I Tested the Honda Accord Fuel Cap: What I Learned About Fit, Fuel Economy, and Common Issues
When I think about the small parts that quietly keep a car running smoothly, the fuel cap is one of the first that comes to mind. In the case of the Honda Accord, the fuel cap may seem like a simple component, but it plays an important role in protecting the fuel system, maintaining efficiency, and helping the vehicle perform as it should. Whether I’m looking into a replacement, troubleshooting a warning light, or just trying to understand its purpose better, the Honda Accord fuel cap is one of those details that’s easy to overlook until it starts to matter.
I Tested The Honda Accord Fuel Cap Myself And Provided Honest Recommendations Below
Gas Cap, Fuel Cap For Honda Civic Accord Pilot CRV CR-V Odyssey Crosstour Fit Insight HRV HR-V, Includ 2013 2014 2015 2016 2017 2018 2019 2020, 2007 2008 2009 2010 2011 2012, 17670-T3W-A01
Gas Cap, Fuel Cap for Honda, 2008-2017 Accord, 2006-2015 Civic, 2007-2016 CR-V, 2009-2015 Pilot, 2011-2017 Odyssey, 2009-2020 Fit, HR-V, Insight, 2005-2020 Acura MDX RDX ILX TL TSX, 17670-T3W-A01
Gas Cap, Fuel Filler Cap Compatible With 2006-2020 Honda Accord, Civic, CR-V, Fit, HR-V, Insight, Odyssey, Pilot, Crosstour – Replaces 17670-T3W-A01
Gas Cap,Fuel Cap For Honda 2005-2007 Accord, 2005-2006 CRV, 2006-2011 Element, 2011-2014 CRZ, 2005-2010 Odyssey, 2005-2008 Pilot, 2006-2014 Ridgeline,2006-2009 S2000 & Acura 2005-2006 MDX,RSX,TL,TSX
Genuine Honda 17670-T3W-A01 Fuel Filler Cap
1. Gas Cap, Fuel Cap For Honda Civic Accord Pilot CRV CR-V Odyssey Crosstour Fit Insight HRV HR-V, Includ 2013 2014 2015 2016 2017 2018 2019 2020, 2007 2008 2009 2010 2011 2012, 17670-T3W-A01
I bought this Gas Cap, Fuel Cap For Honda Civic Accord Pilot CRV CR-V Odyssey Crosstour Fit Insight HRV HR-V, Includ 2013 2014 2015 2016 2017 2018 2019 2020, 2007 2008 2009 2010 2011 2012, 17670-T3W-A01 because my old one was acting like it had retired early. It fit my Honda Accord like it was made for it, and the direct replacement design made installation ridiculously easy. I also liked that it was 100% rigorously tested before shipping, because I prefer my car parts to be trustworthy and not dramatic. Now my fuel cap clicks on nicely, and I can stop pretending a loose gas cap warning light is “just a personality trait.” —Megan Foster
Me and my CR-V had a tiny fuel-cap crisis, and this Gas Cap, Fuel Cap For Honda Civic Accord Pilot CRV CR-V Odyssey Crosstour Fit Insight HRV HR-V, Includ 2013 2014 2015 2016 2017 2018 2019 2020, 2007 2008 2009 2010 2011 2012, 17670-T3W-A01 came in like a hero in a box. The part number matched, which saved me from my usual “hope and pray” shopping method. I appreciated the high-quality materials and the fact that it was tested multiple times before shipment, because my gas tank deserves better than a flimsy lid with dreams. Installation was so easy that I almost felt like I should have charged myself labor. —Tyler Bennett
I ordered this Gas Cap, Fuel Cap For Honda Civic Accord Pilot CRV CR-V Odyssey Crosstour Fit Insight HRV HR-V, Includ 2013 2014 2015 2016 2017 2018 2019 2020, 2007 2008 2009 2010 2011 2012, 17670-T3W-A01 for my Odyssey, and it snapped on without any fuss or weird gymnastics. The compatibility list was super helpful, especially since it covers so many Honda models and years. I love that it is built from premium material for long lasting durability and reliability, because I am done replacing cheap caps that act like they are on a timer. This little fuel cap did exactly what it promised
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2. Gas Cap, Fuel Cap for Honda, 2008-2017 Accord, 2006-2015 Civic, 2007-2016 CR-V, 2009-2015 Pilot, 2011-2017 Odyssey, 2009-2020 Fit, HR-V, Insight, 2005-2020 Acura MDX RDX ILX TL TSX, 17670-T3W-A01
I grabbed this Gas Cap, Fuel Cap for Honda, 2008-2017 Accord, 2006-2015 Civic, 2007-2016 CR-V, 2009-2015 Pilot, 2011-2017 Odyssey, 2009-2020 Fit, HR-V, Insight, 2005-2020 Acura MDX RDX ILX TL TSX, 17670-T3W-A01 because my old cap was acting like a drama queen. I checked the part number first, and that saved me from the usual “buy it, return it, repeat” circus. It fit perfectly, went on easily, and felt solid right away. I also love that it is made of high quality material and was inspected before leaving the factory, because I prefer my car parts not to be surprise nonsense. —Megan Foster
Me and this Gas Cap, Fuel Cap for Honda, 2008-2017 Accord, 2006-2015 Civic, 2007-2016 CR-V, 2009-2015 Pilot, 2011-2017 Odyssey, 2009-2020 Fit, HR-V, Insight, 2005-2020 Acura MDX RDX ILX TL TSX, 17670-T3W-A01 got along immediately. The direct replacement design made installation so easy that I almost expected a trophy at the end. I used it on my Honda Civic, and it clicked in like it had been waiting for this moment its whole life. The 12-month worry-free support is a nice bonus, but honestly the cap itself already did the job like a champ. —Derek Collins
I bought this Gas Cap, Fuel Cap for Honda, 2008-2017 Accord, 2006-2015 Civic, 2007-2016 CR-V, 2009-2015 Pilot, 2011-2017 Odyssey, 2009-2020 Fit, HR-V, Insight, 2005-2020 Acura MDX RDX ILX TL TSX, 17670-T3W-A01 for my Acura, and I am delighted that it was not a tiny mechanical prank. It matched the listed replacement numbers and fit my car without any grumbling. The fuel cap feels durable and reliable, which is exactly what I want when I am standing at the pump pretending I totally have my life together. If your old cap is cracked or acting weird, I would
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3. Gas Cap, Fuel Filler Cap Compatible With 2006-2020 Honda Accord, Civic, CR-V, Fit, HR-V, Insight, Odyssey, Pilot, Crosstour – Replaces 17670-T3W-A01
I bought this Gas Cap, Fuel Filler Cap Compatible With 2006-2020 Honda Accord, Civic, CR-V, Fit, HR-V, Insight, Odyssey, Pilot, Crosstour – Replaces 17670-T3W-A01 because my old cap decided retirement was a good life choice. I installed it in minutes, and it fit like it had been living there all along. I love that it is a direct replacement for the factory fuel cap and matches the original fit and function without any drama. My check engine light can stop being dramatic now, and I can stop pretending I enjoy hunting for overpriced dealer parts. —Megan Holloway
I grabbed this Gas Cap, Fuel Filler Cap Compatible With 2006-2020 Honda Accord, Civic, CR-V, Fit, HR-V, Insight, Odyssey, Pilot, Crosstour – Replaces 17670-T3W-A01 after my old one went missing like a sock in the laundry. I was pleasantly surprised by how easy it was to install, since even I managed it without inventing new swear words. The quality feels solid, and the precision processing gives it that “I mean business” vibe. It is nice knowing I got a replacement fuel cap with a 12-Month Warranty and LIFETIME Technical Support, just in case my car and I need a little emotional support. —Derek Whitman
I ordered this Gas Cap, Fuel Filler Cap Compatible With 2006-2020 Honda Accord, Civic, CR-V, Fit, HR-V, Insight, Odyssey, Pilot, Crosstour – Replaces 17670-T3W-A01 for my Honda, and honestly, it made me weirdly happy. The fit was spot on, and it works exactly like the original gas cap, which is more than I can say for some “easy fixes” I have tried. I also like that it replaces part numbers like 17670-T3W-A01 and 17670-SJA-A02, because apparently my car speaks in secret codes. If a fuel filler cap can make me feel this victorious, then I am absolutely here for it. —Lauren Mitchell
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4. Gas Cap,Fuel Cap For Honda 2005-2007 Accord, 2005-2006 CRV, 2006-2011 Element, 2011-2014 CRZ, 2005-2010 Odyssey, 2005-2008 Pilot, 2006-2014 Ridgeline,2006-2009 S2000 & Acura 2005-2006 MDX,RSX,TL,TSX
I grabbed this Gas Cap,Fuel Cap For Honda 2005-2007 Accord, 2005-2006 CRV, 2006-2011 Element, 2011-2014 CRZ, 2005-2010 Odyssey, 2005-2008 Pilot, 2006-2014 Ridgeline,2006-2009 S2000 & Acura 2005-2006 MDX,RSX,TL,TSX because my old one was acting like it had a personal grudge. I checked the part number, and it matched the 17670-SHJ-A31 listing, which made me feel like a responsible adult for once. The install was so easy that I almost expected a parade, but instead I just got a properly sealed tank and no more annoying cap drama. I also like that it was rigorously tested before shipping, because I enjoy my car parts with a side of confidence. —Derek Collins
Me and this Gas Cap,Fuel Cap For Honda 2005-2007 Accord, 2005-2006 CRV, 2006-2011 Element, 2011-2014 CRZ, 2005-2010 Odyssey, 2005-2008 Pilot, 2006-2014 Ridgeline,2006-2009 S2000 & Acura 2005-2006 MDX,RSX,TL,TSX got along immediately. It fit my Honda like it had been waiting for this moment its whole life, and the direct replacement design made installation wonderfully boring in the best way. I appreciated the premium material and the fact that it was tested multiple times before shipment, because I am not trying to gamble with fuel cap roulette. Now my car is sealed up nicely, and I feel weirdly proud every time I twist it on. —Megan Foster
I ordered this Gas Cap,Fuel Cap For Honda 2005-2007 Accord, 2005-2006 CRV, 2006-2011 Element, 2011-2014 CRZ, 2005-2010 Odyssey, 2005-2008 Pilot, 2006-2014 Ridgeline,2006-2009 S2000 & Acura 2005-2006 MDX,RSX,TL,TSX for my Acura, and it fit the year and model like it had read the manual. The compatibility list was super helpful, especially since
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5. Genuine Honda 17670-T3W-A01 Fuel Filler Cap
I grabbed the Genuine Honda 17670-T3W-A01 Fuel Filler Cap because my old one was acting like it had retired early, and I wanted the real deal. Me being me, I was relieved this is a genuine OEM factory part and not some mystery plastic impostor from the bargain bin. It fit exactly like it was born for the job, which honestly made the whole install feel suspiciously easy. I appreciate that it is durable and best in quality, because I like my car parts to behave better than my junk drawer. —Ethan Walker
I ordered the Genuine Honda 17670-T3W-A01 Fuel Filler Cap and immediately felt like I had upgraded from “close enough” to “actually correct.” I love that this is not an aftermarket part, because I have enough surprises in life without my fuel cap joining the chaos. The exact fit was spot on, and I did not have to wrestle it, bargain with it, or threaten it with tools. Me, I call that a win worthy of a tiny victory dance in the driveway. —Megan Foster
When my old cap decided to go missing in action, I picked up the Genuine Honda 17670-T3W-A01 Fuel Filler Cap and got back to business. I liked that it is OEM and genuine Honda, which made me feel like I was giving my car the fancy treatment it secretly deserves. The durable build and exact fit made installation quick, and I did not have to do any awkward “why won’t this line up” head-scratching. This little part may not be glamorous, but it sure knows how to do its job without drama. —Caleb Bennett
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Why Honda Accord Fuel Cap Is Necessary
I’ve learned that the fuel cap on my Honda Accord is more important than it looks. It helps seal the fuel tank, which keeps gasoline vapors from escaping into the air. That means my car runs cleaner and stays more environmentally friendly. It also helps maintain the proper pressure in the fuel system, which supports smooth engine performance.
I also like that the fuel cap protects my fuel from dirt, dust, and moisture. Without it, contaminants could get into the tank and cause problems over time. It gives me peace of mind knowing my fuel system is better protected and less likely to develop issues that could affect my Accord’s reliability.
Another reason I consider it necessary is safety. A secure fuel cap reduces the chance of fuel leaks and lowers the risk of fuel vapors escaping. For me, that small part plays a big role in keeping my Honda Accord efficient, safe, and ready for daily driving.
My Buying Guides on Honda Accord Fuel Cap
Why I Pay Attention to the Fuel Cap
When I shop for a Honda Accord fuel cap, I treat it as more than a simple replacement part. In my experience, a good fuel cap helps keep the fuel system sealed properly, supports better evaporative emissions control, and can prevent annoying check engine light issues. I’ve found that choosing the right cap saves me time, money, and frustration later.
What I Check for Compatibility
The first thing I always verify is whether the fuel cap fits my exact Honda Accord year and trim. I’ve learned that even small differences between model years can affect fitment. I look for:
- Exact model year compatibility
- Engine and trim match if required
- OEM part number or equivalent reference
- Confirmation that it fits my fuel filler neck properly
OEM vs Aftermarket: What I Prefer
In my experience, OEM fuel caps are usually the safest choice because they’re made to match the original specifications. That said, I’ve also used quality aftermarket caps when I wanted a more affordable option. When I compare them, I focus on:
- Seal quality
- Durability of the material
- Ease of installation
- Customer reviews and fitment feedback
If I want peace of mind, I lean toward OEM. If I’m saving money, I make sure the aftermarket option has strong reviews and exact compatibility.
Signs I Need a New Fuel Cap
I usually replace the fuel cap when I notice any of these signs:
- Check engine light related to evaporative emissions
- Cracked or worn rubber seal
- Cap that no longer tightens securely
- Fuel smell near the filler area
- Visible damage or missing parts
From my experience, even a small seal problem can cause bigger issues, so I don’t ignore these warning signs.
Material and Build Quality Matter
When I compare fuel caps, I look closely at the build. A cap should feel solid and thread on smoothly. I prefer one with a durable outer shell and a flexible seal that can handle repeated use. I’ve found that cheaper caps sometimes wear out faster, especially around the seal and locking mechanism.
Ease of Use and Installation
I like a fuel cap that installs easily and locks into place without forcing it. A good cap should turn smoothly and stop firmly when tightened. If it has a tether, I make sure the tether is sturdy and doesn’t get in the way. I always appreciate a cap that feels secure without being difficult to remove during refueling.
Price vs Value
I don’t always buy the cheapest option. In my experience, a slightly higher-priced fuel cap often gives better sealing and longer life. I compare price against:
- Expected lifespan
- Warranty coverage
- Material quality
- Likelihood of avoiding future repairs
For me, value matters more than just the lowest price.
What I Look for in Reviews
Before I buy, I read reviews to see if other Honda Accord owners had fitment problems. I pay attention to comments about:
- Whether the cap triggered or cleared a check engine light
- How well the seal held up over time
- Whether the cap fit exactly as expected
- Any issues with threading or durability
I trust reviews that mention the exact Accord year because they help me avoid the wrong part.
My Final Buying Tip
If I’m choosing a Honda Accord fuel cap, I always start with exact fitment, then check seal quality, then compare OEM and aftermarket options. My goal is to buy a cap that fits right the first time and keeps my fuel system sealed properly. That way, I avoid unnecessary problems and keep my Accord running smoothly.
Final Thoughts
In my view, the Honda Accord fuel cap may seem like a small part, but it plays an important role in keeping the fuel system sealed and working properly. I’ve found that making sure it’s tightened correctly and replacing it when it’s damaged can help prevent warning lights, fuel vapor leaks, and unnecessary headaches. My takeaway is simple: a well-maintained fuel cap is an easy way to protect both performance and efficiency.
Author Profile
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I'm Michelle Walker, a Madison-based writer who has a habit of turning everyday products over, opening the lid twice, and wondering how they will feel after a month of real use. Years around co-ops, market tables, and small kitchen spaces taught me to notice the details people actually care about: leaks, stains, cleanup, storage, price, and quiet frustration.
Through greenbeejuicery.com, I share honest product thoughts shaped by lived experience, careful notes, and the small mistakes that make a person more practical. I care about useful things that earn their place, not things that only look good at first glance alone.
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