There are 1 owner-reported brakes complaints for the 2015 Fiat 500in NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
FIAT 500E VEHICLE BRAKING BEHAVIOR IS UNEXPECTEDLY HARD, SUDDEN, OR UNPREDICTABLE UNTIL THE USER USES AN OBD SCAN TOOL WITH APPROPRIATE DIAGNOSTIC SOFTWARE- AND INITIATES BRAKE CONTROLLER SENSOR RE-CALIBRATION. THIS OPTION IS FOUND UNDER THE DIAGNOSTIC MENU UNDER: ABS>RENENERATIVE BRAKE CONTROLLER>ACTIVE DIAGNOSTICS, AND THEN SELECTING THE PROCEDURE TO START (RBC SENSOR CALIBRATION). ONLINE FORUM USERS (PLEASE SEE LINK BELOW) ARE CURRENTLY USING 3RD PARTY SOFTWARE, AT THEIR OWN EXPENSE, TO CORRECT THE BRAKING DEFICIENCY (APPROXIMATELY $49). MY PERSONAL VEHICLE WAS PURCHASED USED AND WAS EXHIBITING SUDDEN AND UNEXPECTED BRAKING ISSUES AT APPROXIMATELY 8,500 MILES; THIS IS IN MY OPINION A VERY LOW NUMBER OF MILES TO BE EXPERIENCING REGENERATE BRAKING AND CONTROL ISSUES. PLEASE REFERENCE THE ONGOING DISCUSSION THREAD AT FIAT 500E ONLINE FORUMS: HTTPS://WWW.FIAT500OWNERS.COM/THREADS/FIX-GRABBY-BRAKES-FOR-70.149282/#POST-1292483
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