Car · Honda problems

2020 Honda Odyssey problems

491 owner complaints filed with NHTSA for the 2020 Honda Odyssey. The most reported area is forward collision avoidance (38% of them). NHTSA also lists 41 service bulletins and 14 recall campaigns.

Counts are what owners told NHTSA, as filed. NHTSA does not confirm each report, and a complaint is not proof of a cause. Injuries: 20. Deaths: 0.

Complaints by area

Each bar is the share of this model year's 491 complaints that name that area. A complaint can name more than one area, so the shares add up to more than 100%.

• Forward collision avoidance186 · 38%
• Electrical system173 · 35%
• Lane departure128 · 26%
• Engine and engine cooling73 · 15%
• Other or unknown71 · 14%
• Body and structure32 · 7%
• Fuel system31 · 6%
• Backup camera and sensors23 · 5%

12 smaller areas not shown (113 complaints in total).

Do not compare models by these numbers. NHTSA has no sales count for each model, so a model with more complaints may just have sold more cars. Use them to see which areas owners write about, not to rank cars.

Service bulletins

NHTSA's database lists 41 repair bulletins from Honda for the 2020 Honda Odyssey. A bulletin is a repair instruction sent to dealers. It is not a recall and does not mean your car is covered. The 8 newest:

1. A24-085Received July 26, 2024

   Engine and engine cooling

   MIL flashes and vehicle will not accelerate, low power.

2. A23-091Received December 23, 2023

   Engine and engine cooling

   Due to variations in the purge control solenoid valve spring, the valve wears unevenly and intermittently sticks.

3. A23-008Received November 29, 2023

   Engine and engine cooling

   Under certain circumstances, after coming to a stop and the idle stop feature engages, the vehicle may not automatically restart.

4. APOC05102023901Received May 23, 2023

   Equipment

   American Honda is requesting a parts inspection for only 76253-THR-A12 - MIRROR SET, L.

5. A23-023Received April 22, 2023

   Engine and engine cooling

   The engine will not crank on initial startup after precipitation and sub-freezing temperatures.

6. A22-027Received September 27, 2022

   Electrical system

   Service Bulletin - Audio sound will stop and No Audio Connection message appears in the audio display.

7. A22-001Received September 9, 2022

   Electrical system

   On February of 2022, the 3G network will no longer support the in-vehicle services that the vehicle has previously supported.

8. A22-018Received August 2, 2022

   Latches, locks and linkages

   After powering open, the tailgate either slowly sags down or the power tailgate control unit sounds a warning tone before powering the tailgate closed.

Recalls

NHTSA lists 14 recall campaigns for the 2020 Honda Odyssey. Recall repairs are free at a Honda dealer. The 3 to look at first:

1. 20V440000July 28, 2020

   Electrical system

   Incorrect central network software programming may cause several errors to occur that can delay or prevent the rearview camera image from displaying.

2. 20V066000February 6, 2020

   Electrical system

   The wire harness for the third row seat accessory power outlet may get pinched between the unibody and rear trim panel, possibly damaging the wires and causing an electrical short.

3. 26V423000July 2, 2026

   Back over prevention

   Water may enter into the rearview camera, which can cause the rearview camera image to fail to display when the vehicle is in reverse.

See all 14 recalls for the 2020 Honda Odyssey, or check your VIN below to see which are open on your car.

Common repairs in this area (not a diagnosis)

These are repair jobs that sit in the areas owners report most. A complaint may need a diagnosis first: the same symptom can come from many causes, and a serious one such as engine failure is not fixed by a cheap part. They are not a forecast of what your Odyssey will need. Ranges are US estimates for all makes.

Start with a diagnosis

• Diagnostic scan (check engine light)$55 to $250

Forward collision avoidance 186 complaints · 38%

No repair price here: this area usually needs a diagnosis first. A diagnostic scan (check engine light) runs $55 to $250.

Electrical system 173 complaints · 35%

• Battery replacement$150 to $470
• Alternator replacement$360 to $930
• Starter replacement$280 to $740
• Battery cable replacement$100 to $340

Lane departure 128 complaints · 26%

No repair price here: this area usually needs a diagnosis first. A diagnostic scan (check engine light) runs $55 to $250.

Engine and engine cooling 73 complaints · 15%

No repair price here: this area usually needs a diagnosis first. A diagnostic scan (check engine light) runs $55 to $250.

Check a quote you got

Check your VIN

Complaints and bulletins cover a whole model year. Only the VIN shows what is open on your car.

By VIN By year, make and model

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Recall and complaint data comes from NHTSA, the US government's vehicle safety agency, and is cached for up to a day. Recall repairs at a dealer are free. A recall that is not listed may not apply to your car or may not be filed yet. Check nhtsa.gov/recalls too.

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2020 Honda Odyssey: questions

What are the most common problems on the 2020 Honda Odyssey?

Of the 491 owner complaints filed with NHTSA for the 2020 Honda Odyssey, 186 (38%) name forward collision avoidance, and 173 (35%) name electrical system. A complaint can list more than one area, so the shares add up to more than 100%. These are owner reports, not proven causes.

Is the 2020 Honda Odyssey reliable?

These numbers cannot say. NHTSA complaints have no sales count to compare against, so a high number on one model does not mean it fails more than another. Use them to see which areas owners write about, then check your own VIN for open recalls.

Do these complaints include crashes or fires?

Owners marked 4 of the 491 complaints as involving a crash and 1 as involving a fire. They also reported 20 injuries and 0 deaths. NHTSA records these as the owner reports them and does not confirm each one.

How many recalls does the 2020 Honda Odyssey have?

NHTSA lists 14 recall campaigns for the 2020 Honda Odyssey. Recall repairs are free at a Honda dealer. Enter your VIN to see which ones are open on your car.

What is a service bulletin?

A service bulletin is a repair instruction a maker sends to its dealers. It is not a recall, and it does not mean your car is covered. NHTSA lists 41 repair bulletins for the 2020 Honda Odyssey.

More

• 2025 Odyssey problems
• 2019 Odyssey problems
• 2018 Odyssey problems
• 2016 Odyssey problems
• 2015 Odyssey problems
• 2014 Odyssey problems
• 2013 Odyssey problems
• 2012 Odyssey problems
• 2011 Odyssey problems
• 2010 Odyssey problems
• 2020 recalls
• All Honda recalls
• Honda problems by model
• Check-engine codes

Sources

• NHTSA complaint and technical service bulletin files, checked October 29, 2026
• NHTSA recalls

Complaint, bulletin and recall counts come from NHTSA as filed. Repair prices are estimates from our own ranges. Not a repair shop, estimates only.