2015 Toyota Highlander: Service Brakes complaints
Owner-reported issue (NHTSA complaints, not a recall)
Symptoms
NHTSA has 15 owner complaints for the 2015 Toyota Highlander that list the service brakes component. Complaints are individual owner reports, not verified defects.
Examples:
- NHTSA complaint ODI #11671284 (filed 07/04/2025): “I have noticed speed issues or high idling with this vehicle for a while. i committed a rear end collision with a vehicle on july 4, 2025, at approximately 2pm. my car rear ended his truck while it was stopped behind another vehicle. my vehicle sustained total damage to the front end. i was tick…”
- NHTSA complaint ODI #11421324 (filed 06/17/2021): “The following error message appears:“both accelerator and brake pads are depressed”. this is not actually being done.the vehicle will then brake suddenly on its own, and the driver must accelerate then brake quickly to disengage the automatic brake.this creates a highly dangerous traffic situation. …”
- NHTSA complaint ODI #11407432 (filed 04/10/2021): “Back stop light get rain water! passenger side front break always wearing out before others breaks ! trunk door automatic broken! 3 row sit under need get rushed! seat belt mounted on the floor if you put mats pull you back all time ! ac went u turn on not working right away take 5-10 min to cool d…”
Likely causes
These complaints do not establish a single root cause; read the examples above and get a diagnosis.
Fix, in plain English
No single fix is established by these reports. Check your VIN for open recalls at nhtsa.gov/recalls, ask a dealer about technical service bulletins (TSBs) or extended warranty coverage, then have the system diagnosed.
DIY difficulty: Moderate
Pads and rotors are a common DIY job with hand tools and a jack; ABS/hydraulic faults need a scan tool. (Our assessment.)
Cost
No sourced cost range for this issue. Get a written quote after diagnosis.
Typical parts (search links, no affiliate codes)
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Sources
Page last updated .