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2012 Toyota Highlander

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2012 Toyota Highlander do not stand out strongly from the model-year median of 186.5.

About this comparison →

When problems were reported

Mileage at the reported incident

127 reports with mileage · 55 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.

  • Steering. Review the 46 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 29 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Structure. Review the 20 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

16 crash reports3 fire reports5 injury reports

What owners actually said

182 reports
Mileage unknown · Apr 24, 2019
Air BagsCrashInjury

TAKATA RECALL - DRIVER AIR BAG DID NOT INFLATE FULLY DURING THE FRONTAL ACCIDENT ON 05/26/2018. PASSENGER AIR BAG DID NOT INFLATE AT ALL DURING THE FRONTAL ACCIDENT ON 05/26/2018. SIDE AIR BAGS DID NOT INFLATE AT ALL DURING THE FRONTAL ACCIDENT ON 05/26/2018. VEHICLE WAS MOVING ON HIGHWAY. VEHICLE WAS PURCHASED NEW FROM DEALER…

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TAKATA RECALL - DRIVER AIR BAG DID NOT INFLATE FULLY DURING THE FRONTAL ACCIDENT ON 05/26/2018. PASSENGER AIR BAG DID NOT INFLATE AT ALL DURING THE FRONTAL ACCIDENT ON 05/26/2018. SIDE AIR BAGS DID NOT INFLATE AT ALL DURING THE FRONTAL ACCIDENT ON 05/26/2018. VEHICLE WAS MOVING ON HIGHWAY. VEHICLE WAS PURCHASED NEW FROM DEALER AND ON

NHTSA ODI #11203472

86,000 miles · Apr 15, 2019
Engine

WITH 1000 MILES LEFT ON AN OIL CHANGE OR SO OUR CAR WOULD RANDOMLY STALL WHEN YOU MAKE CERTAIN TURNS. OCCAISIOANLLY THE OIL LIGHT WOULD POP ONE WHEN IT WOULD STALL. I CHECKED THE DIPSTICK AND YOU COULD NOT SEE ANYTHING ON IT. I ADDED OIL AND TOOK IT INTO DEALER. THEY ARE DOING A CONSUMPTION TEST TO SEE HOW MUCH WE LOSE IN 10…

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WITH 1000 MILES LEFT ON AN OIL CHANGE OR SO OUR CAR WOULD RANDOMLY STALL WHEN YOU MAKE CERTAIN TURNS. OCCAISIOANLLY THE OIL LIGHT WOULD POP ONE WHEN IT WOULD STALL. I CHECKED THE DIPSTICK AND YOU COULD NOT SEE ANYTHING ON IT. I ADDED OIL AND TOOK IT INTO DEALER. THEY ARE DOING A CONSUMPTION TEST TO SEE HOW MUCH WE LOSE IN 1000 MILES. THIS VEHICLE ONLY HAS 86,000 MILES ON IT. WE HAVE NO LEAKS AND NO VISIBLE SMOKE COMING OUT OF EXHAUST. THIS HAS ME WORRIED OF SIMILIAR PROBLEMS THEY HAD WITH ONE OF THERE OTHER 4CYL ENGINES.

NHTSA ODI #11196195

Mileage unknown · Apr 2, 2019
Steering

I PURCHASED THIS CAR BRAND NEW, I'VE BEEN THE ONLY OWNER/DRIVER. WITH IN THE 3RD YEAR OF HAVING THIS CAR, I START TO HEAR A ( CLANKING) NOISE. THE FIRST THING THAT I THOUGHT WAS , THAT IT WAS THE CV JOINTS. I REALIZE THAT I WAS CLOSE TO THE 36,000 MILES. I TOOK IT TO THE DEALER, THEY CHECKED IT AND THEY SAID THEY COULDN'T FIND…

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I PURCHASED THIS CAR BRAND NEW, I'VE BEEN THE ONLY OWNER/DRIVER. WITH IN THE 3RD YEAR OF HAVING THIS CAR, I START TO HEAR A ( CLANKING) NOISE. THE FIRST THING THAT I THOUGHT WAS , THAT IT WAS THE CV JOINTS. I REALIZE THAT I WAS CLOSE TO THE 36,000 MILES. I TOOK IT TO THE DEALER, THEY CHECKED IT AND THEY SAID THEY COULDN'T FIND ANYTHING, BUT THAT THEY WOULD CHANGE THE CV JOINTS SINCE IT WAS STILL UNDER WARRANTY. EVENTHOUGH THEY DID MAKE CHANGE, I CAN STILL HEAR THE NOISE WHEN I TURN EITHER RIGHT OR LEFT ON THE STEERING WHEEL. I WENT BACK AND STILL THEY COULDN'T FIND ANYTHING WRONG. I TOOK IT TO ANOTHER MECHANIC AND THEY SAID IT WAS THE SHAFT. I WENT TO THE DEALER AND THEY SAID THEY COULDN'T FIND ANYTHING , SO I WOULD HAVE TO PAY OUT OF POCKET. TILL THIS DAY I STILL HEAR THE CLANKING NOISE.

NHTSA ODI #11193478

91,000 miles · Mar 29, 2019
StructureUnknown Or Other

ON MARCH 19, 2019 AROUND 9:30PM (DRY ROAD CONDITION ' NO RAIN), MY HUSBAND AND I HEARD A LOUD EXPLOSION OUTSIDE WHILE WE WERE DRIVING ON HIGHWAY (I-70) GOING APPROX. 70 MPH. IT SOUNDED LIKE A TIRE BLEW OUT OR A GUN SHOT. MY HUSBAND DIDN'T FEEL THE CAR WAS WOBBLY SO WE ASSUMED THE TIRES ON OUR CAR ARE OK. WE WERE DRIVING ON LEFT …

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ON MARCH 19, 2019 AROUND 9:30PM (DRY ROAD CONDITION ' NO RAIN), MY HUSBAND AND I HEARD A LOUD EXPLOSION OUTSIDE WHILE WE WERE DRIVING ON HIGHWAY (I-70) GOING APPROX. 70 MPH. IT SOUNDED LIKE A TIRE BLEW OUT OR A GUN SHOT. MY HUSBAND DIDN'T FEEL THE CAR WAS WOBBLY SO WE ASSUMED THE TIRES ON OUR CAR ARE OK. WE WERE DRIVING ON LEFT LANE AND THERE WAS A SEMI-TRUCK NEXT TO US BUT WE DIDN'T SEE ANYTHING HAPPENED TO THE TRUCK AND IT WAS MOVING NORMAL TOO. HOWEVER, AFTER THAT LOUD EXPLOSION, WE BOTH NOTICED THE NOISE COMING FROM THE TOP OF THE CAR (NOISE SIMILAR TO WHEN THE CAR WINDOW IS OPEN). I THEN OPENED THE COVER (SHADE) OF THE SUNROOF AND SAW THE SUNROOF WAS SHATTERED SO QUICKLY CLOSED THE COVER (SHADE) BACK UP. FORTUNATELY, THE COVER WAS CLOSED WHEN THE SUNROOF SHATTERED SO WE DIDN'T GET HURT FROM BROKEN GLASSES. WE HAVE NO IDEA HOW THAT HAPPENED AS WE DIDN'T SEE ANY OBJECTS WERE FLYING TOWARDS US.

NHTSA ODI #11192394

103,000 miles · Mar 12, 2019
Steering

STEERING SHAFT- AFTER EXPERIENCING CLUNKING AND POPPING WHEN TURNING THE WHEEL AT LOW SPEEDS THE VEHICLE WAS INSPECTED AND FOUND THAT THIS IS A KNOWN ISSUE WITH THE STEERING SHAFT ASSEMBLY. THIS WILL COST APPROXIMATELY 1000 DOLLARS TO FIX. THIS CAN CAUSE MAJOR SAFETY ISSUES IF NOT FIXED!

NHTSA ODI #11186161

68,000 miles · Mar 11, 2019
Steering

WHEN TURNING THE STEERING WHEEL ON MY 2012 TOYOTA HIGHLANDER I EXPERIENCE A "POP" IN THE STEERING WHEEL. MY MECHANIC SAYS THIS IS A RECURRING PROBLEM WITH THE INTERMEDIATE STEERING SHAFT BUT IS NOT WARRANTED BY TOYOTA NOTWITHSTANDING THE FACT IT IS A KNOWN AND COMMON PROBLEM WITH THIS YEAR VEHICLE. IF LEFT UNREPAIRED IT COULD CA…

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WHEN TURNING THE STEERING WHEEL ON MY 2012 TOYOTA HIGHLANDER I EXPERIENCE A "POP" IN THE STEERING WHEEL. MY MECHANIC SAYS THIS IS A RECURRING PROBLEM WITH THE INTERMEDIATE STEERING SHAFT BUT IS NOT WARRANTED BY TOYOTA NOTWITHSTANDING THE FACT IT IS A KNOWN AND COMMON PROBLEM WITH THIS YEAR VEHICLE. IF LEFT UNREPAIRED IT COULD CAUSE A SIGNIFICANT SAFETY PROBLEM.

NHTSA ODI #11185735

59,000 miles · Mar 5, 2019
Steering

HEARING A NOISE WHEN TURNING LEFT OR RIGHT AT LOW SPEED. STARTED AROUND WHEN IT WAS AROUND 45000 MILES BUT TOYOTA DEALERSHIP WAS UNABLE TO RECOGNISE IT OR REPRODUCE IT. NOW AT 63000 MILES VEHICLE IS OUT OF WARRANTY AND SERVICE CHARGE FOR REPLACING STEERING SHAFT IS ABOUT $1000, WHICH HAS TO BE SERVICED UNDER WARRANTY WHEN THE IS…

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HEARING A NOISE WHEN TURNING LEFT OR RIGHT AT LOW SPEED. STARTED AROUND WHEN IT WAS AROUND 45000 MILES BUT TOYOTA DEALERSHIP WAS UNABLE TO RECOGNISE IT OR REPRODUCE IT. NOW AT 63000 MILES VEHICLE IS OUT OF WARRANTY AND SERVICE CHARGE FOR REPLACING STEERING SHAFT IS ABOUT $1000, WHICH HAS TO BE SERVICED UNDER WARRANTY WHEN THE ISSUE ARISED. THIS IS A BIG SEVERE FAILURE ON TOYOTA SAFTEY CHECK AND HAS TO BE RECALLED AS MORE AND MORE CUSTOMERS HAVE THE SAME ISSUE.

NHTSA ODI #11184305

68,000 miles · Feb 6, 2019
Steering

STEERING MAKES NOISE (CLANKS) UNDER TURNING AND ACCELERATION. I SPOKE WITH TOYOTA AND THERE IS A TSB FOR THE STEERING COLUMN WHICH HAS SEVERAL REPORTED FAILURES AND MANY COMPLAINS. THERE IS AN ONGOING NHTSA ENGINEERING INVESTIGATION. TOYOTA DEALERSHIP WANTS AROUND $1000 TO REPAIR.

NHTSA ODI #11174699

55,000 miles · Jan 7, 2019
Steering

WHEN TURNING STEERING WHEEL LEFT OR RIGHT, CLUNKING AND POPPING NOISES ARE HEARD. VIBRATION AND PULSING FELT THROUGH STEERING WHEEL WHILE TURNING. INFORMED DEALER. THEY CHECKED IT AND SAID IT WAS THE INTERMEDIATE STEERING SHAFT. THIS HAPPENS WHILE THE VEHICLE IS MOVING AT ANY SPEED.

NHTSA ODI #11164824

Mileage unknown · Jan 2, 2019
Unknown Or Other

MY VEHICLE WAS STATIONARY AND IN PARK IN A PARKING LOT, WITH THE ENGINE STILL RUNNING. SUDDENLY, I HEARD AN EXTREMELY LOUD BANG, AND THE REAR TAILGATE WINDOW HAD COMPLETELY EXPLODED INTO PIECES. ALL THAT WAS LEFT WAS THE REAR WINDOW WIPER. MOST OF THE GLASS EXPLODED OUT, WITH ONLY SOME GLASS LANDED IN THE BACK OF THE VEHICLE. NO…

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MY VEHICLE WAS STATIONARY AND IN PARK IN A PARKING LOT, WITH THE ENGINE STILL RUNNING. SUDDENLY, I HEARD AN EXTREMELY LOUD BANG, AND THE REAR TAILGATE WINDOW HAD COMPLETELY EXPLODED INTO PIECES. ALL THAT WAS LEFT WAS THE REAR WINDOW WIPER. MOST OF THE GLASS EXPLODED OUT, WITH ONLY SOME GLASS LANDED IN THE BACK OF THE VEHICLE. NOTHING WAS THROWN AT IT, THERE WAS NO DAMAGE TO IT, AND ALL DOORS WERE CLOSED.

NHTSA ODI #11164577

Official recalls

2

13V123000 · Equipment:other:labels

Apr 9, 2013

Southeast Toyota is recalling certain model year 2008 and 2010-2013 Toyota Tundra, 2010-2012 Rav4, 2012 Toyota Sequoia, 2010-2011 Toyota Corolla, 2010-2011 Toyota Camry and Camry Hybrid, 2010-2013 Toyota Highlander and Highlander Hybrid, 2010-2013 Toyota FJ Cruiser, 2011 Toyota Land Cruiser, 2010-2013 Toyota Venza, 2010-2011 Toyota 4Runner, 2010-2013 Toyota Tacoma, 2011-2012 Toyota Sienna, 2012 Toyota Prius, 2013 Scion FR-S, 2011 Scion XD, 2011 Scion XB, and 2012 Scion TC vehicles. These vehicles were sold with labels that were outside the allowable one percent of accuracy of actual weight added. Thus, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) Number 110, "Tire Selection and Rims."

Consequence & remedy

Consequence: An inaccurate label could lead to owners overloading their vehicles and tires. An overloaded vehicle can result in a tire failure which may result in a vehicle crash, personal injury, or property damage.

Remedy: Southeast Toyota will notify owners and provide a corrected label with instructions concerning its installation. A small group of the affected vehicles will need additonal remedies which are still being developed. The recall began on May 28, 2013. Owners may contact Southeast Toyota at 1-800-301-6859.

13V014000 · Air Bags:frontal:sensor/control MODULE-INACTIVE ; Seats

Jan 16, 2013

Southeast Toyota Distributors, LLC (SET) is recalling certain models interspersed through model years 2009 through 2013 as follows: model year 2009-2012 Tacoma, 4Runner, Camry, Camry Hybrid, Prius, and RAV4; model year 2009-2010 Avalon, FJ Cruiser, and Highlander Hybrid; model year 2010-2013 model year Corolla, Sienna and Tundra; model year 2009-2013 Highlander and Venza; model year 2012 Prius V; and model year 2010-2012 Sequoia. During modification by SET to include accessories such as leather seat covers, seat heaters or headrest DVD systems, these vehicles may not have had the passenger seat occupant sensing system calibration tested. Without passing the calibration test, the occupant sensing system may not operate as designed.

Consequence & remedy

Consequence: If the front passenger seat occupant sensing system is out of calibration, the front passenger airbags may not deploy or they may deploy inappropriately for the passenger's size and position. This could increase the risk of personal injury during the event of a vehicle crash necessitating airbag deployment.

Remedy: Southeast Toyota will notify owners, and dealers will test the sensitivity of the occupant detection sensors, and recalibrate them as necessary. The recall began on March 21, 2013. Owners may contact Southeast Toyota at 1-800-301-6859.

Additional source detail variants (2)

Seats

Southeast Toyota Distributors, LLC (SET) is recalling certain models interspersed through model years 2009 through 2013 as follows: model year 2009-2012 Tacoma, 4Runner, Camry, Camry Hybrid, Prius, and RAV4; model year 2009-2010 Avalon, FJ Cruiser, and Highlander Hybrid; model year 2010-2013 model year Corolla, Sienna and Tundra; model year 2009-2013 Highlander and Venza; model year 2012 Prius V; and model year 2010-2012 Sequoia. During modification by SET to include accessories such as leather seat covers, seat heaters or headrest DVD systems, these vehicles may not have had the passenger seat occupant sensing system calibration tested. Without passing the calibration test, the occupant sensing system may not operate as designed.

Consequence: If the front passenger seat occupant sensing system is out of calibration, the front passenger airbags may not deploy or they may deploy inappropriately for the passenger's size and position. This could increase the risk of personal injury during the event of a vehicle crash necessitating airbag deployment.

Remedy: Southeast Toyota will notify owners, and dealers will test the sensitivity of the occupant detection sensors, and recalibrate them as necessary. The recall began on March 21, 2013. Owners may contact Southeast Toyota at 1-800-301-6859.

Air Bags:frontal:sensor/control MODULE-INACTIVE

Southeast Toyota Distributors, LLC (SET) is recalling certain models interspersed through model years 2009 through 2013 as follows: model year 2009-2012 Tacoma, 4Runner, Camry, Camry Hybrid, Prius, and RAV4; model year 2009-2010 Avalon, FJ Cruiser, and Highlander Hybrid; model year 2010-2013 model year Corolla, Sienna and Tundra; model year 2009-2013 Highlander and Venza; model year 2012 Prius V; and model year 2010-2012 Sequoia. During modification by SET to include accessories such as leather seat covers, seat heaters or headrest DVD systems, these vehicles may not have had the passenger seat occupant sensing system calibration tested. Without passing the calibration test, the occupant sensing system may not operate as designed.

Consequence: If the front passenger seat occupant sensing system is out of calibration, the front passenger airbags may not deploy or they may deploy inappropriately for the passenger's size and position. This could increase the risk of personal injury during the event of a vehicle crash necessitating airbag deployment.

Remedy: Southeast Toyota will notify owners, and dealers will test the sensitivity of the occupant detection sensors, and recalibrate them as necessary. The recall began on March 21, 2013. Owners may contact Southeast Toyota at 1-800-301-6859.

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

2

EA18006 · Steering Column Separation

Opened Nov 16, 2018 · Closed Apr 2, 2024

Status: closed (inferred from source dates) · Steering; Steering:column

On November 16, 2018, the Office of Defects Investigation (ODI) opened an Engineering Analysis (EA18-006) as an upgrade to a Preliminary Evaluation (PE18-005).  The investigation focused on allegations of steering wheel separation from the lower steering column after using the tilt and/or telescoping mechanism. Given the separation occurring when operating the tilt and/or telescoping function and failure of both shear capsules to maintain the lower steering column mounting position, potential for shear capsule damage in the known failures due to collisions, the overall low rate of occurrence, and the updated manufacturer documentation, this investigation is closed.  The closing of this investigation does not constitute a finding by NHTSA that no safety-related defect exists.  The agency reserves right to take further action if warranted by the circumstances. A detailed summary of the investigation is attached to this closing resume. To review the ODI reports cited in the Closing Resume ODI Report Identification Number document, go to NHTSA.gov.

Additional source detail variants (2)

Steering:column

On November 16, 2018, the Office of Defects Investigation (ODI) opened an Engineering Analysis (EA18-006) as an upgrade to a Preliminary Evaluation (PE18-005).  The investigation focused on allegations of steering wheel separation from the lower steering column after using the tilt and/or telescoping mechanism. Given the separation occurring when operating the tilt and/or telescoping function and failure of both shear capsules to maintain the lower steering column mounting position, potential for shear capsule damage in the known failures due to collisions, the overall low rate of occurrence, and the updated manufacturer documentation, this investigation is closed.  The closing of this investigation does not constitute a finding by NHTSA that no safety-related defect exists.  The agency reserves right to take further action if warranted by the circumstances. A detailed summary of the investigation is attached to this closing resume. To review the ODI reports cited in the Closing Resume ODI Report Identification Number document, go to NHTSA.gov.

Steering

On November 16, 2018, the Office of Defects Investigation (ODI) opened an Engineering Analysis (EA18-006) as an upgrade to a Preliminary Evaluation (PE18-005).  The investigation focused on allegations of steering wheel separation from the lower steering column after using the tilt and/or telescoping mechanism. Given the separation occurring when operating the tilt and/or telescoping function and failure of both shear capsules to maintain the lower steering column mounting position, potential for shear capsule damage in the known failures due to collisions, the overall low rate of occurrence, and the updated manufacturer documentation, this investigation is closed.  The closing of this investigation does not constitute a finding by NHTSA that no safety-related defect exists.  The agency reserves right to take further action if warranted by the circumstances. A detailed summary of the investigation is attached to this closing resume. To review the ODI reports cited in the Closing Resume ODI Report Identification Number document, go to NHTSA.gov.

PE18005 · Upper Steering Column Separation

Opened May 4, 2018 · Closed Nov 20, 2018

Status: closed (inferred from source dates) · Steering; Steering:column

On May 4, 2018, the Office of Defects Investigation (ODI) opened Preliminary Evaluation PE18-005 to investigate three allegations of steering column separation for Model Year (MY) 2008 through 2013 Toyota Highlander vehicles. Two (2) of the 3 complaints were received by ODI in April 2018 and occurred while the vehicle was in motion. Since opening PE18-005, one (1) additional VOQ involving steering column separation has been received. This incident occurred while the vehicle was stationary.As part of PE18-005, ODI examined the field data, warranty data, and relevant technical information submitted by Toyota in response to the PE18-005 information request letter. Ten (10) additional incidents of steering column separation were identified. Four (4) of these instances occurred while driving. During PE18-005, ODI confirmed that the steering columns in the subject vehicles are equipped with breakaway capsules that are designed to collapse/shear during certain types of vehicle collisions. This design feature aims to reduce driver injury severity from impact with the steering wheel in frontal vehicle collisions. There is no direct method for detecting when the capsules in the subject vehicles have sheared. If the driver operates the tilt/telescoping feature after the breakaway capsules have separated, the steering column may drop out of position and could subsequently detach entirely from the rest of the steering assembly. Loss of steering while driving may cause a loss of vehicle control, which could lead to a vehicle crash.To date, ODI has identified 14 incidents involving complete steering column separation, 6 of which occurred while driving. One of these incidents involved a minor crash. Additionally, there have been 16 events where the steering column dropped from the dashboard mounting brackets, but column separation did not occur. Four of these incidents happened while driving. Of these 30 total separation/drop incidents, 5 of the vehicles have evidence of minor collision repairs months or years prior to the steering column failure.This investigation has been upgraded an to Engineering Analysis (EA18-006) in order to 1) conduct a more detailed analysis of the conditions that may cause the steering column breakaway capsules to separate and 2) assess factors that may contribute to the problem of failing to detect and repair breakaway capsules after they have separated. Toyota has recently revised their repair manual and issued a Collision Repair Information Bulletin to help address the second concern.The VOQs associated with this investigation can be viewed at www.NHTSA.gov under the following ODI complaint numbers: 11141761, 11083623, 11083280, 10888043.

Additional source detail variants (2)

Steering:column

On May 4, 2018, the Office of Defects Investigation (ODI) opened Preliminary Evaluation PE18-005 to investigate three allegations of steering column separation for Model Year (MY) 2008 through 2013 Toyota Highlander vehicles. Two (2) of the 3 complaints were received by ODI in April 2018 and occurred while the vehicle was in motion. Since opening PE18-005, one (1) additional VOQ involving steering column separation has been received. This incident occurred while the vehicle was stationary.As part of PE18-005, ODI examined the field data, warranty data, and relevant technical information submitted by Toyota in response to the PE18-005 information request letter. Ten (10) additional incidents of steering column separation were identified. Four (4) of these instances occurred while driving. During PE18-005, ODI confirmed that the steering columns in the subject vehicles are equipped with breakaway capsules that are designed to collapse/shear during certain types of vehicle collisions. This design feature aims to reduce driver injury severity from impact with the steering wheel in frontal vehicle collisions. There is no direct method for detecting when the capsules in the subject vehicles have sheared. If the driver operates the tilt/telescoping feature after the breakaway capsules have separated, the steering column may drop out of position and could subsequently detach entirely from the rest of the steering assembly. Loss of steering while driving may cause a loss of vehicle control, which could lead to a vehicle crash.To date, ODI has identified 14 incidents involving complete steering column separation, 6 of which occurred while driving. One of these incidents involved a minor crash. Additionally, there have been 16 events where the steering column dropped from the dashboard mounting brackets, but column separation did not occur. Four of these incidents happened while driving. Of these 30 total separation/drop incidents, 5 of the vehicles have evidence of minor collision repairs months or years prior to the steering column failure.This investigation has been upgraded an to Engineering Analysis (EA18-006) in order to 1) conduct a more detailed analysis of the conditions that may cause the steering column breakaway capsules to separate and 2) assess factors that may contribute to the problem of failing to detect and repair breakaway capsules after they have separated. Toyota has recently revised their repair manual and issued a Collision Repair Information Bulletin to help address the second concern.The VOQs associated with this investigation can be viewed at www.NHTSA.gov under the following ODI complaint numbers: 11141761, 11083623, 11083280, 10888043.

Steering

On May 4, 2018, the Office of Defects Investigation (ODI) opened Preliminary Evaluation PE18-005 to investigate three allegations of steering column separation for Model Year (MY) 2008 through 2013 Toyota Highlander vehicles. Two (2) of the 3 complaints were received by ODI in April 2018 and occurred while the vehicle was in motion. Since opening PE18-005, one (1) additional VOQ involving steering column separation has been received. This incident occurred while the vehicle was stationary.As part of PE18-005, ODI examined the field data, warranty data, and relevant technical information submitted by Toyota in response to the PE18-005 information request letter. Ten (10) additional incidents of steering column separation were identified. Four (4) of these instances occurred while driving. During PE18-005, ODI confirmed that the steering columns in the subject vehicles are equipped with breakaway capsules that are designed to collapse/shear during certain types of vehicle collisions. This design feature aims to reduce driver injury severity from impact with the steering wheel in frontal vehicle collisions. There is no direct method for detecting when the capsules in the subject vehicles have sheared. If the driver operates the tilt/telescoping feature after the breakaway capsules have separated, the steering column may drop out of position and could subsequently detach entirely from the rest of the steering assembly. Loss of steering while driving may cause a loss of vehicle control, which could lead to a vehicle crash.To date, ODI has identified 14 incidents involving complete steering column separation, 6 of which occurred while driving. One of these incidents involved a minor crash. Additionally, there have been 16 events where the steering column dropped from the dashboard mounting brackets, but column separation did not occur. Four of these incidents happened while driving. Of these 30 total separation/drop incidents, 5 of the vehicles have evidence of minor collision repairs months or years prior to the steering column failure.This investigation has been upgraded an to Engineering Analysis (EA18-006) in order to 1) conduct a more detailed analysis of the conditions that may cause the steering column breakaway capsules to separate and 2) assess factors that may contribute to the problem of failing to detect and repair breakaway capsules after they have separated. Toyota has recently revised their repair manual and issued a Collision Repair Information Bulletin to help address the second concern.The VOQs associated with this investigation can be viewed at www.NHTSA.gov under the following ODI complaint numbers: 11141761, 11083623, 11083280, 10888043.