Diagsheet

2025 Honda Odyssey · symptom sheet

Battery dies or the car will not start

  • 71owner reports
  • 16,000median miles
  • 0involved a crash

Newest report Aug 28, 2026 · checked Sep 9, 2026

178 of the 343 complaints on this car are about the electrical system. 71 of those describe dead battery. Only stalling is reported more often on this car.

Tick what matches of 71 reports

12
4
29
56
3
10

What got replaced

Owners who name the part that was replaced mention the battery (62 reports) and the starter (27 reports).

Recalls and investigations

No recall on the electrical system covers the 2025 model year as of Sep 9, 2026.

NHTSA investigations into the electrical system on the Odyssey

PE12-026opened Oct 2, 2012
Electrical · model years 2003 to 2004

Ignition interlock failure - rollaway. Closed jan 14, 2013, led to recall 12V-573.

NHTSA summary
On December 10, 2012, Honda Motor Company submitted a defect information report to NHTSA regarding ignition interlocks in approximately 576,117 model year MY) 2003 through 2004 Honda Pilot and Odyssey vehicles that are the subject of this investigation and 231,044 MY 2003 through 2006 Acura MDX vehicles (Recall No. 12V-573).Honda's report states that a design change to the ignition switch used in the recalled vehicles reduced the range of rotation for the ignition switch from 160 degrees in earlier designs to 125 degrees without a corresponding change to the ignition interlock blocking mechanism.The result was that excessive rotational force could damage a lever that would allow the driver to remove the ignition key that was in a position other than the Park position, which may allow the vehicle to roll away.ODI identified 176 complaints related to the alleged defect, including 48 roll away crashes.Threeof the incidents resulted in the following injuries to pedestrians:1) a broken foot and torn Achilles tendon; 2) a fractured fibula and crush injuries to a shin area; and 3) an incident requiring unspecified treatment at a hospital emergency room.This investigation is closed.The VOQs associated with this investigation are: 10486515, 10486393, 10486100, 10485010, 10482229, 10482091, 10481169, 10481105, 10481079, 10481027, 10480804, 10480648, 10480099, 10480009, 10479934, 10479695, 10479561, 10479517, 10479494, 10479484, 10479437, 10479421, 10479409, 10479343, 10478916, 10478876

None of these investigations covers the 2025 model year.

When it happens

The middle half of failures fell between 10,000 and 22,000 miles, from the 13 reports that gave a mileage.

1225
5926

What owners wrote

“Vehicle with 37k miles. When the idle stop feature is activated at a stop, it causes the vehicle to stall requiring a restart. The starter occasionally does not work as well. Starter and battery was replaced at 12k and the issue has resurfaced. This poses a significant safety risk.”

Filed Aug 13, 2026 · 37,000 miles

“Auto start stop not working. This is happening quite a lot where there auto stop in activated and then the car wont start back. Resulting in the car having to be completely restarted.”

Filed May 8, 2026

“After a drive, shut it off, walk back to car within 2 minutes, car wont start. It cranked but failed. Never happen in cold start, but always after a drive. Happen about 8times in 9,000 miles and is more and more frequent now.”

Filed Mar 9, 2026 · 9,000 miles

“Auto Start/Stop system engaged, when given gas the engine did not start. Battery light came on and had to turn off and on the vehicle to start the engine. EA25004 - Investigation [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)”

Filed Jan 19, 2026

Should you keep driving it?

This page can't tell you that. 0 of 71 reports involved a crash. Owners who file are the ones who had a bad experience, and nobody checks their reports. If the problem affects steering, braking, power or a fire risk, treat it as a safety fault and have it inspected before a long or high-speed drive.

File your own report with NHTSA. Complaint counts are how a problem gets an investigation.

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