2021 Honda Odyssey Electrical System Problems

NHTSA component category: ELECTRICAL SYSTEM · data through 11/01/2026

55Electrical System complaints

37.4%Of all 147 complaints

#1Most-reported category

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

ELECTRICAL SYSTEM55 · 37.4%

Unspecified / other34 · 23.1%

ENGINE26 · 17.7%

AIR BAGS16 · 10.9%

FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING15 · 10.2%

Share of the 147 complaints citing each category; one complaint can cite several. Full breakdown on the 2021 Honda Odyssey overview page.

What owners report

“I hear a popping/crackling noise from the speakers then I get complete network loss for my backup camera, my dvd player, my clock, maps etc.System…”NHTSA complaint 11689851 — filed 09/26/2025

“Vehicle lost power resulting in the vehicle automatically going into park and powering off while driving. This has happened multiple times. In addition, we will…”NHTSA complaint 11689213 — filed 09/23/2025

“Can has been making a popping noise that can be felt in the steering wheel for 2 years. Honda has told me nothing was wrong…”NHTSA complaint 11683344 — filed 08/27/2025

Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.

Electrical System complaints by year filed

Frequently asked questions

Does the 2021 Honda Odyssey have electrical system problems?

Electrical System is the most-reported problem area on the 2021 Honda Odyssey: 55 of 147 complaints on file (37.4%). Complaints are unverified owner reports, not confirmed defects.

How many complaints does the 2021 Honda Odyssey have in total?

147 complaints were on file with NHTSA as of 11/01/2026. Across all categories, 2 involved a crash, 1 involved a fire, 4 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.

About this data — Complaint figures on this page are consumer reports submitted to the National Highway Traffic Safety Administration (NHTSA), a U.S. government agency. NHTSA does not verify individual complaints; a complaint is not proof that a defect exists, and counts reflect what owners chose to report, not confirmed failure rates. Recall information comes from official NHTSA safety recall campaigns; recall repairs are free at authorized dealers. Always check your specific vehicle by VIN at nhtsa.gov/recalls. CarModelProblems.com is an independent site and is not affiliated with NHTSA or any vehicle manufacturer. Data through 11/01/2026.