2011 Toyota Sienna Electrical System Problems
NHTSA component category: ELECTRICAL SYSTEM · data through 07/14/2026
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 610 complaints citing each category; one complaint can cite several. Full breakdown on the 2011 Toyota Sienna overview page.
What owners report
“IN THE MORNING CAR DID NOT START, BATTERY WAS DEAD. I CHARGED BATTERY OVERNIGHT . AFTER 2 HR OF DRIVING ( 120 MILES) CAR WAS…”NHTSA complaint 10536739 — filed 08/22/2013
“WHILE DRIVING DOWN THE ROAD IN THE VAN WITH 7 ELDERLY PEOPLE IT CAUGHT ON FIRE AND SMOKE CAME INTO THE CABIN VIA A/C VENTS…”NHTSA complaint 10536494 — filed 08/21/2013
“THE CONTACT OWNS A 2011 TOYOTA SIENNA. THE CONTACT STATED THAT THE FRONT PASSENGER'S SIDE DOOR CAUGHT ON FIRE. THE FIRE SPREAD TO THE FUEL…”NHTSA complaint 10526063 — filed 07/22/2013
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Electrical System complaints by year filed
Frequently asked questions
Does the 2011 Toyota Sienna have electrical system problems?
Electrical System is the #3 most-reported problem area on the 2011 Toyota Sienna: 66 of 610 complaints on file (10.8%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2011 Toyota Sienna have in total?
610 complaints were on file with NHTSA as of 07/14/2026. Across all categories, 34 involved a crash, 7 involved a fire, 36 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.
