2017 Toyota 4Runner: Brakes locked
Common wear/failure (not a recall)
Symptoms
Owners of the 2017 4Runner report: brakes locked. CarComplaints.com lists 1 owner complaints, average mileage 7,000 miles.
NHTSA has 9 owner complaints for the 2017 4Runner in this area. Examples:
- NHTSA complaint ODI #11452492 (filed 02/17/2022): “Failed brake master cylinder, this is still a rather new vehicle and the mechanics said this is unlikely in a new low mileage vehicle. i did research and this has only happened a few times, seems like a safety recall should be put in place.…”
- NHTSA complaint ODI #11439109 (filed 11/02/2021): “While driving at full speed on the freeway, another vehicle stopped suddenly in front of me. my brake pedal was soft and went down almost to the floor. rapid pulsing of brakes, as would be expected with the abs (antilock brake system), did not occur. i pulled…”
Likely causes
Sources do not establish a single root cause; diagnosis is needed. Owner-reported fixes are listed below.
Fix, in plain English
Most common owner-reported solutions on CarComplaints.com: none clearly reported. Check for open recalls and extended warranty coverage with a dealer before paying out of pocket.
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: get a written quote after diagnosis.
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto
Sources
Page last updated .