2020 Honda Odyssey: Recalls, Complaints & California Lemon Law

AIR BAGS

I hit a pothole and my airbags deployed. The Right side airbags and the front passenger seat airbags were deployed. | The contact owns a 2020 Honda Odyssey. The contact stated while driving approximately 50 MPH, the driver’s side curtain air bag deployed without impact. No vehicle occupants were injured from the unintended deployment. The manufacturer was notified o | The airbag deployed unexpectedly while driving without a collision. The vehicle became unsafe to operate, and I sustained an injury. This happened last night so nothing has been inspected yet.

Allegedly reported: 3 injuries (as reported to NHTSA).

FORWARD COLLISION AVOIDANCE,LANE DEPARTURE

Front camera is bad or faulty, triggering all adaptive cruise control, lane keep assist, auto high beam etc errors on dashboard, rendering the car not able to start or die in the middle of the road/traffic when the engine goes into idle mode while st | With no preceding accident or damage, the vehicle suddenly received multiple warning lights on the dash, including: "Adaptive Cruise Control Problem", "Lane Keeping Assist Problem", "Collision Mitigation System Problem", "Road Departure Mitigation Sy | Basically, numerous errors lite up the dashboard. But the car itself was running ok mechanically. I took it in for service and after a couple of non sensical diagnoses. It was determined to be the multipurpose camera in the windshield area. And they

ENGINE

Following replacement of the small block in Dec. 2025 for bad pushrod bearings. The vehicle ran for 3000 miles, before the engine seized up again while driving at 50 mph. The vehicle came to a stop in the travel lanes and could not be moved due to en | My wife started hearing a knocking sound while driving, coming from under the hood. I opened the hood while the engine was idling and could tell the sound was coming from inside the engine. Checked the oil level and it was in the operating range and | Connecting rod bearing failure at 105,000 miles, even with full recommended and documented service history.

Allegedly reported: 1 injury (as reported to NHTSA).

FUEL/PROPULSION SYSTEM

When pressing the accelerator, there is an extremely loud and abnormal noise coming from the fuel pump. The noise is so severe that it raises safety concerns while driving. The issue appears similar to fuel-pump–related problems reported in other rec | Fuel Pump quit working while driving and caused my vehicle to stop in the middle of the road. My vehicle had 63000 miles when it stopped working. | Car stuttered and completely stopped running on the road. Cops had to come and direct traffic around me while my car had stopped. Towed the car to the dealership and the fuel pump was identified as the problem. Car has 63000 miles on it.

ELECTRICAL SYSTEM,FORWARD COLLISION AVOIDANCE

The radar is broken leaving all ADAS unusable in addition to no option to use cruise control. | The multipurpose camera module has failed, on the vehicle resulting in the simultaneous loss of several driver-assistance and safety systems while the vehicle is in operation. These systems include cruise control, lane keep assist, lane departure war | Multiple Honda Sensing safety systems (collision mitigation, lane keeping, road departure, adaptive cruise, and auto high‑beam) disabled suddenly on 2020 Honda Odyssey EX‑L around 76,000 mi. Dealer and two independent diagnostics confirmed DTC U3000‑

ELECTRICAL SYSTEM,UNKNOWN OR OTHER,ENGINE

Honda Odyssey Idle Stop system failure Vehicle: 2020 Honda Odyssey (Elite) Incident description: While driving, the vehicle's "Idle Stop" system engaged as I came to a complete stop at [e.g., a traffic light, intersection, stop sign]. The engine shu | My can intermittently fails to start after the auto idle start system has engaged. I am stopped at a light on a busy road. When the light turns the car tries to start but fails. Some times it is able to start but I get warnings that multiple systems | Auto engine idle shut off issue and yes it is available for inspection. Upon exiting stop/start events(auto shut off at stop signs/lights/parking lots), engine does not restart. instead, it shifts into park, lights up all instruments on display pane

LANE DEPARTURE,FORWARD COLLISION AVOIDANCE

The multipurpose camera unit failed causing the Forward Collision Warning, Automatic Braking, Lane Keeping Assistance, and Lane Departure warnings lights to come on and rendering all those systems inoperable. Part of the selling point of this vehicl | After purchasing my 2020 Honda Odyssey EX-L in July 2025 (had approximately 58,000 miles), in January 2026 (current mileage approximately 66,000 miles), it suddenly displayed multiple indicators on the dash, including 'ACC', 'LKAS', 'Brake System', ' | After researching I find it to be a sensor in the windshield is a common problem

ELECTRICAL SYSTEM,STRUCTURE

The power tailgate system on my Honda Odyssey failed. The dashboard displays a “Power Tailgate Problem” warning message and the tailgate will not open automatically using the key fob, interior button, or rear handle. When attempting to open it electr | This is now the second time that we are having a rear hatch failure. with about 37,000 miles on this van, the control module shorted out due to water getting into it due to a bad seam (according to other Odyssey owners who are suing Honda for this). | I have had 3 Power Tailgate modules fail due to water leaks in the rear panel or window of the vehicle. I have had 2 leaks repaired and two modules replaced within a 6 month period (June '24 and December '24). 6 weeks later (Feb 14, 2024) have had th

ENGINE AND ENGINE COOLING

The contact owns a 2020 Honda Odyssey. The contact stated that while driving at an undisclosed speed, the vehicle inadvertently lost motive power. The contact was able to coast to the shoulder of the roadway, where the vehicle failed to restart. No w | The contact owns a 2020 Honda Odyssey. The contact stated that there was an abnormal knocking sound coming from the engine. The vehicle was taken to a local dealer where it was diagnosed. The contact was informed that the knocking sound coming from t

POWER TRAIN

At 67,000 miles the transmission was lurching when shifting in 4th gear. Took it to Honda dealership who found code p0736 stored in TCM. Transmission fluid flushed January 2024 by same dealer. No warning lights ever appeared. Body shop said this r | While driving on highway, 3 hours away from home, all of a sudden van slowed down and jerking and shaking with loud grinding movement sound from the van started. No warning sign displayed on the dashboard display screen and no warning alert either | Driving in traffic, switched lanes into a turn lane and came to a stop. The van put itself in park and wouldn't do anything for 5 minutes...the van kept running. It couldn't be shifted out of park, it couldn't be turned off. After approximately 5 min

LANE DEPARTURE

2020 Honda Odyssey EX LKAS, Collision Avoidance, Auto High Beam etc. warning lights to cycle continuously. Had my Honda mechanic check problem and Camera Monocular, forward facing camera causing issues and requires replacement. This is only a 5 ye | The tailgate control module has been water damaged and needed to be replaced twice. My local Honda dealership was unable to correct the issue and stated that it is due to a water leak in the frame of the vehicle/tailgate. The dealership has identif

ELECTRICAL SYSTEM,STRUCTURE,UNKNOWN OR OTHER

The auto slide door latch will not disengage. The rear passenger door cannot be opened electronically OR manually. | I have had 2 major issues, the idle stop feature has multiple times caused my car to stall. It has even happened on the highway during traffic where the car went into idle-stop mode and would not restart the engine. Last week it happened again on a m | On 18 January 2023 the tailgate on our 2020 Odyssey refused to open. Neither the inside switch nor the outside switch does anything. I crawled in the back and checked the fuses and both are good. I also discovered that the emergency tailgate release

Allegedly reported: 1 injury (as reported to NHTSA).

FUEL SYSTEM, GASOLINE

The contact owns a 2020 Honda Odyssey. The contact stated that while driving at various speeds, the engine revved high while depressing the accelerator pedal. The contact then received notification of NHTSA Campaign Number: 23V858000 (Fuel System, Ga | The contact's wife owns a 2020 Honda Odyssey. The contact received notification of NHTSA Campaign Number: 23V858000 (Fuel System, Gasoline); however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact | The contact owns a 2020 Honda Odyssey. The contact received notification of NHTSA Campaign Number: 23V858000 (Fuel System, Gasoline); however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated

ELECTRICAL SYSTEM,BACK OVER PREVENTION

The contact's daughter owns a 2020 Honda Odyssey. The contact stated that while his daughter was driving at an undisclosed speed, several unknown warning lights illuminated. The contact attempted to inspect the vehicle but could not determine the cau | Complete infotainment system loss and screen blackouts Repeated “Network connection lost” errors Inoperative reverse camera and parking assist systems Ongoing 12V battery drainage due to system faults My Honda dealer has diagnosed the problem as | WHEN I BOUGHT THE VAN USED IN 2023 AT A DEALERSHIP, THEY WERE WORKING ON THE TAILGATE OF THE VAN. THEY STATED IT WAS A FACTORY DEFAULT THAT THE MODULE HAD. THEY DID NOT GO INTO FURTHER DETAIL. I STARTED GETTING A MESSAGE ON THE DASH PANEL THAT THE PO

UNKNOWN OR OTHER,ENGINE

Several times over the last 18-24 months my van has 'stalled' after the auto engine start/stop feature restarts my car. This has mostly happened while at stop lights/signs, or idle. However, it has happened twice while driving, my car will just die a | The Auto-Idle Engine system malfunctions constantly. For example, several times I almost got into dangerous or possibly fatal accidents- I was in stop and go traffic on an interstate. Traffic slowed to a stop. I held the brake. The engine idled. I to

ELECTRICAL SYSTEM,LANE DEPARTURE,FORWARD COLLISION AVOIDANCE

The forward-facing camera and/or radar unit failed one morning while running errands, resulting in 5 separate ADAS system failures. With these safety features not working, our safety and the safety of others is at risk. We took it to our dealer and w | Our Odyssey has had mounting concerns w/electrical system. These are safety issues. 10/20. Work done related to electrical system-rear camera having issues. Left/rt rear door wires were replaced due to recall. Software update completed. Gage control

UNKNOWN OR OTHER,FORWARD COLLISION AVOIDANCE,LANE DEPARTURE

For the last few days I turn on my car and get alert lights that I have problems with: the ACC, LKAS, collision mitigation, road departure mitigation systems and auto high beams. From online Honda forums I can see that many people have had these prob | Shortly after purchasing my vehicle and replacing the battery, I received multiple dashboard warnings. I took it in to the dealership, and I was advised that the van's multipurpose camera located behind the rear view mirror needed to be replaced. I h | 1. Issue: *Multiple (5+) warning lights on dash [i.e. road departure mitigation system problem, adaptive cruise control problem, lane keeping assist problem, auto high beam warning, collision mitigation system problem etc.] 2. Honda Dealer diagnose

ELECTRICAL SYSTEM,ENGINE

Auto Idle Stop (AIS) system. had many of the other same symptoms that people reported. our car would go into idle mode and then it would not restart. I would have to turn the car off I tried to do various things just to get it started again. this ha | I was stopped at a light at a busy intersection and when I went to drive when the light turned green, my van did nothing. It had turned off the engine when I stopped at the intersection. I tried to switch gears and it wouldn’t change. I was kind of p | My 2020 Honda Odyssey died at a stop light while driving on 5/12/2023. The auto on/off feature caused the van to turn off at a stop light and then there was not enough power in the battery to start the car again. It had to be towed to the Honda deale

ELECTRICAL SYSTEM,FORWARD COLLISION AVOIDANCE,LANE DEPARTURE

Make: Honda Odyssey 2020 Mileage at Failure: ~40,000 miles Incident Description What component or system failed or malfunctioned, and is it available for inspection upon request? The front sensing camera system failed, which controls multiple driver | The Infotainment system started blanking out and restarting while driving. This issue has started about 1 year ago to this date. it has occured on multiple occassions, We have brought it to Honda to get it repaired under warranty but they refused. Th | Internal failure of the multipurpose camera/millimeter wave radar unit with code U300-49; available for inspection upon request. All safety features linked to multipurpose camera such as adaptive cruise control, lane keep assist, auto high beam, col

VEHICLE SPEED CONTROL,SERVICE BRAKES,FORWARD COLLISION AVOIDANCE

Our vehicle is only a few years old and the front camera failed. It will not do any Automatic Emergency Braking, Forward Collision Warning, etc. Honda refuses to cover this even though it is a manufacturer defect. | On several occasions our honda van has slammed on the brakes without any vehicle or obstacle present. The automatic braking system has worked properly when someone ahead brakes aggressively ... but the instances i'm talking about have occur without

ELECTRICAL SYSTEM,VEHICLE SPEED CONTROL,FORWARD COLLISION AVOIDANCE

We have 2020 Honda Odyssey with 4500 miles and multi purpose camera quit working and Honda service center ran a scan and confirmed malfunction of camera and replacement costed over $1600. Internet tells me that many other similar vehicle have simila | Front Camera failure resulted in failure of Adaptive Cruise Control Automatic Emergency Braking Blind Spot Warning Forward Collision Warning Lane Departure Warning Lane Keeping Assistance Parking Collision Warning Rear Cross Traff | Front windshield camera, controls adaptive cruise control, lane keep assist, lane departure mitigation, front collision mitigation, auto high beam, all the lights came on and all the features stopped working. We were 1500 miles from home when this ha

UNKNOWN OR OTHER,LANE DEPARTURE

Front camera goes bad and all the driving safety indicator lights go on. I have been reading so many problems with this. Owners complaining. They want over $2000 to replace My car is over the warranty time limit. | The multifunction camera which is responsible for ADAS features suddenly failed

SERVICE BRAKES,FORWARD COLLISION AVOIDANCE

Multiple warning lights, all for the safety system: ACC, automatic emergency braking, etc. I am told by the dealer that this is due to a faulty forward camera. Looking at the NHTSA site and other forums, this is a VERY common issue and should be addr | Multi-Purpose camera has failed according to Honda dealership. No safety features work in the car. You pay for the car to have these features and then they fail after only 3 years? Have been dealing with this issue for almost 2 years now. Honda wants | The front camera/sensor broke and is not covered under Honda’s warranty. This affects the adaptive cruise control, lane keeping assist, collision mitigation system, road departed mitigation, and auto high-beam.

ELECTRICAL SYSTEM,ENGINE,FUEL/PROPULSION SYSTEM

My car went completely dead while stopped in traffic on a busy street. My kids were in the car and thankfully I was able to crank it by pressing the start button. This issue has already been “fixed” and the dealership “cannot replicate” | The idle start stop feature constantly doesn’t work. When stopped at a light or stop sign the engine will turn off and when I release the break it is supposed to reengage the engine. Instead it stalls out causing me to have to put the car in park a | Idle stop caused engine to stall 3 separate times leaving me stranded in busy intersections making it difficult to restart vehicle and move safely out of the way. Initial start up checks come on, asked to put car in park, step on brake to restart car

STRUCTURE

The power liftgate opens, but then closes unexpectedly. It will open fully, dip down a couple inches, open back up fully and then close quickly. It does not stop closing when it meets moderate resistance, only stops when the button is pressed. I was | The contact owns a 2020 Honda Odyssey. The contact stated that the passenger’s and driver's side sliding doors were frequently not opening or closing as designed or intended. The contact had noticed the failure approximately 2 years prior; however, t | Driver side rear sliding door will not open even when the automatic release button is disengaged. Some could be trapped in an emergency or I am worried that if it opens I will not be able to get it closed.

Allegedly reported: 2 injuries (as reported to NHTSA).

ELECTRICAL SYSTEM

The same power tail gate issue as experienced by many others on models 2018-2022. Water intrusion causing the power module fail for auto operation of powerlift tail gate. | The power liftgate will not operate and the tailgate will not latch closed. The van was parked outside during a heavy rain, and when the vehicle was started afterward, a warning was displayed on the dash. The van has not been checked by the manufactu | The vehicle unexpectedly shifts into Park while driving. Each time this occurs, I have to turn off the car, use the “Push to Start” feature to restart it, and then shift back into Drive. This issue has happened multiple times, creating a safety conce

POWER TRAIN,ENGINE

 I have a concerning noise from my car's engine that I’ve already brought in for diagnosis. Knocking/ticking/rattling noise on stand-still acceleration at relatively low speeds/under light load. Does not duplicate when revving in park, only under lig | My 2020 Honda Odyssey the engine stalled while I am driving. It isn’t the first time in part two years. My first complaint to the dealer on 2020, the first time my engine stalled when I was moving to the Parking. The engine stalled and all the light

ENGINE,FORWARD COLLISION AVOIDANCE

On [XXX], while driving my wife to the RDU airport, our Odyssey's engine failed to restart after an Auto Idle Stop (AIS) at a busy intersection in Greensboro. Instead of starting, the dashboard displayed a Collision Mitigation System Problem alert, t | When the automatic start/stop feature turns the car off when the brake is fully depressed the Car will sometimes not restart as designed. Further, it is sometimes accompanied by the forward collision warning light coming on and shutting the car off.

ELECTRICAL SYSTEM,LANE DEPARTURE

The contact owns a 2020 Honda Odyssey equipped with a Cabin Watch camera. The contact stated while driving at an undisclosed speed, the Lane Keeping Assist and the Cabin Watch camera became inoperable. Additionally, the contact stated that even thoug | There is some electrical or sensor issue with the 2020 Honda Odyssey EX-Ls. All my dashboard lights turn on, then I take it to the dealership to tell me they just had to do a system update. This is the 3rd time it has happened. This issue needs to be | In my area, there has been lots of heavy rain. There was a water leak on the interior rear driver side, causing the tailgate control module (TCM) to fail part # 74970-THR-A12 The tailgate trunk or 5th door is not working, will not open, will not acti

ELECTRICAL SYSTEM,UNKNOWN OR OTHER

Car leaks. Cargo Bay fills with water. Possible mold issues. I am told this leaking causes damage to the control module for the tailgate. Our tailgate will close on us and has almost closed on our children. We have to be very careful when the childre | The Infotainment system continually goes blank, while driving leaving the backup camera disabled and without navigation. I returned the van a week after purchase and did not get it back for a month. Despite the recall was never completed. It has been | 1) Infotainment system crackles, pops, and shuts off frequently. Will not come on sometimes until 5 minutes into the drive, meaning we cannot use our rearview backup camera. This was recalled in other models but not our specific VIN. 2) “Shutter gr

STEERING

THIS IS A FOLLOW UP REPORT TO 11343147. SINCE THE SUBJECT REPORT WE HAVE HAD 3 MORE INCIDENTS (IN ABOUT A WEEK) OF THE STEERING WHEEL LOCKING AND PREVENTING THE CAR FROM TURNING. ONE TIME THE LOCKED STEERING WHEEL FORCED THE CAR INTO THE ONCOMING L | ON A SUNNY, CLEAR, DRY DAY AND ON A PAVED AND MARKED TWO LANE COUNTRY ROAD, THE CAR WOULD NOT LET ME TURN TO THE RIGHT ON A SWTICHBACK TURN. I WAS TRAVELLING AT APPROXIMATELY 25 -30 MPH WITH MY FOOT LIGHTLY ON THE ACCELERATOR TO MAINTAIN SPEED. THE

SERVICE BRAKES

First instance of the problem: Upon approaching a stop sign I pressed the brake pedal, the 2020 Honda Odyssey van started to shake, and no matter how hard I pressed the brake pedal, the vehicle would not stop. I intended to make a right turn at the s | The contact owns a 2020 Honda Odyssey. The contact stated while driving 45 mph, there was an abnormal sound coming from the brakes. There was no warning light illuminated. The vehicle was diagnosed but not repaired. The manufacturer was informed of t | WHEN PULLING INTO A PARKING SPACE THIS MORNING AND APPLYING THE BRAKES, THE BRAKE PEDAL DID NOT ENGAGE. PEDAL WENT TO THE FLOOR WITH NO RESISTANCE WHILE MAKING A GRINDING/SLIPPING SOUND. I WAS GOING STRAIGHT, LESS THAN 5 MPH. I RELEASED THE BRAKE AND

FORWARD COLLISION AVOIDANCE

The front-facing camera stopped working, and all associated ADAS systems no longer functioned (Adaptive Cruise Control, Automatic Emergency Braking, Forward Collision Warning, Lane Departure Warning, Lane Keeping Assistance). Several errors needed t | the front monocular camera is defective causing the safety features (adaptive cruise control, collision warning, lane shift warning, auto brights, auto braking) to not function at all. This seems to be a known issue with many honda owners. The warnin | I am submitting this complaint to report a serious safety defect involving my Honda Odyssey equipped with Honda Sensing technology. During normal operation and without any accident, impact, windshield damage, repair, or environmental event, all Hond

UNKNOWN OR OTHER

After a heavy rainstorm, the power tailgate motor stopped opening or closing the tailgate. | Summary of the Problem: The power tailgate motor on my 2020 Honda Odyssey has failed multiple times, causing the liftgate to stop midway, refuse to open, or abruptly close on its own. This failure creates a safety risk because the tailgate can unexpe | I was driving and the message Power Tailgate Problem popped up on dashboard of Honda Odyssey 2020. When I got to my destination I tried to open the trunk and it would not open. I took the car to Honda and they said there's water somewhere that caused

Allegedly reported: 10 injuries (as reported to NHTSA).

BACK OVER PREVENTION

When driving in reverse the front screen blacks out. | Rear view screen turns off due to radio not working due to FAKRA connectors. | The contact owns a 2020 Honda Odyssey. The contact stated while reversing, the contact became aware that the center display failed to display an image of the rear of the vehicle, compromising the back over prevention system. The message "Network conn

VISIBILITY

The contact owns a 2020 Honda Odyssey. The contact stated that on several occasions while driving at various speeds during rainy weather, he attempted to defrost the windows; however, the HVAC failed to operate as designed with warm air coming from t | The contact owns a 2020 Honda Odyssey. The contact stated that he became aware that the VIN was included in NHTSA Campaign Number: 23V174000 (Visibility) however, the parts to do the recall repair were not yet available. The local dealer was contacte

VISIBILITY/WIPER

The outside mirrors had a recall for potential detachment. My driver's side mirror detaches sometimes even after the replacement. When I contacted Honda over this issue, they told me that they can't take my complaint and I should go back to the deale | I had a Recall on my 2020 Honda Odyssey Vin # [XXX] for NHTSA Recall # 23V-431. The recall was for rear camera failure. The Fix was to replace MOST cable harness. In Early October 2023 my rear view camera did fail and no longer conformed to Fe

EQUIPMENT

The center infotainment display does not have any visuals anymore. It started with cameras and displays glitching in and out for about 1&1/2 years. The problem wasn’t too bad, but in Aug 2021, the radio started to not work, and then we began hearing | The audio/infotainment system controls everything in the vehicle. It has had a crackling noise coming over the speakers since I purchased the vehicle in September 2020. I had purchased it brand new and almost immediately after I took delivery reali