPRESSED THE BRAKE PEDAL AT 2 MPH. THE VEHICLE CRASHED INTO A CURB AND THEN A TREE. THE DRIVER SUSTAINED A HIP INJURY AND A POLICE REPORT WAS FILED. THE CURRENT AND FAILURE MILEAGES WERE APPROXIMATELY 12,000.
NHTSA ID
10326039
Incident
Apr 16, 2010
Mileage
12,000 mi
Driver assistanceElectrical
Filed Mar 1, 2010
Crash reported
TL*THE CONTACT OWNS A 2008 LEXUS RX400. WHILE THE CONTACT WAS DRIVING INTO A PARKING SPACE THE VEHICLE SUDDENLY SURGED FORWARD WITHOUT WARNING CAUSING THE VEHICLE TO CRASH INTO A WALL. THE VEHICLE WAS TAKEN TO THE DEALERSHIP WHERE THE CONTACT WAS INFORMED THAT THE FAILURE COULD NOT BE REPRODUCED. THERE WERE NO PRIOR WARNINGS. THE CONSUMER STATED WHEN SHE EXITED THE VEHICLE AND WALKED AROUND IT, SUDDENLY THE WINDOWS AND MOONROOF OPENED. UPDATED 04/05/10.*JB UPDATED 4/30/10 *CN UPDATED 07/09/10.*JB
NHTSA ID
10315189
Incident
Sep 9, 2009
Mileage
16,128 mi
Driver assistance
Filed Feb 16, 2010
Crash reported3 injuries reported
TL*THE CONTACT ONWS A 2006 LEXUS RX400H. WHILE DRIVING 40 MPH, THE CONTACT APPLIED THE BRAKES TO SLOW DOWN THE VEHICLE AND IT RAPIDLY ACCELERATED WHICH CAUSED THE CONTACT CRASH INTO A PARKED VEHICLE. THE VEHICLE WAS DESTROYED. ONE OF THE PASSENGERS SUFFERED A FRACTURED A STERNUM AND THE OTHER PASSENGER WAS KNOCKED UNCONSCIOUS AND SUFFERED A BROKEN COLLAR BONE. THE CONTACT SUSTAINED MAJOR BRUISES. THE CONTACT STATED THAT THE ACCELERATOR PEDAL BECAME STUCK AND CAUSED THE CRASH TO OCCUR. THE FAILURE MILEAGE WAS 15,000.
NHTSA ID
10310800
Incident
Jul 8, 2008
Mileage
15,000 mi
Driver assistance
Filed Feb 12, 2010
TL*THE CONTACT OWNS A 2008 LEXUS RX400H. THE CONTACT STATED THAT WHEN HE STEPPED ON THE BRAKE PEDAL THE VEHICLE LUNGED FORWARD. THE FAILURE OCCURRED WHILE DRIVING APPROXIMATELY 45 MPH WHEN HE DROVE OVER A POT HOLE. THE VEHICLE WAS TAKEN TO THE DEALER TO RUN A DIAGNOSTIC TEST WHICH DIDN'T INDICATE ANY FAILURE CODES. THE CONTACT STATED ALSO FILED A COMPLAINT WITH THE TOYOTA DEALER REGARDING THE FAILURE. THE FAILURE MILEAGE WAS 9,000. UPDATED 3/8/10 *CN THE CONSUMER STATED IT FELT AS THOUGH THE VEHICLE WAS ACCELERATING MOMENTARILY AFTER SLOWING DOWN. THE CONSUMER EXPERIENCED THE PROBLEM DURING RAINY, SNOWY OR WET ROAD CONDITIONS MORE SO THAN DRY CONDITIONS. UPDATED 03/29/10 UPDATED 05/13/10. *JB
NHTSA ID
10308900
Incident
Jun 1, 2009
Mileage
9,000 mi
Driver assistance
Filed Feb 3, 2010
Crash reported
TL* THE CONTACT OWNS A 2008 LEXUS RX400H. THE CONTACT STATED AS HE WAS PULLING INTO A PARKING SPACE THE VEHICLE ACCELERATED AND JUMP THE CURB AND DESTROYED THE FENCE OF A HOTEL. THE CONTACT STATED AS HE STEPPED ON THE BRAKES THE VEHICLE DID NOT STOP. HE HAD TO PUT THE GEAR INTO NEUTRAL TO STOP THE VEHICLE. THE CONTACT STATED THEY RAN INTO A FENCE AND DID $10,000 OF DAMAGE TO THE VEHICLE. THE VEHICLE WAS TOWED TO THE DEALER AND REPAIRED. THERE WERE NO INJURIES. THERE IS A POLICE REPORT AVAILABLE IF NEEDED. THE FAILURE MILEAGE WAS 12,000. UPDATED 03/01/10 *BF THE CONSUMER WAS ABLE TO PLACE THE VEHICLE IN NEUTRAL AND TURNED THE VEHICLE OFF, HOWEVER THERE WAS OVER 10,000 IN DAMAGES. UPDATED 05/20/10
NHTSA ID
10304141
Incident
Aug 8, 2009
Mileage
12,000 mi
Driver assistance
Filed Jan 26, 2010
I WAS DRIVING A LEXUS RX 400H IN A PARKING LOT. WHEN I TURNED LEFT INTO THE PARKING SPOT AND ENGAGED THE BRAKES WHILE PULLING INTO THE PARKING SPOT. AT THAT TIME, I FELT THE CAR CONTINUE TO ACCELERATE AND ENDED UP HITTING AND GOING OVER THE PARKING CEMENT CURB AND THE CAR STOPPED BETWEEN THE CURB AND THE SIDEWALK AFTER I SLAMMED ON THE BRAKES AS HARD AS I COULD. I CONTACTED THE DEALERSHIP, THEY LOOKED AT THE VEHICLE AND SAID THEY COULD NOT REPEAT THE INCIDENT AND FOUND NOTHING WRONG WITH THE CAR. *TR
NHTSA ID
10302442
Incident
Jan 25, 2010
Mileage
23,200 mi
BrakesDriver assistance
Filed Jan 8, 2010
Crash reported
I WAS COMING BACK FROM MY FIRST OIL CHANGE FROM CROWN LEXUS DEALER. I WAS PULLING INTO A PARKING SPACE AND THE CAR WOULD NOT STOP EVEN WHEN MY FOOT IS ON THE BRAKE. I TRIED TO STEER AWAY FROM THE CONCRETE WALL IN FRONT BUT THE FRONT LEFT SIDE STILL HIT THE WALL. THE CAR WAS DAMAGED AND THE WALL IS DAMAGED. THE COST OF THE DAMAGED IS 9,000-10,000. RIGHT NOW IS BEING FIXED BY MY INSURANCE COMPANY. THE MODEL OF THE CAR IS LEXUS RX400H YEAR 2008. *TR
NHTSA ID
10298735
Incident
Dec 31, 2009
Mileage
27,120 mi
Driver assistance
Filed Sep 26, 2008
Crash reported
UNPROVOKED VEHICLE ACCELERATION WHILE PARKING, CAUSING VEHICLE TO JUMP A CURB, HIT A TREE AND LAND ON THE HOOD OF A VEHICLE PARKED ACROSS FROM THE SUBJECT PARKING SPACE. *TR
NHTSA ID
10243508
Incident
Sep 21, 2008
Mileage
9,000 mi
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Other components reported on this vehicle
Categories with enough reports to have a page of their own