P0306 on HONDA ODYSSEY — Cylinder 6 Misfire Detected

Q: "What does P0306 mean on a HONDA ODYSSEY?"

"P0306 indicates: Cylinder 6 Misfire Detected. This is a ignition system code. 3 HONDA ODYSSEY owners have reported this to NHTSA."

Q: "What are the most common causes of P0306 on HONDA ODYSSEY?"

"Based on 3 NHTSA reports, the most commonly cited components are: Engine, Fuel/Propulsion System. These percentages are based on the component field in owner complaints."

Q: "Is P0306 serious on my HONDA ODYSSEY?"

"Of 3 NHTSA reports for this code on HONDA ODYSSEY, none involved a crash or fire. However, any diagnostic code should be evaluated by a qualified mechanic."

Q: "What should I do if my HONDA ODYSSEY shows P0306?"

"1) Check for recalls on your VIN at nhtsa.gov/recalls. 2) Get a professional diagnosis — a code alone doesn't identify the exact failed part. 3) Get 2-3 repair estimates to compare."

What P0306 Means on Your HONDA ODYSSEY

P0306 is a diagnostic trouble code indicating: Cylinder 6 Misfire Detected. This code relates to the ignition system system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

3 HONDA ODYSSEY owners have reported this issue to NHTSA across model years 2013-2019. Most reports come from the 2019, 2013 model years. The most commonly reported component is Engine (66.7% of reports).

Real HONDA ODYSSEY Owner Reports

Source: NHTSA Complaints Database

"On 2/22/2017, my wife was driving vehicle, suddenly hesitates and stalls. proceeds to the nearest vehicle service location (not a honda dealer). technician evaluates codes (all misfires - p0304, p0305, p0306 & p0300). informs wife of piston/engine recall and service bulletins."

— 2013 HONDA ODYSSEY owner · ENGINE · Filed 02/22/2017

"We bought this van new and twice since owning it-once in 2019 at 5,418 miles and this month (November 2025) at 136,947 miles-we have been driving down the interstate with a van full of people, when without any previous warning, suddenly multiple warning lights come on all at once (the check engine l"

— 2019 HONDA ODYSSEY owner · ENGINE · Filed 06/24/2019

"On June 16, 2023 When I got in my van and turned on, about 8 different system failure lights started singing and light up across my dashboard. I proceeded to drive it and it drove fine most of the time but then it would misfire or loose power."

— 2019 HONDA ODYSSEY owner · FUEL/PROPULSION SYSTEM · Filed 07/16/2023

All reports filed by vehicle owners directly with the U.S. Department of Transportation.

📊 Complaint Trend by Model Year

1

'13

2

'19

Common Causes on HONDA ODYSSEY

Based on NHTSA complaint component analysis for this vehicle.

ENGINE 66.7%

FUEL/PROPULSION SYSTEM 33.3%

What To Do Next

1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. If your vehicle is covered, repairs are free.
2
Get a proper diagnosis
A code alone doesn't tell you the exact failed part. A diagnostic at a shop ($50–$150) pinpoints the root cause before you spend money on parts.
3
Compare repair quotes
Get 2–3 quotes. Dealer vs. independent shop prices often differ 30–50% for the same repair.

Frequently Asked Questions

What does P0306 mean on a HONDA ODYSSEY? ▾

P0306 indicates: Cylinder 6 Misfire Detected. This is a ignition system code. 3 HONDA ODYSSEY owners have reported this to NHTSA.

What are the most common causes of P0306 on HONDA ODYSSEY? ▾

Based on 3 NHTSA reports, the most commonly cited components are: Engine, Fuel/Propulsion System. These percentages are based on the component field in owner complaints.

Is P0306 serious on my HONDA ODYSSEY? ▾

Of 3 NHTSA reports for this code on HONDA ODYSSEY, none involved a crash or fire. However, any diagnostic code should be evaluated by a qualified mechanic.

What should I do if my HONDA ODYSSEY shows P0306? ▾

1) Check for recalls on your VIN at nhtsa.gov/recalls. 2) Get a professional diagnosis — a code alone doesn't identify the exact failed part. 3) Get 2-3 repair estimates to compare.