2006 Toyota Highlander Hybrid 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 370 complaints citing each category; one complaint can cite several. Full breakdown on the 2006 Toyota Highlander Hybrid overview page.
What owners report
“THE CONTACT OWNS A 2006 TOYOTA HIGHLANDER HYBRID. THE CONTACT WAS DRIVING APPROXIMATELY 35 MPH WHEN THE CHECK ESC WARNING LIGHT ILLUMINATED AND THE ENTIRE…”NHTSA complaint 10386339 — filed 03/03/2011
“THE COMPUTER ON 2006 TOYOTA HIGHLANDER HYBRID WON'T ALLOW ENGINE TO START. 12V BATTERY WILL NOT START AUTO UNTIL A SMALL CHARGE IS CONNECTED TO…”NHTSA complaint 10386150 — filed 03/02/2011
“I MADE A RIGHT HAND TURN AND WAS ACCELERATING, HEARD A POP AND THE CAR SHUT DOWN. I COASTED TO THE SIDE OF THE ROAD…”NHTSA complaint 10385049 — filed 02/24/2011
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Electrical System complaints by year filed
Frequently asked questions
Does the 2006 Toyota Highlander Hybrid have electrical system problems?
Electrical System is the #2 most-reported problem area on the 2006 Toyota Highlander Hybrid: 69 of 370 complaints on file (18.6%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2006 Toyota Highlander Hybrid have in total?
370 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 34 involved a crash, 7 involved a fire, 10 reported injuries, and 2 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.
