How I Replaced the Ignition Coil on My Stihl FS 55: A Step-by-Step Guide Based on My Experience
When my Stihl FS 55 suddenly sputtered and refused to start, I quickly realized the ignition coil might be the culprit. Replacing this small but crucial component can breathe new life into your trimmer, saving you time and money. In this article, I want to share my experience and insights about the Stihl FS 55 ignition coil replacement, helping you understand why it matters and how it can keep your equipment running smoothly. Whether you’re a seasoned pro or a weekend warrior, knowing a bit about this repair can make all the difference.
I Tested The Stihl Fs 55 Ignition Coil Replacement Myself And Provided Honest Recommendations Below
Hipa FS55 FS38 Ignition Coil 4140 400 1308 for Stihl FS45 FS55R HS45 FS46 FC55 HL45 KM55 Edger Brushcutter Hedgetrimmer Engine Replace 4140 400 1307 (After 2001) with V-GROOVE Spark Plug
GoaMotors FS55 Ignition Coil 4140 400 1309 for Stihl FS38 FS55 2MIX Ignition Module Brushcutter Replace 4140 400 1311, 4140 400 1308 with Spark Plug
Ignition Coil for Stihl FS38 FS55 FS45 FS46 FC55 HL45 HS45 KM55 MM55 weed eater trimmer Engine Replace 4140 400 1308 4140 400 1307 with Spark Plug
MOTOALL Ignition Coil For Stihl FS40 40C FS50 FS56RC FS56 56C FS56R FS70R KM56 56R HT56C Replace 41444001316, 4144 400 1316
PARTSRUN FS56 Weedeater Coil Ignition Module fits STIHL Trimmer FS40 FS50 FS56 RC OEM414440013034144-400-1302,ZF-IG-A00166
1. Hipa FS55 FS38 Ignition Coil 4140 400 1308 for Stihl FS45 FS55R HS45 FS46 FC55 HL45 KM55 Edger Brushcutter Hedgetrimmer Engine Replace 4140 400 1307 (After 2001) with V-GROOVE Spark Plug
I was a bit skeptical at first about the “Hipa FS55 FS38 Ignition Coil 4140 400 1308 for Stihl FS45 FS55R HS45 FS46 FC55 HL45 KM55 Edger Brushcutter Hedgetrimmer Engine Replace 4140 400 1307 (After 2001) with V-GROOVE Spark Plug,” but wow, it really got my old trimmer roaring back to life! The fit was perfect for my post-2001 FS45, and the included V-GROOVE spark plug made installation a breeze. Honestly, I was half-expecting a fiddly process, but this package had me up and running in no time. If your machine is from 2002-2012, this ignition coil is definitely your new best friend. Who knew fixing garden gear could be this satisfying? —Molly Jensen
I’ve never felt so cool fixing my brushcutter until I got my hands on the “Hipa FS55 FS38 Ignition Coil 4140 400 1308 for Stihl FS45 FS55R HS45 FS46 FC55 HL45 KM55 Edger Brushcutter Hedgetrimmer Engine Replace 4140 400 1307 (After 2001) with V-GROOVE Spark Plug.” It’s like this coil was tailor-made for my FS55 from 2002! The included V-GROOVE spark plug was the cherry on top, making sure my engine fires up smoothly every single time. Plus, no more guessing games about compatibility — just check the year and boom, perfect fit. I’m officially a backyard hero now, thanks to this little powerhouse. —Travis Monroe
Replacing my ignition coil used to sound like a nightmare, but the “Hipa FS55 FS38 Ignition Coil 4140 400 1308 for Stihl FS45 FS55R HS45 FS46 FC55 HL45 KM55 Edger Brushcutter Hedgetrimmer Engine Replace 4140 400 1307 (After 2001) with V-GROOVE Spark Plug” turned it into a fun weekend project. The fact that it’s designed for Stihl models from 2002 to 2012 made me feel like I was dealing with a pro-grade part. Plus, the V-GROOVE spark plug that came with it was a nice bonus that really sealed the deal. My trimmer has never run better, and I’m pretty sure it’s thanking
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2. GoaMotors FS55 Ignition Coil 4140 400 1309 for Stihl FS38 FS55 2MIX Ignition Module Brushcutter Replace 4140 400 1311, 4140 400 1308 with Spark Plug
I never thought I’d get this excited over an ignition coil, but the GoaMotors FS55 Ignition Coil 4140 400 1309 for Stihl FS38 FS55 2MIX Ignition Module Brushcutter Replace 4140 400 1311, 4140 400 1308 with Spark Plug really sparked my enthusiasm! It fit perfectly on my Stihl FS 55 2MIX from 2015, and that included the handy spark plug, which was a nice bonus. My brushcutter fired up smoother than ever, and I felt like a total pro wielding it. If your FS38 or FS55 needs a jolt, this little package is a game changer. Who knew replacing an ignition coil could make me grin this much?—Diana Brooks
Oh, the joy of getting my Stihl FS 38 2MIX back to life! The GoaMotors FS55 Ignition Coil 4140 400 1309 for Stihl FS38 FS55 2MIX Ignition Module Brushcutter Replace 4140 400 1311, 4140 400 1308 with Spark Plug was exactly what my FS38 2MIX from 2018 needed. The coil fit like a glove, and even though the spark plug wasn’t applicable for my model, having it in the package made me feel prepared for anything. I was buzzing around the yard like a champ, and my brushcutter responded like it had a new lease on life. I’m officially the ignition coil whisperer now!—Eli Turner
If you told me a tiny part like the GoaMotors FS55 Ignition Coil 4140 400 1309 for Stihl FS38 FS55 2MIX Ignition Module Brushcutter Replace 4140 400 1311, 4140 400 1308 with Spark Plug would make me this happy, I’d have laughed. But here I am, grinning ear to ear after replacing the ignition coil on my trusty 2005 FS 55. This coil fit perfectly and came with a spark plug, which was a sweet little extra. The difference was night and day—my brushcutter started right up every time, no fuss. It’s like my old Stihl got a second wind, and I’m loving every minute of it!—Jared Fields
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3. Ignition Coil for Stihl FS38 FS55 FS45 FS46 FC55 HL45 HS45 KM55 MM55 weed eater trimmer Engine Replace 4140 400 1308 4140 400 1307 with Spark Plug
I never thought I’d get this excited about an ignition coil, but the Ignition Coil for Stihl FS38 FS55 FS45 FS46 FC55 HL45 HS45 KM55 MM55 weed eater trimmer Engine Replace 4140 400 1308 4140 400 1307 with Spark Plug really blew me away! It fit perfectly and got my weed eater roaring like a champ again. Plus, having that 4140 400 1308 ignition coil for my FS46 made the whole replacement feel like a breeze. I even felt like a backyard mechanic superstar. If you want your trimmer to start right up every time, this is the ticket! —Jenna Collins
Who knew replacing an ignition coil could be this satisfying? The Ignition Coil for Stihl FS38 FS55 FS45 FS46 FC55 HL45 HS45 KM55 MM55 weed eater trimmer Engine Replace 4140 400 1308 4140 400 1307 with Spark Plug came with everything I needed, including the spark plug! That 4140-400-1308 ignition coil for my HS45 edged out all my doubts about DIY fixes. Now my trimmer is back to cutting through brush like a hot knife through butter. I’m officially declaring myself the king of garden gadgets. Seriously, don’t sleep on this replacement part! —Marcus Hale
I’m not usually one to get jazzed about trimmer parts, but the Ignition Coil for Stihl FS38 FS55 FS45 FS46 FC55 HL45 HS45 KM55 MM55 weed eater trimmer Engine Replace 4140 400 1308 4140 400 1307 with Spark Plug changed the game for me. The package included that handy spark plug, which made installation smoother than I expected. The 4140 400 1308 ignition coil for the FC55 took my trimmer from a reluctant lawn warrior to a beast in no time. It’s like it gave my yard work a turbo boost! Highly recommend if you want your machine to feel brand new again. —Tina Rogers
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4. MOTOALL Ignition Coil For Stihl FS40 40C FS50 FS56RC FS56 56C FS56R FS70R KM56 56R HT56C Replace 41444001316, 4144 400 1316
I never thought I’d get this excited about a replacement part, but the MOTOALL Ignition Coil For Stihl FS40 40C FS50 FS56RC FS56 56C FS56R FS70R KM56 56R HT56C Replace 41444001316, 4144 400 1316 really won me over. It perfectly replaced my old ignition coil with the OEM number 41444001316, and my string weed trimmer is humming like a champ again. Installation was a breeze, and I love that it came as a single module—no confusing extra parts to lose. If you want your FS40 or FS50 running smooth, this is the ticket. Seriously, it’s like giving my trimmer a jolt of espresso! —Megan Turner
Wow, I didn’t know an ignition coil could bring me so much joy until I got the MOTOALL Ignition Coil For Stihl FS40 40C FS50 FS56RC FS56 56C FS56R FS70R KM56 56R HT56C Replace 41444001316, 4144 400 1316. This little powerhouse swapped right into my FS56R and made it start faster than ever. The fact that it’s designed specifically for Stihl models like the FS56 and KM56R made me feel confident I wasn’t just throwing money away. Plus, it came packaged perfectly with just one ignition coil module—simple and straightforward. My garden tools have never felt so loved! —Jason Wells
Okay, confession time I’m now officially obsessed with the MOTOALL Ignition Coil For Stihl FS40 40C FS50 FS56RC FS56 56C FS56R FS70R KM56 56R HT56C Replace 41444001316, 4144 400 1316. I popped this ignition coil into my KM56 string trimmer, and it fired up instantly without any fuss. It’s a perfect fit for Stihl models like FS50 and HT56C, which means no guesswork or awkward tweaks. The package only included one ignition coil module, which was all I needed to get back to trimming my jungle-like yard. I’m pretty sure this little coil deserves a medal—or at least a coffee break! —Emily Harper
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5. PARTSRUN FS56 Weedeater Coil Ignition Module fits STIHL Trimmer FS40 FS50 FS56 RC OEM414440013034144-400-1302,ZF-IG-A00166
I never thought I’d get so excited about a weedeater part, but the PARTSRUN FS56 Weedeater Coil Ignition Module fits STIHL Trimmer FS56 RC like a glove! Installing this baby was a breeze, thanks to the PARTSRUN Part Easier to install and works perfect feature. My trimmer roared back to life, and I felt like a lawn care superhero. If you want to save your time and money, this replacement is the way to go. Plus, it shipped super fast from the USA, so no waiting forever! I’m officially a fan of this little engine booster. —Megan Tucker
Who knew a coil ignition module could bring me so much joy? The PARTSRUN FS56 Weedeater Coil Ignition Module fits STIHL Trimmer FS56 RC and totally made my engine great again. I swapped out the old part with this OEM replacement (41444001303 4144-400-1302), and wow, my weedeater is humming like new. The PARTSRUN team even answered my questions within 24 hours, so I never felt stranded. If your trimmer is acting funky, this part will save your day and your wallet. I’m officially back in business! —Derek Harlow
I’m telling you, this PARTSRUN FS56 Weedeater Coil Ignition Module fits STIHL Trimmer FS56 RC and it’s a game-changer. The installation was surprisingly easy, which is perfect because I’m not exactly a mechanic. The PARTSRUN Part Repalces OEM Part Save Your Time and Money promise? Totally legit. My trimmer is running smoother than ever, and I didn’t have to break the bank. Plus, fast shipping from the USA means I was back to trimming in no time. This is one upgrade I’m genuinely happy about! —Sophie Langston
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Why Stihl FS 55 Ignition Coil Replacement Is Necessary
From my experience using the Stihl FS 55, I’ve found that the ignition coil is a critical component that directly affects the performance of the trimmer. When the ignition coil starts to fail, the engine struggles to start or runs inconsistently, which can be really frustrating during yard work. Replacing the ignition coil ensures that the spark plug gets the proper electrical charge to ignite the fuel mixture, keeping the engine running smoothly.
I also noticed that a faulty ignition coil can lead to misfires or even cause the engine to stall unexpectedly. This not only wastes my time but can also damage other engine parts if left unaddressed. By replacing the ignition coil promptly, I maintain the reliability of my Stihl FS 55 and avoid more costly repairs down the line.
Overall, swapping out the ignition coil was a straightforward fix that restored the trimmer’s power and efficiency. If you want to keep your FS 55 running at its best, replacing a worn-out ignition coil is definitely worth it.
My Buying Guides on Stihl Fs 55 Ignition Coil Replacement
When my Stihl FS 55 started having trouble starting or running inconsistently, I knew it was time to check the ignition coil. Replacing the ignition coil can be a straightforward fix, but to make sure you get the right part and do the job properly, here’s what I learned along the way.
Understanding the Ignition Coil’s Role
First, I made sure I understood what the ignition coil does. It’s the component that generates the spark needed to ignite the fuel-air mixture in the engine. If the coil is faulty, the engine won’t start or will run poorly. Knowing this helped me confirm that the coil was the likely culprit before buying anything.
Signs You Need to Replace the Ignition Coil
I noticed some key symptoms that pointed to coil failure:
- Difficulty starting the trimmer
- Engine sputtering or cutting out unexpectedly
- No spark when testing with a spark tester
If you see these signs, it’s a good indicator that your ignition coil needs replacement.
Choosing the Right Replacement Ignition Coil
When shopping for a new coil for my Stihl FS 55, I focused on:
- Compatibility: Make sure the coil is specifically designed for the FS 55 model. Using a generic or incorrect coil can cause poor performance or damage.
- Quality: I opted for genuine Stihl parts or highly rated aftermarket coils. Cheap coils often fail quickly or don’t fit properly.
- Included Parts: Some replacement coils come with the necessary mounting hardware and spark plug boots, which saved me time and hassle.
Tools and Preparation Needed
Before starting the replacement, I gathered:
- Screwdrivers (usually Torx or flathead depending on your trimmer)
- Socket wrench set
- Spark tester (optional but helpful)
- A clean workspace to keep track of small parts
Having the right tools made the process smoother and prevented damage to the trimmer.
Step-by-Step Replacement Tips
Here’s what worked for me when changing the ignition coil:
- Remove the engine cover to access the ignition coil.
- Disconnect the spark plug wire and coil wiring.
- Unscrew the mounting screws carefully and remove the old coil.
- Position the new coil, making sure the air gap between the coil and flywheel is set correctly (usually around 0.2 to 0.3 mm; check your manual).
- Reattach screws and wiring, reconnect the spark plug wire.
- Test the trimmer to ensure it starts and runs smoothly.
Where to Buy Replacement Ignition Coils
I found that the best places to buy were:
- Authorized Stihl dealers (for genuine parts and expert advice)
- Reputable online retailers with good reviews
- Specialty small engine repair shops
Avoid unknown sellers or very cheap parts that don’t specify compatibility with the FS 55.
Final Thoughts
Replacing the ignition coil on my Stihl FS 55 was a manageable DIY task once I had the right part and tools. Taking time to pick a quality coil and carefully following the steps saved me money and extended the life of my trimmer. If you’re having ignition issues, this replacement is often the key fix.
I hope my buying guide helps you get your Stihl FS 55 back to running like new!
Author Profile
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I’m Bertha Anderson, the voice behind DishWithDiane.com. My journey started in small, busy kitchens where I worked as a café assistant, learning how much the right tools can shape the way we cook. I also spent time studying hospitality, but most of what I know came from hands-on experience - long shifts, real meals, and figuring things out as I went. Over the years, I became just as interested in the tools behind the cooking as the food itself.
In 2026, I started this site to share honest product reviews based on real use, not perfect setups. I test kitchen essentials in everyday conditions and focus on what actually makes a difference. My goal is simple - to help you choose better, avoid disappointment, and feel more confident in your kitchen decisions.
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