2017 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 261 complaints citing each category; one complaint can cite several. Full breakdown on the 2017 Toyota Highlander overview page.
What owners report
“AUTO STOP/START MALFUNCTION. IT WILL STOP THE ENGINE WHILE TURNING, AND WON'T START THE ENGINE WHILE RELEASE BREAK. IT HAPPENED OCCASIONALLY AT THE BEGINNING, NOW…”NHTSA complaint 11388827 — filed 01/19/2021
“WHILE PRESSING ON BRAKE AND PUSHING POWER BUTTON TO TURN ON VEHICLE, A CLICKING NOISE SOUNDED AS IF THE BATTERY WAS MALFUNCTIONED. WHEN LOOKING AT…”NHTSA complaint 11373651 — filed 11/08/2020
“2017 WITH JUST UNDER 20K MILES. VEHICLE STALLED FROM STOP WHILE AT A A RED LIGHT. WOULD NOT RESTART. ONLY CLICKS FROM START BUTTON. MULTIPLE…”NHTSA complaint 11351719 — filed 08/27/2020
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Electrical System complaints by year filed
Frequently asked questions
Does the 2017 Toyota Highlander have electrical system problems?
Electrical System is the #3 most-reported problem area on the 2017 Toyota Highlander: 46 of 261 complaints on file (17.6%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2017 Toyota Highlander have in total?
261 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 18 involved a crash, 2 involved a fire, 26 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.
