There are 2 owner-reported brakes complaints for the 2017 Toyota Prius Primein NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
-The following systems malfunctioned all at the same time on 2021-07-23 at approximately 5:00pm CDT traveling at ~70mph on the interstate in normal conditions in HV system mode: -Low Braking Power -ABS Control System Malfunction -Lane Departure Alert Malfunction -Traction Control Malfunction -Pre-Collision System Malfunction -This is available for inspection upon request, if loaner vehicle is provided and covered. -My girlfriend and I were put at risk due to multiple safety systems malfunctioning, which drastically increased chances of an accident -The vehicle has been diagnosed by a certified Toyota repair shop, and the issue could not be replicated nor found by them. I am also unable to replicate the malfunction. See attached photos. -The vehicle has been inspected three times in the past 30 days by Carvana, Beneficial Automotive in Moore, OK, and Fowler Toyota in Norman, OK. None found this issue. -See attached for the instrument warnings. ICS warning, ABS, traction control, check engine, brake malfunction lights and Multi-Information Display errors all illuminated at the same time while traveling at highway speeds.
CLICKING NOISE FROM LF WHEEL AREA UPON DECELERATION/BREAKING. DEALER HAS EXAMINED BREAKS MULTIPLE TIMES AND ISSUE IS NOT RESOLVED.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026