2024 Honda Accord engine problems

10 owner complaints filed with NHTSA name the engine on the 2024 Honda Accord — 7% of all complaints for this model year.

Engine complaints

share of all complaints

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median reported incident mileage

0 / 0

crash / fire reports

What owners report

“The engine vibrates/shutters when switching from electric to gas. It almost feels like the engine is going to fall out. I’ve taken it to two different Honda dealerships multiple times and since they can’t duplicate the issue while it’s there then they say there’s nothing they can do. The oil also…”
filed Jun 15, 2026
“The contact owns a 2024 Honda Accord. The contact stated that while driving 50 MPH, the instrument cluster lights illuminated. The message “Emissions System Power Reduced – See Dealer” was displayed. An unknown transmission message was displayed. The engine was not working properly. The message…”
filed Jun 5, 2026

Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.

Dealer Message - Under certain conditions, the cylinder head gasket effectiveness may be reduced which may cause vehicles to experience overheating, coolant loss, misfire, and/or DTCs P0300 through P0304 stored.
AEBM08262026901 · Other · issued Aug 26, 2026
Service Bulletin - Under certain conditions, the cylinder head gasket effectiveness may be reduced which may cause vehicles to experience overheating, coolant loss, misfire and/or DTCs P0300 thru P0304 stored.
A26-005 · Service Bulletin/Repair Instructions · issued Aug 26, 2026