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2011 Toyota Highlander Engine Problems

14 owner-reported engine complaints from NHTSA data

14
Complaints
Jan 2023Nov 2020
Date Range

Data sourced from NHTSA public database. For informational purposes only. Always consult a qualified mechanic.

Owner Complaints (14)

criticalENGINE
Filed: Mar 2023

While driving on the interstate at 80 mph, your dashboard warned you about low oil pressure. You pulled over and discovered a large puddle of oil under your car with smoke coming from the engine. The engine oil cooler pipe had completely failed and released all the oil from your vehicle. Toyota had offered a warranty enhancement program for this part, but your car exceeded the mileage limit (163,000 miles vs. 150,000 mile coverage), so the repair was not covered. Fixing this issue involves replacing the failed engine oil cooler pipe.

NHTSA #: 11513598
criticalENGINE AND ENGINE COOLING
Filed: Jan 2023

Your car developed a small pinhole leak in an oil line that caused it to lose oil very quickly without any warning lights appearing on your dashboard. A coworker noticed excessive oil dripping under your car at work, prompting you to check your oil level and have the vehicle towed to a mechanic before engine damage occurred. The mechanic replaced the leaking line with a metal one, and there may have been a previous recall for this issue that you were unaware of. A mechanic inspection and possible oil line replacement or repair will be needed to stop the leak and prevent engine damage.

NHTSA #: 11501313
criticalENGINE
Filed: Apr 2022

While driving on the parkway, your oil pressure warning light came on and the engine started making noise, so you pulled over and turned off the car. Your mechanic found that the rubber oil line hose had ruptured, causing you to lose all your oil immediately—a problem that could have caused your engine to seize while you were driving. Toyota has since changed this to a metal system in newer models but has not issued a formal recall for this known issue, and the company has declined to fix your vehicle.

NHTSA #: 11461440
criticalENGINE
Filed: Feb 2022

Your engine developed a severe oil leak while being driven on a highway, causing the low oil pressure warning light to come on. Your wife was able to safely pull into a parking lot and shut off the engine before it could seize from lack of oil. A seized engine or oil fire in this situation could have caused a serious accident. The fix will likely require identifying and repairing the source of the oil leak, which could involve replacing gaskets, seals, or other engine components.

NHTSA #: 11453081
highENGINE
Filed: Jun 2024

Your engine's oil cooler pipe manifold may develop a leak due to rubber pipes that degrade over time. Even a small pinhole leak can drain nearly all your engine oil onto the pavement and underside of your vehicle, potentially damaging the engine and leaving you stranded. Fixing this issue typically requires replacing the oil cooler pipe assembly, which can be expensive.

NHTSA #: 11596623
highENGINE
Filed: Sep 2023

Your engine is making a loud metallic rattling noise when you start it in cold weather, which your mechanic believes is caused by a failing intake VVT-i gear based on their experience with similar vehicles. This issue has developed over the last 2,000 miles and could potentially cause additional engine damage if not addressed. The fix will likely involve replacing the VVT-i gear assembly.

NHTSA #: 11542525
highENGINE
Filed: May 2021

Your engine is leaking oil from the front section, and your oil pressure warning light is on. This happened at around 161,000 miles. The leak was noticed when you were adding oil, and your vehicle needs diagnostic work to identify the exact source.

NHTSA #: 11418369
mediumENGINE
Filed: Mar 2021

ENGINE OIL COOLER HOSE BURSTED AND LEAKED OIL EVERYWHERE ON THE HIGHWAY, ENGINE OVERHEATED..WAS ALERTED BY THE SYSTEM AS LOW PRESSURE ENGINE OIL WARNING. ROOM TO CAUSE SIGNIFICANT DAMAGE. NEED TO RECALL THIS.

NHTSA #: 11404047
mediumENGINE
Filed: Nov 2020

ENGINE OIL COOLER HOSE "LEAKING". TOYOTA DID ISSUE A TECHNICAL SERVICE BULLETIN, BUT WAS NEVER CHECKED DURING REGULAR DEALER SERVICING AS PART OF THE HOSES. CONDITION IS ON THE 3.5L TOYOTA/LEXUS ENGINE AND CAN BE SEEN IN THIS VIDEO:HTTPS://WWW.YOUTUBE.COM/WATCH?V=67S7Y90OTIY NEW PART NUMBER IS 15767-31020 WITH GASKETS 15185-0P010 AND 11496-31010.

NHTSA #: 11376494
mediumENGINE
Filed: Mar 2019

TL* THE CONTACT OWNS A 2011 TOYOTA HIGHLANDER HYBRID. WHILE DRIVING APPROXIMATELY 40 MPH, A GRINDING NOISE WAS PRESENT COMING FROM THE ENGINE. THE VEHICLE WAS TAKEN TO NORTH BROOK TOYOTA (1530 FRONTAGE RD, NORTH BROOK, IL) WHERE IT WAS DIAGNOSED THAT THE RUBBER OIL HOSE WAS DAMAGED. THE FAILURE RECURRED AND THE VEHICLE WAS TOWED TO THE SAME DEALER WHERE IT WAS DIAGNOSED THAT THE ENGINE WAS DAMAGED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURES. THE FAILURE MILEAGE WAS 105,000.

NHTSA #: 11187501
mediumENGINE
Filed: May 2018

THE OIL COOLER HOSE LEAKED...LOST ALL OIL AND OIL PRESSURE IN LESS THAN A FEW MINUTES...LUCKY THE ENGINE DIDN;T BLOW. THERE SHOULD BE A RECALL ON THIS AS IT APPEARS IT HAS HAPPENED TO THOUSANDS OF PEOPLE.

NHTSA #: 11098843
mediumENGINE
Filed: Nov 2013

CAN YOU PLEASE GIVE ME AN EMAIL ADDRESS WHERE I CAN SEND A DETAILED REPORT OF ISSUE. TOO LARGE FOR SPACE PROVIDED. THANK YOU *TR

NHTSA #: 10552405
mediumENGINE AND ENGINE COOLING
Filed: Jan 2012

TL* THE CONTACT OWNS A 2011 TOYOTA HIGHLANDER HYBRID. THE CONTACT STATED THAT WHILE APPROACHING A STOP SIGN, THE VEHICLE STALLED WITHOUT WARNING. THE VEHICLE WAS TAKEN TO THE DEALER WHO WAS UNABLE TO DIAGNOSE THE FAILURE. THE MANUFACTURER WAS NOT MADE AWARE OF THE PROBLEM. THE VEHICLE WAS NOT REPAIRED. THE VIN WAS NOT AVAILABLE. THE FAILURE MILEAGE WAS 15,000 AND CURRENT MILEAGE WAS 16,000.

NHTSA #: 10445246
mediumENGINE AND ENGINE COOLING
Filed: Jun 2011

FORD F150 SUPERCREW 4X4 - FUEL TANK STRAP BROKE. TANK JUST HANGING. LUCKILY NOTICED IT AND HAVE ORDERED NEW STRAPS. *TR

NHTSA #: 10405678

Other 2011 Toyota Highlander Issues