2015 Toyota Highlander Electrical System Problems
NHTSA component category: ELECTRICAL SYSTEM · data through 07/12/2026
Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.
How electrical system ranks on this vehicle
Share of the 186 complaints citing each category; one complaint can cite several. Full breakdown on the 2015 Toyota Highlander overview page.
What owners report
“WHILE DRIVING, THE RADIO AND MAPPING SYSTEM WILL SUDDENLY STOP WORKING. THERE THEN IS NO WAY TO RESET THE MAP AND/OR RADIO, OTHER THAN TO…”NHTSA complaint 11243225 — filed 08/12/2019
“DRIVER-SIDE DOOR DOES NOT LOCK/UNLOCK WHEN USING THE KEY FOB, DOOR HANDLE, OR THE SWITCH INSIDE THE VEHICLE. ISSUE WAS SPORADIC AT FIRST BUT NOW…”NHTSA complaint 11240165 — filed 07/28/2019
“THE CAR'S ELECTRICAL NAVIGATION SYSTEM WILL GO HAYWIRE THEN REBOOT ITSELF WHILE DRIVING. YOU CAN NOT DO ANYTHING WITH THE SCREEN WHILE IT IS GOING…”NHTSA complaint 11231667 — filed 07/14/2019
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Electrical System complaints by year filed
Frequently asked questions
Does the 2015 Toyota Highlander have electrical system problems?
Electrical System is the most-reported problem area on the 2015 Toyota Highlander: 49 of 186 complaints on file (26.3%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2015 Toyota Highlander have in total?
186 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 17 involved a crash, 6 involved a fire, 16 reported injuries, and none reported deaths.
What does NHTSA's electrical system category include?
NHTSA assigns each complaint to standard component categories; this page reports the ELECTRICAL SYSTEM category exactly as NHTSA defines and records it.
