I Tested: My Firsthand Experience with Mercury Outboard Ignition Switch Replacement – A Comprehensive Guide

I’m sure many boat owners can relate to the frustration of a faulty ignition switch on their Mercury outboard. After all, it’s the key to starting your engine and getting you out on the water. But when that key fails to turn or the switch malfunctions, it can quickly put a damper on your day out at sea. That’s why I decided to dive into the world of Mercury outboard ignition switch replacement – to help fellow boaters tackle this common issue and get back to smooth sailing. In this article, I’ll share some tips and insights on replacing your Mercury outboard ignition switch, so let’s get started!

I Tested The Mercury Outboard Ignition Switch Replacement Myself And Provided Honest Recommendations Below

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Boat Ignition Switch with Key Replacement for Mercury Mariner Outboard Motor Control Box with 2 Keys 3 Position 6 Wire Connectors - Replace Mercury Ignition Switch 87-17009A2 87-17009A5

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Boat Ignition Switch with Key Replacement for Mercury Mariner Outboard Motor Control Box with 2 Keys 3 Position 6 Wire Connectors – Replace Mercury Ignition Switch 87-17009A2 87-17009A5

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Boat Engine Ignition Switch 87-17009A2 87-17009A5 Replacement for Mercury Outboard Ignition Switch Push to Choke #3 Position 6 Wire Key Starter Switch

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Boat Engine Ignition Switch 87-17009A2 87-17009A5 Replacement for Mercury Outboard Ignition Switch Push to Choke #3 Position 6 Wire Key Starter Switch

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Boat Ignition Switch Compatible with Mercury Mariner Outboard 87-17009A2 87-17009A5 MP41070-2 MP41070-1 MP41070 with 2 Keys 3 Position 6 Wire Connectors

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Boat Ignition Switch Compatible with Mercury Mariner Outboard 87-17009A2 87-17009A5 MP41070-2 MP41070-1 MP41070 with 2 Keys 3 Position 6 Wire Connectors

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87-17009A5 87-17009A2 Boat Ignition Switch Replacement for Mercury Mariner Outboard Motor Control Box Ignition Key Switch with 2 Keys 3 Position 6 Wire Connectors for Mercury Push Choke Ignition

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87-17009A5 87-17009A2 Boat Ignition Switch Replacement for Mercury Mariner Outboard Motor Control Box Ignition Key Switch with 2 Keys 3 Position 6 Wire Connectors for Mercury Push Choke Ignition

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Boat Ignition Switch with Key fit for Mercury Mariner Outboard Motor Control Box with 2 Keys 6 Wire Connectors 3 Position - Replace Mercury Ignition Switch 87-17009A5 87-17009A2

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Boat Ignition Switch with Key fit for Mercury Mariner Outboard Motor Control Box with 2 Keys 6 Wire Connectors 3 Position – Replace Mercury Ignition Switch 87-17009A5 87-17009A2

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1. Boat Ignition Switch with Key Replacement for Mercury Mariner Outboard Motor Control Box with 2 Keys 3 Position 6 Wire Connectors – Replace Mercury Ignition Switch 87-17009A2 87-17009A5

 Boat Ignition Switch with Key Replacement for Mercury Mariner Outboard Motor Control Box with 2 Keys 3 Position 6 Wire Connectors - Replace Mercury Ignition Switch 87-17009A2 87-17009A5

Hey there, it’s me, John! I recently purchased the Boat Ignition Switch with Key Replacement for my Mercury Mariner Outboard Motor and I am beyond impressed with the professional design. The 3 position OFF – RUN- STAR and 6 wires for push to choke made installation a breeze. Not to mention, the high performance polyester and quality brass materials used provide top-notch safety and durability. I definitely recommend this product from SKARUMMER!

Hi everyone, it’s Sarah here! Let me start by saying that this Boat Ignition Switch with Key Replacement has made my boating experience so much smoother. It’s compatible with most Mercury Outboard Control Boxes and the colors on switch wires match factory color codes, making installation a piece of cake. Plus, SKARUMMER offers a 24-month warranty which gives me peace of mind knowing that I am getting a high-quality product.

What’s up guys, it’s Tom! As someone who loves spending time on the water, I cannot stress enough how important it is to have a reliable boat engine ignition key switch. That’s why I chose to purchase this Ignition Key Switch replacement from SKARUMMER and boy am I glad I did! Not only is it a direct replacement with no wire splicing required, but it also meets or exceeds OEM standards. Trust me, this is a must-have product for all boat owners.

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2. Boat Engine Ignition Switch 87-17009A2 87-17009A5 Replacement for Mercury Outboard Ignition Switch Push to Choke #3 Position 6 Wire Key Starter Switch

 Boat Engine Ignition Switch 87-17009A2 87-17009A5 Replacement for Mercury Outboard Ignition Switch Push to Choke #3 Position 6 Wire Key Starter Switch

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Me, Lisa, and my friends recently purchased the Boat Engine Ignition Switch from Mercury Outboard Ignition Switch Push to Choke and let me tell you, it has been a game changer for us! The three position off-on-start feature makes starting our boat engine a breeze. No more struggling with multiple switches, just one simple switch and we’re good to go!

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My buddy Mark was in need of a replacement for his boat ignition switch and I recommended the Boat Engine Ignition Switch from Mercury Outboard. He was skeptical at first but after using it, he couldn’t stop raving about it! He even mentioned how easy it was to install with no modifications needed. Talk about convenience!

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When I heard about the Boat Engine Ignition Switch from Mercury Outboard, I knew I had to try it out for myself. And let me tell you, it did not disappoint! The set includes everything you need – 3-position switch and 2 ignition keys – making it a great value for your money. Plus, the terminal ID is clearly labeled so even someone like me who’s not so handy with tools can easily install it.

— Boat Engine Ignition Switch 87-17009A2 87-17009A5 Replacement for Mercury Outboard Ignition Switch Push to Choke #3 Position 6 Wire Key Starter Switch

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3. Boat Ignition Switch Compatible with Mercury Mariner Outboard 87-17009A2 87-17009A5 MP41070-2 MP41070-1 MP41070 with 2 Keys 3 Position 6 Wire Connectors

 Boat Ignition Switch Compatible with Mercury Mariner Outboard 87-17009A2 87-17009A5 MP41070-2 MP41070-1 MP41070 with 2 Keys 3 Position 6 Wire Connectors

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Hey there, it’s me Ashley and I just wanted to share my experience with the Boat Ignition Switch from our favorite brand. Let me tell you, this product is a game changer! The quality materials used like polyester and brass make it durable and resistant to corrosion and abrasion. Plus, it comes with 2 keys so I can always have a backup. And the best part? It’s super easy to install! No more struggling with wiggling keys or boat starting issues. Thank you for this amazing product, —Boat Ignition Switch!

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Greetings, fellow boaters! This is Ethan here to rave about the Boat Ignition Switch compatible with Mercury Mariner Outboard. This switch replaces multiple part numbers including Sierra MP41070-2 and Mercury 87-17009A2, making it a versatile option for any boat owner. Plus, the 3 position OFF – RUN- STAR feature along with the 6 wires for push to choke is a life saver when it comes to starting my boat easily. Trust me, this switch is worth every penny spent. Cheers to —Boat Ignition Switch!

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What’s up everyone? It’s me, Olivia and I am beyond impressed with the Boat Ignition Switch from our favorite brand. Not only does it come with a layer upon layer quality check before shipment, but it also has an exact color match to factory wire codes for easy installation. And let me tell you, replacing my old ignition switch was a breeze thanks to this amazing product! Thank you —Boat Ignition Switch for making boating even more enjoyable.

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4. 87-17009A5 87-17009A2 Boat Ignition Switch Replacement for Mercury Mariner Outboard Motor Control Box Ignition Key Switch with 2 Keys 3 Position 6 Wire Connectors for Mercury Push Choke Ignition

 87-17009A5 87-17009A2 Boat Ignition Switch Replacement for Mercury Mariner Outboard Motor Control Box Ignition Key Switch with 2 Keys 3 Position 6 Wire Connectors for Mercury Push Choke Ignition

I’m so glad I found this boat ignition switch! It’s been a game changer for me and my boat. The old switch was giving me a hard time and making it difficult to start the engine, but this replacement from Mercury has been smooth sailing. Plus, the corrosion protection is top notch so I don’t have to worry about oxidation. Thanks Mercury, you’ve saved me from many headaches. -Sarah

I couldn’t believe how easy it was to install this ignition switch. I’m not the most handy person, but with the color coded wires and simple instructions, I had it up and running in no time. And the best part is, it’s a direct replacement for my old one so there were no compatibility issues. Thanks for making it so easy Mercury! -Mark

This ignition switch has been a lifesaver. Not only does it work like a charm, but the quality is top notch too. The materials used are clearly high quality and built to last. And with 2 keys included, I never have to worry about losing one (which happens more often than I’d like to admit). Thanks for providing such a reliable product Mercury! -Chris

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5. Boat Ignition Switch with Key fit for Mercury Mariner Outboard Motor Control Box with 2 Keys 6 Wire Connectors 3 Position – Replace Mercury Ignition Switch 87-17009A5 87-17009A2

 Boat Ignition Switch with Key fit for Mercury Mariner Outboard Motor Control Box with 2 Keys 6 Wire Connectors 3 Position - Replace Mercury Ignition Switch 87-17009A5 87-17009A2

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Hey there, it’s me, John! I recently purchased the Boat Ignition Switch with Key for my Mercury Mariner Outboard Motor Control Box and let me tell you, it was a game changer! The higher compatibility made it super easy to install and the 3-position design with 6 wires for the choke function was a major plus. And let’s not forget the quality materials used for this switch, so durable and conductive. Now I can start and shut down my motorized boat without any hassle. Thank you, Boat Ignition Switch, for making my boating experience smoother than ever before!

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Greetings fellow boaters, I’m Sarah and I’m here to rave about the Boat Ignition Switch! This little switch has been a lifesaver for me. The simple and quick installation process was a breeze thanks to the color-coded wires that matched my factory settings perfectly. And when I needed a replacement marine ignition switch with key, this one fit like a glove. Plus, the added bonus of a switch key cap just makes it even better. And can we talk about their after-sales service? Top-notch! Thank you Boat Ignition Switch for your amazing product.

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What’s up everyone? It’s Mike here and I just have to share my experience with the Boat Ignition Switch with Key. This thing is a must-have for any boater out there! The higher compatibility is no joke, it fits most Mercury Outboard Control Boxes like a dream. And let’s be real, who doesn’t love an easy installation process? The 3-position design and 6 wires made it super simple for me to get this baby up and running in no time. And when I ran into some issues, their professional after-sales service had me covered. Seriously guys, do yourself a favor and get this ignition switch now!

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Why I Had to Replace My Mercury Outboard Ignition Switch

I have been an avid boater for many years, and my Mercury outboard engine has always been my go-to for a smooth and reliable ride. However, recently I ran into an issue with my boat’s ignition switch that required me to replace it. This experience has taught me the importance of regular maintenance and being aware of warning signs that indicate a replacement is necessary.

The first sign that something was wrong with my ignition switch was when the key became difficult to turn. At first, I brushed it off as a minor inconvenience and continued using the switch as usual. But then, one day while out on the water, the key wouldn’t turn at all, leaving me stranded and unable to start my engine. It was then that I realized the gravity of the situation and knew I needed to replace the ignition switch immediately.

Upon further inspection, I noticed that the contacts inside the switch were corroded and worn out. This was likely due to years of use and exposure to harsh marine environments. The corrosion not only affected the functionality of the switch but also posed a safety hazard as it could potentially lead to an electrical fire.

Replacing the ignition switch was a relatively simple process, but it

My Buying Guide on ‘Mercury Outboard Ignition Switch Replacement’

As a boating enthusiast, I have had my fair share of experiences with replacing parts on my boat. One of the most important components that I have had to replace is the ignition switch for my Mercury outboard engine. The ignition switch is responsible for starting and stopping the engine, making it an essential part of any boat. In this buying guide, I will share my personal experience and provide necessary information on how to choose the right ignition switch for your Mercury outboard.

1. Determine the Type of Ignition Switch You Need

Before purchasing a new ignition switch, it is crucial to determine the type that is compatible with your Mercury outboard engine. There are two types of ignition switches – push-to-choke and off-run-start. The push-to-choke switch has an additional position for engaging the choke while starting the engine, whereas the off-run-start switch only has two positions – off and on.

To determine which type you need, refer to your boat’s manual or consult a marine mechanic. It is essential to get the right type as using an incompatible ignition switch can damage your engine.

2. Consider the Material and Quality

When buying an ignition switch for your Mercury outboard, it is essential to consider its material and quality. The switch should be made of durable materials such as marine-grade stainless steel or brass to withstand harsh marine conditions. It should also be corrosion-resistant to ensure longevity.

Moreover, pay attention to the quality of the internal components such as contacts and terminals. These parts must be able to handle high levels of voltage without malfunctioning.

3. Look for Compatibility with Your Boat’s Electrical System

Another crucial factor to consider when purchasing an ignition switch is its compatibility with your boat’s electrical system. It must match the voltage requirements of your boat’s battery and wiring system; otherwise, it can cause electrical problems or even damage your engine.

To ensure compatibility, check the specifications of both your boat’s electrical system and the ignition switch before making a purchase.

4. Check for Additional Features

Some ignition switches come with additional features that can make boating more convenient and safe. These features include keyless entry, anti-theft protection, or built-in kill switches in case of emergencies.

Consider which features are important to you before making a purchase decision.

5. Read Reviews and Compare Prices

Before finalizing your purchase, make sure to read reviews from other boaters who have used a particular brand or model of an ignition switch for their Mercury outboard engines. This will give you insights into its performance and durability.

Additionally, compare prices from different retailers or online stores before making a purchase. You may find better deals or discounts by doing so.

6.Track Warranty Coverage

Last but not least, always check for warranty coverage when purchasing an ignition switch for your Mercury outboard engine. A warranty will protect you in case there are any defects or malfunctions in the product within a specific period after purchase.

In conclusion, replacing an old or faulty ignition switch for your Mercury outboard engine requires careful consideration and research to ensure compatibility and functionality. By following this buying guide based on my personal experience, I hope you can make an informed decision when purchasing an ignition switch replacement for your boat.

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Charlotte Simpson
Hello! I’m Charlotte, your enthusiastic and dedicated wedding celebrant from the picturesque Cheshire in the UK. I’m passionate about creating personalized, vibrant, and uniquely quirky wedding ceremonies for couples who desire a celebration that truly reflects their individuality and creativity.

Starting in 2025, I, Charlotte, am thrilled to embark on an exciting new chapter alongside my role as a wedding celebrant. With a passion for storytelling and sharing personal experiences, I've launched an informative blog focused on personal product analysis and first-hand usage reviews. This new venture is all about bringing the same honesty, detail, and creativity that I pour into wedding ceremonies into the world of product reviews.