2004-2010 Honda Accord Horn: A Guide to Replacement and Troubleshooting
Is your Honda Accord's horn weak or completely silent? Here’s what you need to know before you buy a new one.
- A weak horn sound usually means one of the two horns has failed, not both.
- Before buying parts, check the horn fuse in the under-hood fuse box.
- The 2004-2010 Accord uses separate high-note and low-note horns; you must buy the correct one if only replacing one.
- Replacement requires accessing the area behind the front bumper, which is a feasible DIY job for many owners.
Is Your Accord's Horn Failing? Common Symptoms
A horn problem on the 2004-2010 Accord usually shows up in a few specific ways. Because it's a safety item required by law, it's important to address any issues right away.
- Weak or Muffled Sound: This is the most common issue. Your Accord has two horns (high and low tone). If one fails, the remaining horn will sound weak or strange. This almost always means one of the two horn units has failed due to age or moisture.
- No Sound at All: If you press the horn and hear nothing, the problem is likely electrical. It could be a blown fuse, a bad relay, or an issue with the wiring. Sometimes you might hear a 'click' from the fuse box under the hood, which suggests the steering wheel switch is working but the power isn't reaching the horns.
- Horn Works Intermittently: A horn that only works sometimes can be caused by a loose connection, a failing relay, or a problem within the horn unit itself. Corrosion on the electrical connectors is a common cause.
Diagnosing the Problem First
Before buying a new horn, check the fuse first. 🎬 Watch: How to find and check your Accord's horn fuse It's located in the under-hood fuse box. If the fuse is good, listen for a clicking sound from the fuse box when you press the horn. A click usually means the relay is working, and the problem is likely one of the horn units. If there's no click, the relay itself might be the issue. For the 2004-2010 Accord, the horn relay is often integrated into the fuse box module and is not easily replaceable on its own.
Choosing a New Aftermarket Horn
When replacing a horn on your Accord, you have a choice between a factory (OEM) part and an aftermarket one. For a simple part like a horn, a quality aftermarket brand can offer good value.
- OEM Horns: Made by Honda (or their supplier, Mitsuba), these are a direct fit and will sound exactly like the original. However, they can be more expensive.
- Aftermarket Horns (Hella): Hella is a well-known and respected brand for automotive horns. They offer replacement horns that are often louder and have a different tone than the stock horns, which some drivers prefer. Hella horns like the Supertones are a popular upgrade for Accord owners looking for a more powerful sound. 🎬 See this step-by-step Hella Supertone installation guide They are generally reliable and provide a good balance of quality and cost.
High Note vs. Low Note
Your Accord uses two different horns. One is a "high-note" and the other is a "low-note". If you are only replacing one, you must identify which one has failed to ensure you buy the correct replacement. If you are unsure, it is often best to replace them as a pair.
| Part Type | Estimated Cost |
|---|---|
| New Aftermarket (Hella) | $71.84 |
| New OEM | $37 - $93 per horn |
| Shop Labor | $73 - $107 |
Frequently Asked Questions
Where is the horn located on a 2004-2010 Honda Accord?
The two horns are located at the front of the vehicle, behind the bumper cover and in front of the radiator. You will need to partially remove the front bumper cover to access them 🎬 Watch: A complete walkthrough on replacing your Accord's horns for replacement.
Can I drive my Accord with a broken horn?
While a broken horn won't prevent your car from driving, it is a required safety device. Driving without a functional horn can be illegal in many areas and will cause your vehicle to fail a safety inspection. It's a safety risk that should be addressed promptly.
Are there any recalls for the horn on my 2004-2010 Accord?
No, there are no specific recalls for the horn on the 2004-2010 Honda Accord. Searches on the NHTSA database did not show any recalls for this component in this year range.
Why did my new horn stop working?
If a new horn fails, the issue is likely not the horn itself. The most common causes are a blown fuse due to a short circuit in the wiring, a bad ground connection, or a faulty relay. Ensure all wiring is secure and not touching any bare metal.
Helpful Videos
Technical Specifications
OEM Part Numbers: 38100-SDA-A01 38100-SDA-A02 38100-SDA-A03 38100-SDA-305 38150-SDA-A01 38150-SDA-A02 38150-SDA-A03 38150-SDB-A02
System Type: Dual Horn (High and Low Note)
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The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.
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