There are 2 stored owner reports matching the brakes leading-label group for the 2017 Toyota Prius Prime in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 2 of 2 matching reports.
Open the full vehicle complaint log (all categories)-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.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 29, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.