2014 Honda Odyssey engine problems

Related recalls

No recalls on file.

What owners say

1. Filed Apr 26, 2026NVEngine

   About mid-2025, Honda announced a warranty extension campaign (not a formal NHTSA recall) for: * 2013–2017 Honda Odyssey (and some Pilots) * Related to VCM (Variable Cylinder Management) What the problem was: * Piston rings wear prematurely * Oil gets past the rings → fouls spark plugs * Leads to: * Misfires (P0301–P0304) * Oil consumption * Rough running Mechanism: * Cylinder deactivation (VCM) → uneven temps → carbon buildup + ring sticking * Sometimes described loosely as…

   NHTSA complaint #11733841 · source
2. Filed Apr 10, 2026MNEngine

   All of this has been diagnosed and confirmed by Richfield-Bloomington Honda. It is a catostrophic failure of the motor. Cylinder 6 is misfiring. They are recommending a full motor replacement. Last year, I had the piston ring issue on this car and the dealership had to rebuild the motor. The van has about 125,000 miles on it and is good service, including the repaired motor. We are the single owners of the vehicle. After this happened, Honda Corporation was notified, a case…

   NHTSA complaint #11730488 · source
3. Filed Feb 7, 2026ILCrashBrakesEngineAcceleration & Cruise Control

   While brake pedal depressed and car coming to a stop at a traffic light, car surged forward as engine revved and hit another car in front of it. Brake pedal was depressed the entire time.

   NHTSA complaint #11716437 · source
4. Filed Jan 29, 2026CAEngine

   The piston ring function has deteriorated causing ring low wear toughness such to the point that sludge has been created fowling the spark plug. This leads to carbon fowling and misfiring of the engine. There have been two incident's one in March of 2025 and the second in Late July of 2025. Both times we after my wife freak out because the car was falling apart she had it towed to a mechanic and both times they said it was caused by what I identified above. A few weeks later…

   NHTSA complaint #11714341 · source
5. Filed Jan 24, 2026MDEngine

   On 10/03/2021 I was driving on the road and they car started acting up and the lights on the dashboard all start light up, so I drove to the dealer did a diagnosis on the car came out To be misfire and piston ring 4 fault. So I did the repair that are required for me to operate my vehicle safely. So four years later Honda did the recall. I submitted my documentation and repair receipt. Honda at first denied my claim saying I don’t have a proof of payment ( which clearly…

   NHTSA complaint #11713152 · source
6. Filed Jan 15, 2026NJEngine

   Vehicle: 2014 Honda Odyssey, VIN [XXX] , approximately 88,000 miles. In October 2025, the vehicle developed a strong burning-like odor from the HVAC vents, the temperature gauge rose, and an “Engine Hot” warning message appeared. At the same time, engine performance deteriorated and the engine began misfiring. Due to the overheating warning and drivability issues, I stopped using the vehicle and brought it to Pit Stop Auto Center (203 Clinton Place, Long Branch, NJ 07740)…

   NHTSA complaint #11711042 · source
7. Filed Oct 25, 2025CAEngineTransmission & DrivetrainWheels & Tires

   The car is not shifting properly and lags or hesitates when changing gears. This issue causes the car to jerk, particularly when transitioning from lower gears to higher ones. Additionally, there has recently been a noise coming from the driver's side wheel, although the brake pads are in good condition.

   NHTSA complaint #11695601 · source
8. Filed Sep 25, 2025KYEngineOther / Unknown

   The incident happened in December 2022; the vehicle is available for inspection still. Without warning, the engine light started blinking, and engine ran very rough, so I ended up pulled over and stuck until we could tow to the local Honda dealership. Then was without a car for several days. The dealership found error code P0302 (misfire on cylinder 2), due to oil gumming up on the spark plugs, caused by the eco system design flaw in the 2014 Odyssey. The dealer quoted $5640…

   NHTSA complaint #11689809 · source
9. Filed Sep 25, 2025TNEngine

   Had a Honda fixed for a well known piston ring problem that did not have a recall, but should have at the time repaired. In July, Honda sent us an extended warranty for the very problem we had repaired. I sent in all documentation and claim was denied twice. My dealer has sent me a voice mail confirming the repair is the exact one mentioned in the warranty extension. American Honda is claiming certain error codes must be mentioned in the work order in order to pay the claim.…

   NHTSA complaint #11689663 · source
10. Filed Aug 6, 2025MDEngineFuel, Hybrid & EV Propulsion

    A poorly designed engine leads to misfires even after proper maintenance, increasing the chances of a crash. On Monday, May 12th, 2025, the MIL indicator came on and began flashing while I was driving. The engine began to misfire so violently that the vehicle was nearly undriveable; acceleration was dangerously poor. After I got home, I used a OBD-II code scanner and pulled a "P0301 - Cylinder 1 misfire" DTC. Then, I did some research, and found that a poorly designed engine…

    NHTSA complaint #11678822 · source
11. Filed Jun 23, 2025FLEngine

    Piston failure - vehicle has always been properly maintained by Honda dealer and we have adhered to their suggestions for maintenance/repair. It has been driven in a safe and legal manner. There is no reason why this should have happened under the conditions without a defect. Vehicles currently at Regal Honda, Lakeland FL incurring $6000 worth of repairs.

    NHTSA complaint #11668526 · source
12. Filed Jun 13, 2025FLElectrical SystemEngineFuel, Hybrid & EV Propulsion

    I’m experiencing several issues with my 2014 Honda Odyssey: -The radiator fan often stays on after the car is turned off. -I have to press the shut down button 3 times before the car completely shuts off, which is concerning. -After driving for only 20 minutes , the engine temperature spikes to the max which is limiting my ability to get places safely. -The sliding doors only work when the car is off and sometimes even then it won’t open after trying 3/5 times. These issues…

    NHTSA complaint #11666721 · source

Source: U.S. National Highway Traffic Safety Administration (NHTSA) Office of Defects Investigation public data. Complaints are submitted by owners and are not verified by NHTSA or by us; a complaint does not prove a defect exists. View this vehicle on NHTSA.gov Methodology