Page 2 of 3 · complaints 51–100 of 126

2024 Honda Odyssey complaints

Owner reports filed with NHTSA about this vehicle, newest first and reproduced as filed. They are unverified accounts: one proves nothing, and a pattern across many is the thing worth reading. Back to the full 2024 record →

Engine
Filed Jul 18, 2026OH

The idle start stop system on my 2024 Honda Odyssey sometimes works, and then other times will leave me stranded at a stoplight, making it a grave safety concern. After the engine does not restart you have to turn the car completely off put it in park turn it all the way back on and then continue driving. This is not related to any of the climate controls being onto high or energy being consumed. It seems to be a manufacturing defect.

Unknown or Other1 injured
Filed Jul 16, 2026NJ

Vehicle Safety Complaint – Automatic Sliding Door Injury to Child To the National Highway Traffic Safety Administration, I am submitting this complaint to report what I believe may be a serious safety defect involving the automatic sliding door on my Honda vehicle. On June 9 at approximately 5:00 p.m., while the vehicle was parked in a residential driveway, the automatic sliding door severely injured my [XXX] son. He had unbuckled himself from his car seat and slid out of the vehicle as the automatic sliding door was closing. I witnessed the entire incident. As the door closed, his entire hand, as well as the skin on his leg, became trapped in the door. The automatic sliding door did not stop or reverse after encountering his hand and leg. Because the door is automatic, I was unable to immediately release him and had to wait for it to reopen before I could free him. Those moments felt incredibly long while my son was trapped and screaming in pain. When I was finally able to remove him from the door, his hand was severely injured, visibly deformed, and had significant swelling almost immediately after the incident. To my knowledge, nothing obstructed the normal operation of the door, and the automatic sliding door was being used in its normal operating mode. The fact that the door did not stop or reverse after trapping my son's hand is the primary reason I am submitting this complaint. Immediately after the accident, I took my son to an urgent care facility. The providers ther

Electrical System
Filed Jul 14, 2026IN

The Start/Stop function on the Honda Odyssey failed to re-start the vehicle after it was stopped at a traffic signal. The vehicle gave no advance notice of the issue. The vehicle defaulted the transmission into the "Park" position, however the electronics (radio, windows, etc.) all operated as normal. Simply pushing the ignition "On/Off" would do nothing and would NOT turn off the electronics. I had to press and hold the "On/Off" ( similar to a Ctl+Alt+"Delete") to hard shut off the vehicle entirely. I then had to place the key fob physically on the "On/Off" button to restart the vehicle. This is a significant safety concern being at a dead stop at a stoplight that may be green. We have had our van to the Honda dealer twice now within 3 weeks for the same issue. They cannot get it to duplicate any issues. The original diagnosis was that we had a loose ground connection at the battery. The battery, alternator, and starter were all diagnosed as in perfect working order. The tech tightened the loose ground, but the issue has not been resolved. There were zero warnings that there was an issue with the start/stop function.

Engine
Filed Jul 14, 2026IA

My 2024 Honda Odyssey has repeatedly failed to restart after the Auto Idle Stop system shuts the engine off at a red light. When I release the brake or press the accelerator, the engine does not restart as it should. The vehicle then shifts into Park or instructs me to place it in Park, and it is difficult to restart using the start button. This has left the vehicle disabled in an active traffic lane and creates a serious risk of being struck by another vehicle. I have been stuck at a red light with people honking at me and haven't been able to start the car for up to a minute. The problem is intermittent, and I do not know whether it is caused by the engine, electrical system, battery, starter, software, or power train. The Auto Idle Stop system should not shut the engine off if the vehicle may be unable to restart.

Engine
Filed Jul 12, 2026NC

Several times the vehicle has turned off due to the auto on/off and did not restart. No warning. This happened two times at intersection near school with multiple children in the vehicle. Vehicle was not able to restart immediately. Changed to a new agm battery and still does not work. Trouble starting. Slow starting and combined with auto on off this is a dangerous disaster of vehicle

Power Train
Filed Jul 9, 2026OH

The vehicle failed to re-start after being engine had been at full operating temperature then was turned off for a short period of time. It has also struggled to re-start with auto start/stop leaving the vehicle partially in a busy intersection without any engine power until it successfully turned over several seconds after releasing the brake pedal. The dealer is unable to replicate. They have tested the starter and battery and confirmed both test good at ambient temperatures. No warning lamps. Once the vehicle cools, it is able to re-start again.

Unknown or Other
Filed Jul 2, 2026TX

The vehicle has an automatic stop/start feature that is enabled by default, though there is a button readily accessible to deactivate the function easily ea. time the vehicle is operated. The vehicle has just had the starter replaced under warranty @ 25K miles. There have been issues with the vehicle struggling to start for at least six months now - rough, slow starts where the engine is struggling to turn over. If I forget to turn off the auto-start/stop function, the engine will sometimes shut off at a red light - but it won't turn on again when the light turns green and it's time to move. I have had this happen a handful of times in traffic - the engine turns off and will not restart when normal procedures are followed.

Forward Collision Avoidance › Warnings
Filed Jun 26, 2026AZ

While driving in normal traffic, when I come to a complete stop and keep my foot on the brake, the Auto Idle Stop system activates as designed. However, when I release the brake to continue driving, the engine intermittently fails to restart properly. Instead, it repeatedly attempts to restart, cycling on and off several times before shutting down completely. When this occurs, the vehicle becomes disabled in traffic and does not respond as expected. It can take multiple attempts and a significant amount of time before the engine finally restarts, leaving me stranded in intersections or in moving traffic. This creates a serious safety hazard because surrounding vehicles continue moving while my vehicle is unable to move. This problem has occurred multiple times under normal driving conditions and is not an isolated incident. During one occurrence, the vehicle failed to restart after the Auto Idle Stop system activated, leaving my vehicle disabled in traffic. As a result of this incident, my vehicle was involved in a collision that **damaged the front and back bumper**. Fortunately, no one was seriously injured, but the incident clearly demonstrates the significant safety risk associated with this defect. The vehicle is currently at an authorized Honda dealership for diagnosis and repair. I am submitting this complaint because a vehicle that unexpectedly shuts down and fails to restart after Auto Idle Stop activation presents a serious safety hazard. I am concerned that this de

Electrical System
Filed Jun 22, 2026GA

Had to replace starter at 29,000 miles due to auto stop/start prematurely wearing out component.

Structure › Body
Filed Jun 19, 2026WA

Water leak, which could fire the taillight lamps. Happening to lot of Honda odessey models.

Unknown or Other
Filed Jun 17, 2026MO

The car fails to start when coming out of the idle start/stop feature. This has happened at least 3 times to my family. When it occurs it takes ~1min to restart the vehicle and can occur in an intersection.

Power Train
Filed Jun 16, 2026AR

Yesterday my 2024 Odyssey auto stop engaged and the car wouldn’t restart in the traffic light. I had to turn the car off and try twice before it would restart.

Power Train
Filed Jun 11, 2026NC

The vehicle is experiencing an Auto Idle Stop (AIS) failure to restart from a complete stop. The engine dies, the electrical system resets, and it requires a manual button push or jumpstart to get moving again

Unknown or Other
Filed Jun 3, 2026OR

After stopping at a red light behind a few cars in a left turn lane, the Auto Idle Stop (AIS) system turned off the engine. A moment later the light turned green and I let my foot up from the brake pedal. The engine failed to start. The hazard lights turned on automatically. I reapplied pressure to the brake and pressed the Engine Start/Stop button, which had no effect. Electrical systems remained active (i.e. the car did not turn off completely), but the engine also didn't start. I ensured the vehicle was in park and stepped out to verify the fuel door was closed (I had just filled the tank) and check the battery connections. Cars were going around us on the passenger side, and oncoming traffic was very close to me on the driver's side. I was concerned for myself and my passengers. No one was injured, nor was there a collision. After returning to the driver's seat, I tried the Engine Start/Stop button again. This time the car shut down. I waited a minute, then started the car. The engine started successfully. The vehicle is available for inspection. The problem has not been reproduced. We have been disabling AIS since the incident, so it's unlikely to happen again. The problem has not been confirmed by a dealer or service center, nor has it been inspected by anyone yet. I noticed the engine being slightly slower to restart after AIS stopped it in the few weeks leading up to the incident. There were no other symptoms I noticed.

Unknown or Other
Filed Jun 1, 2026NC

When driving with or without the cruise the word BRAKE appears and the van taps it breaks automatically even when there is no reason to do so. There is no vehicle in front or anything on the road to be detected. It occasionally happens when there is a vehicle in the oncoming lane, but happens more often when there are no other vehicles close enough to be detected or cause me to need to slow down. It has been happening for some time now, but I did not know how to report it.

Unknown or Other
Filed Jun 1, 2026VA

The auto idle stop on this specific vehicle has left me stopped in traffic numerous times. If left on, it frequently will cause the car to turn off when attempting to start from a stop at a intersection, causing a back up or near collision in some instances. It takes 5 - 10 seconds minimum to recognize what has happened, shift to park (if the vehicles allows, which sometimes does not), and restart the car. This being said, I have other Honda's with the same function, and all work normally (as expected), turning off the car when stopped briefly, and starting immediately upon letting off the brake or pushing the gas. -It's only this 2024 Odyssey with this issue- I have spoken with other owners of the same year model and have had the same complaint. The mechanics at the dealership have even said that it is a known issue with this model year, but that Honda has not fixed. This vehicle has been to the delearship at least 3 times to attempt to fix. A new battery was also not a solution. The issue continued after replacement.

Structure › Body
Filed May 31, 2026FL

My wife and kids were driving down the highway when the moonroof spontaneously exploded. It made a loud popping noise and glass rained down on my wife and two young kids. No warning signs at all. Luckily everyone is safe but this did cause some traumatic. We do feel uncertain about moonroofs now and are considering a different vehicle.

Electrical System
Filed May 28, 2026TX

Last week, I opened my vehicle door and noticed water standing in the foot well. I didn't think too much of it until I started driving down the street and gallons of water were gushing on my feet in the footwell from behind the steering wheel and fuse box. I parked and waited for it to dry out a few days. I took my vehicle to the dealer and was shocked to hear that this is caused because the sunroof has a drainage system, and when the primary drain clogs, due to pollen or dirt, the secondary drain drains directly into the driver footwell. They advised that this is an issue that disregards vehicle age and sunroof non-use. Because this is a new vehicle, all of my basic maintenance and inspections have been provider by the Honda dealer. I asked why this had not been inspected on my previous service appointments and was told the primary drain for the sunroof can only be inspected by camera. It is only when the primary drain becomes clogged that the water dumps into the driver side footwell. I searched my owner manual and found nothing to indicate or require that the primary sunroof drain should be inspected, cleaned or serviced, at any of the maintenance intervals, and especially not during the first 2 years of ownership. The steering column, fuse box, and driver footwell house all of the necessary electrical and mechanical parts for steering, braking, acceleration, lighting and all other electrical systems controls. Additionally, if this were to happen while driving, the distrac

Electrical System
Filed May 22, 2026WA

Automatic start stop completely turns off car when pulling up to a stop sign, light, or yield intersection. Car completely turned off and wouldn’t start on a bridge overpass causing a safety hazard. Took a solid minute for it to restart.

Electrical System
Filed May 13, 2026FL

Since purchasing my 2024 Odyssey EX-L I have experienced on multiple occasions where the idle stop engages but upon releasing the brake the vehicle fails to restart, dash lights up and vehicle is shifted automatically into park while sitting in traffic and vehicles moving all around me as well as honking as I am unable to restart the vehicle immediately. I have to push the start button multiple times before the vehicle will restart. Dealership is unable to replicate issue so I just started turning it off. Now the idle stop/start doesn't engage at all even after driving for hours. Additionally the vehicle is very slow to start especially if I have had to start the vehicle a different times throughout the day. I took the vehicle back to the dealer and they diagnosed it with a bad starter at only 38K miles which is of course out of warranty. Not only is this a safety issue of the vehicle stalling in traffic but Honda is failing to recognize a well known issue with the starter in this particular vehicle, sticking consumers with hefty repair bills for a manufacturing issue.

Unknown or Other
Filed May 7, 2026IA

On 3 separate occasions, I have been at a stop light where the auto stop kicks in. When I release my foot from brake, it should auto start. Instead, it stalls out. This is a huge safety issue and has caused cars behind me to get angry and honk. If someone wasn't paying attention, this could cause collision easily. The battery seems fine, and even if it wasn't, shouldn't the battery life be considered when the feature is triggered? I will be taking it in to get serviced, but I'm very frustrated.

Electrical System
Filed May 6, 2026MD

For the past year, the vehicle's Auto Idle Stop system has intermittently failed to restart the engine after coming to a complete stop at traffic lights. This creates a dangerous situation where the vehicle is immobilized in active traffic, posing a significant risk of rear-end collisions or other accidents. I have taken the vehicle to an authorized Honda dealership for service; however, they were unable to duplicate the issue and declined to perform further repairs. As the problem remains unresolved, I am reporting this incident to the NHTSA to contribute to the official record of safety concerns regarding this feature in Honda vehicles.

Unknown or Other
Filed Apr 30, 2026OK

The car will lose power while sitting at a red light. The dash lights up and you can't do anything. You have to turn it off and back on and hope no one hits you in the meantime. This has happened twice now. I bought it brand new, serviced regularly and has 16k miles.

Engine
Filed Apr 24, 2026CA

My 2024 Honda Odyssey EX-L has a recurring Auto Idle Stop failure. About 1–2 times per week, when stopped at a light and Auto Idle Stop engages, the engine fails to restart properly when I release the brake. The engine sputters or shuts down, the battery warning light comes on, and the vehicle shifts itself into Park. I then have to hold the start button for several seconds to restart the engine. This creates a safety risk because the vehicle becomes disabled in active traffic when the light turns green. The vehicle was previously taken to a Honda dealer for this issue, and the battery was replaced, but the problem continues.

Engine and Engine Cooling
Filed Apr 23, 2026CA

See attached document for complaint.

Unknown or Other
Filed Apr 23, 2026GA

2024 odyssey sport vin [XXX] in the drive through lane at a reataurant activated the auto start stop feature and shut off the van. The van did not restart when trying to move foreward again and had to cycle the starting ignition system via placing van in park and pressing the start button. Taking the van to the hennesey honda dealer in woodstock ga for inspection. Thank you [XXX] [XXX] [XXX] or [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Unknown or Other
Filed Apr 8, 2026CA

My car is experiencing the starting issue that is listed as auto start/stop feature. However, since I almost always have the AC on or start/stop disabled because the car will not start when hot after a few stops and was scared it would do it in traffic. So far I can get it started again but need to completely turn car off and try again, sometimes more than once. Had been going on for a year and the dealer has replaced battery then the next services said nothing wrong. Now the car is out of warranty and the starting issues getting worse and have finally found online that others are experiencing similar issues. I have forgotten to turn off start/stop a couple times and been stranded in traffic as well when car auto stopped at red light and did not restart causing me to be stuck until i could get it restarted.

Electrical System
Filed Mar 13, 202622,000 milesTX

The contact owns a 2024 Honda Odyssey. The contact stated that while driving at an undisclosed speed, and while stopped at a red traffic light, the Automatic START/STOP system failed, causing the vehicle to unexpectedly shut off. The vehicle was restarted and drove normally. On another occasion, while stopped in a drive-thru, the vehicle shut off unexpectedly. The emissions system, adaptive cruise control, and tire monitoring system warning lights were illuminated. The vehicle was taken to the dealer, where it was diagnosed with battery failure. The battery was replaced; however, the failure persisted. The manufacturer was notified of the failure. The approximate failure mileage was 22,000.

Electrical System
Filed Mar 10, 2026GA

The idle stop on the van will stall the vehicle. This has happened 3 separate times where the vehicle stops, then stalls when the engine tries to turn back on. This can be very dangerous, especially when trying to turn from an intersection and the vehicle stalls.

Electrical System
Filed Mar 6, 2026SC

"The vehicle is experiencing an intermittent, loud popping/crackling noise coming from the speakers and infotainment system. This is a known symptom of a failure in the MOST (Media Oriented Systems Transport) bus network, specifically related to defective FAKRA connectors and coaxial cabling. This issue was previously the subject of NHTSA Recall #23V-431 for 2018–2023 models, but the defect persists in this 2024 model." Safety Risk: "When the MOST bus network loses connection for more than 20 seconds, the infotainment screen freezes or goes black, causing a total failure of the rearview (backup) camera image. This failure occurs unpredictably while the vehicle is in reverse, significantly increasing the risk of a back-over accident or collision. Additionally, the loud, sudden popping noises are a severe driver distraction." Dealer/Manufacturer Response: "The Honda dealership confirmed the issue is consistent with the known MOST bus failure (TSB 23-047). However, because the vehicle has 49,000 miles, both the dealership and Honda Corporate (Case # [Insert your number if you have one]) have denied a goodwill repair, despite this being a documented safety defect that has been the subject of prior federal recalls

Engine
Filed Mar 6, 2026OH

SEVERAL TIMES, I HAVE BEEN DRIVING, AND THE AUTO STOP SHUTS THE ENGINE DOWN, THEN IT WILL NOT RESTART. THIS HAS HAPPENED ON A VERY BUSY STATE ROUTE IN THE MIDDLE OF AN INTERSECTION, WHILE I HAVE MY YOUNG CHILDREN IN THE VEHICLE. THIS IS VERY CONCERNING AND A MOJOR SAFETY ISSUE FOR US.

Engine
Filed Mar 2, 202641,000 milesUT

The contact owns a 2024 Honda Odyssey. The contact stated that while stopped and using the Auto START/STOP feature, the vehicle failed to restart as designed. While attempting to restart the vehicle, the battery warning light flashed on the instrument panel. The vehicle restarted after several minutes. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 41,000.

Fuel/Propulsion System
Filed Mar 1, 2026AR

The vehicle was stopped at a red light. This vehicle is equipped with an auto-start/stop system to save fuel. Once the red light turned green the engine refused to restart. This was the second instance. The vehicle took over 30 seconds before it would restart. None of the push-to-start buttons worked, the car would not recognize that the brake was pressed, and it had also shifted itself into park. Very dangerous while traffic was moving all around us.

Structure › Body
Filed Feb 9, 2026NY

For 2 years we have had intermittent issues with sliding doors not opening. The doors will not respond to the handles in or out, or remote control or door button. at 2 years old the doors jammed so bad my child was trapped in the middle. Finally we tried pulling on the door that was open about 6" and the rear window exploded. seems to be some sort of electrical override. really surprised the door can fail slightly open and not allow passengers to escape.

Steering
Filed Feb 4, 2026OK

While driving, the vehicle will suddenly jerk taking control of the steering. As similar defect has been noted on other models. Took to the dealership and they said it is the automatic gear box.

Electrical System
Filed Jan 29, 2026FL

I believe something is wrong with the electrical system tied into the infotainment system of the car, which displays the radio, heating, cooling, shows the rear camera controllers, as well as some fo the lighting in the sport L is not fully lit, for example where the shift gears is there a light that goes across the front, mines if red, only 1 side is actively turninig on, but the other side is off, at time the display become unresponsive, meaning no matter what I select nothing is displayed I only get the main screen that shows the FM/AM, CAR PLAY, Andriod Auto, Setting etc, when this happens and when the screen flickers the radio does not turn on, no sound is heard, I can turn on/off the ac, but can control where the air flows, or changing some basic settings, at times the rear camera will not work as well. I have videos of this for my records, and I did report this directly to Honda, but they indicated there is no recall for the infotainment system, I previously had a 2021 Odysessy and there was a recall for soemthing very similar, not sure why they would continue to use the same system in the newer vechiles, clearly something is wrong here, so I am documenting this for my records, but I believe Honda needs to step in and correct this issue before other electrical problems occur and someone gets injured

Electrical System
Filed Jan 27, 2026CA

Automatic Idle Stop function fails. The car idles down while at a stop and then the entire car will shut off and fail to restart. This occurs frequently at stoplights, stop signs, in traffic or any time the vehicle idles down. The car fails to restart right away resulting in multiple attempts to start the engine and poses a danger to occupants in traffic.

Air Bags
Filed Jan 23, 2026700 milesGA

The contact owns a 2024 Honda Odyssey. The contact stated that while operating the vehicle, the air bag warning light remained illuminated. While driving in a rainstorm, rainwater leaked into the vehicle from the driver’s side sliding door. Additionally, the passenger’s side sliding door was misaligned. The contact stated that the vehicle was a converted mobility vehicle and that the failure might be related to the conversions made to the vehicle. The conversion dealer was notified of the failure and had serviced the vehicle on several occasions. The vehicle manufacturer was not contacted. The failure mileage was 700.

Electrical System
Filed Jan 21, 2026TX

The vehicle will shut off at stops after the auto idle stop engages. We have to turn the vehicle back on and press the "off auto idle stop" button to not have this happen. I will enter the last date we noticed this below.

Fuel/Propulsion System
Filed Jan 5, 2026CA

I am writing to formally report and complain about a serious safety issue I am experiencing with my Honda Odyssey related to the Auto Idle Stop feature. While the vehicle is stopped and Auto Idle Stop is engaged, the engine unexpectedly shuts down and, in some cases, does not restart properly when I attempt to accelerate. This has occurred after normal driving and also immediately after refueling. When the issue happens, the vehicle loses power completely for several seconds, creating a dangerous situation—especially in traffic, at intersections, or while making turns. This issue is not only inconvenient but also a significant safety concern. A delayed or failed engine restart can easily lead to accidents, particularly when quick acceleration is required. I understand that Auto Idle Stop is designed to improve fuel efficiency, but it should never compromise vehicle safety or reliability. I am aware that other Honda Odyssey owners have reported similar problems, which suggests this may be a known or widespread issue. I would like Honda to: Acknowledge this problem as a potential safety defect Investigate whether this issue is related to the Auto Idle Stop system, fuel system, battery, starter, or engine control software Advise whether there is an official fix, software update, recall, or service bulletin addressing this issue Provide guidance on how Honda plans to resolve this problem permanently Please let me know the next steps to have my vehicle properly inspected and repai

Electrical System
Filed Dec 30, 2025MA

Car doesn't start, has needed to be jumped almost 20 times in a year. Auto start stop has shut the car off in intersections

Service Brakes
Filed Dec 28, 2025NC

I have had multiple issues with the radio (16000 miles). After many personal videos dealership was able to fix one of this issues with a new part (22000 miles). I was informed the other issues I was having with the radio was due to my battery not staying fully charged. I was also having issues with the van not starting right away, which made me feel I could get stranded. It took many attempts to get the van to start. The van also wouldn't let me reverse one time, with a message telling me to place van in park. Another issue is the van is very slow to restart from auto idle shut off. The transmission is slow to change gears in lower gears and the van jerks a little bit. Next my rotors were warped. I was informed by the dealership that there was nothing wrong with my transmission and the auto idle down was working properly. NO one could explain the rotors being warped. They reshaped my rotors and replaced the battery and told me they hoped that fixed the problem. Well indeed it did not fix the problem. As of 12/27/25 the van completely shut off at a stop sign and again on 12/28/25. The issue is only getting worse (24,000 miles) and now I am scared to death that the van will stop while i am driving. The dealership has been contacted and I am waiting on a call back for a loaner car. I was in traffic and was extremely worried about my safety, as well, the safety of others around me and with me. ( Side note I returned the van to another dealership soon after the first dealership pe

Engine
Filed Dec 17, 2025MI

The start stop system has failed to restart at a busy traffic light more than half a dozen different times after a 1 hour drive. Short drives do not bring this issue out. This got me stuck at a light, drivers annoyed honking and confused as I try to get my vehicle to start again. Turning the van completely off and back on again seems to get the van to restart again. I tried bring the issue up to the dealer when I brought it in for its first service, but the employee was extremely rude/belligerent and stated they would only do an oil change when I asked for help with this safety issue among other things. Will take to another dealer next service interval and try again. No issues known or warning lights on the vehicle prior. The van when it did this, error'd stating failure to restart or something along those lines. It happened so fast I don't 100% recall. After the issue the van would have no issues or lights on at all to even think anything had went wrong in the first place. This is a 2024, purchased new, vehicle.

Electrical System
Filed Nov 26, 2025IN

2015 Honda Odyssey with approx 34000 miles. During auto stop/start events the van intermittently would not restart. This issue was worse during warm weather and occured throughout the summer of 2025. It was also noticed that the van sometimes would experience hard starts when restarting soon after a drive. It appeared to be a heat soak issue with the starter and the starter could not turn over the engine. There were no service lights present during this issue. After it failed to start, you would need to turn the ignition off then back on to attempt to restart. Service was performed at Performance Honda in Fairfield Ohio on 11/21/2025, and although the van passed all tests in regards to battery and starter. Initially the van was not going to be repaired/covered, but the van happened failed to start while in the service bay. The starter assembly was replaced under warranty on 11/25/2025. This is a safety issue when the van doesn't restart while at a stoplight or even worse when attempting to pull out into traffic.

Engine
Filed Nov 24, 2025SC

The Auto Idle Stop (AIS) feature on our 2024 Honda Odyssey EX-L has recently failed to restart engine leaving driver and passengers stranded in heavy traffic at intersection traffic lights. This has occurred twice, once while traveling alone, once while traveling with five year old child. Safety put at risk because driver had to exit car in middle of road during rush hour traffic while cars attempted to go around. The problem has not been reproduced or confirmed by dealer. Had battery tested at auto parts store and results indicate battery in good condition. Vehicle has not been inspected by the manufacturer, police, insurance representatives. There were not any warning lamps, messages or other symptoms of the problem prior to the failure.

Lane Departure › Assist
Filed Nov 6, 2025MA

When using the sensor-controlled, automatic wipers the lane keeping assist is silently disabled when the wiper speed switches to high. There is no warning or explicit notification of this other than the dashed lane markings indicator becoming "empty". There should be some on console warning that is more substantial so the driver knows they cannot rely on lane assist steering during this time.

Electrical System
Filed Nov 1, 2025OH

While operating the vehicle, I have experienced repeated problems with the idle stop/start system. Specifically: 1-The engine automatically shuts off at stop signs and stop lights as designed, but at times the vehicle fails to restart immediately when the brake is released or the acceleration is pressed. 2-Multiple occasion while stopped in traffic the vehicle unexpectantly shifted into "Park." 3-For the last 3 weeks the vehicle sometimes hesitates to start on first attempt.

Engine and Engine Cooling
Filed Oct 31, 20258,500 milesMD

The contact owns a 2024 Honda Odyssey. The contact stated that while at a stoplight, the auto idle stop feature malfunctioned, and the vehicle failed to immediately restart after releasing the brake pedal. On several occasions, the vehicle had to be shut off before restarting. The vehicle was taken to the local dealer, who was unable to determine the cause of the failure. The contact was informed of the NHTSA Action Number: EA25004 (ENGINE AND ENGINE COOLING); and related the failure to the campaign. The manufacturer was not yet contacted. The failure mileage was 8,500.

Forward Collision Avoidance › Adaptive Cruise Control
Filed Oct 8, 2025SC

The camera on top of the windshield and the radar behind the grill failed and the van has less then 12,000 miles! This is a well known issue. There is no obstruction. The area is clean and clear. Totally unacceptable.

Unknown or Other
Filed Sep 30, 2025TX

The idle start/stop feature is not starting back up after stopping. This occurs after driving for for some time. I have had this happen to me in traffic where I am not able to quickly start my car back up. Sometimes it requires me to turn my car completely off on the highway. This also happens at traffic lights and I am not able to go after the light turns green. I took my car in to have it looked at and they said they saw the problem in the logs and it was that my battery was low. They replaced my battery however I am still having this problem with the brand new battery. An error shows on the dash but I can't remember it word for word.

Reading these

NHTSA publishes every complaint as the owner wrote it and investigates only a fraction. Spelling, capitalisation and judgement are the filer’s own. What carries weight is repetition: the same component failing the same way across many filings, and whether the manufacturer eventually opened a recall for it.

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