[Status: Resolved] Do you need a code when changing BCM in Honda TRX500FM?

2526 views - Last reply: March 08, 2025
This topic is closed for new replies.
Jumpman
Member since May 2022 • 148 posts

Where's the key code hidden on my Honda TRX500FM for key programming?

Posted on March 08, 2025
Adminbot
Staff Member • 1830 posts

Hello! We've developed a VIN-based tool to help you get your key code for the Honda TRX500FM. Check it out here: VIN Key Code Generator.

Posted on March 09, 2025

Replies (5)

Yellowjacket
Member • 144 posts

Still can’t find the code for my Honda TRX500FM. This might do it.

March 09, 2025 Reply
Urbanlegend
Member • 91 posts

Desperate to get my Honda TRX500FM running again. Trying this tonight.

March 10, 2025 Reply
Cosmokid
Member • 121 posts

Trying this on my Honda TRX500FM later. Will report back.

March 11, 2025 Reply
Heidi
Member • 41 posts

This is exactly what I need for my Honda TRX500FM, thanks for posting!

March 12, 2025 Reply
Quantumx
Member • 123 posts

Fingers crossed this works for my Honda TRX500FM too.

March 13, 2025 Reply

Check the news !

JDM Enthusiasts Meet
🚙 Local Meetup: JDM Enthusiasts Meet
Where car culture comes alive in your community

🏁 Where: Industrial Park
📆 When: May 9 @ 10AM-5PM

Event features:
Photoshoot Area | Ride-Alongs

⚙️ Forum Members: First 50 forum members get free dash plaques! ✨

🧰 Track Prep & Safety Session

👨‍🏫 Instructors:
• Custom Fabricator Mike 'Wrench' O'Connor
• Restoration Pro Alex Petrov

🔌 Hands-On Activities:
• Ceramic coating application
• 6-hour intensive training
• Personal coaching

📅 Skills Covered:
Paint decontamination | Polishing | Protective coatings

🚙 May 16, 2026 at 9:00 AM (6-hour)

✨ Certificate of completion provided!

Workshop: Track Prep & Safety Session
Dyno Tuning Intensive Course

🏁 Dyno Tuning Intensive Course

🔧 Instructor: Suspension Guru Alex Petrov

💻 Workshop Includes:
• Emission-legal power gains
• 6-hour comprehensive hands-on training
• Gear ratios | Differential tuning | Driveshaft angles

📈 Bonus: 20% discount on performance parts

⏱️ Next Session: May 5, 2026 at 1:00 PM

Customize Your Tuning Focus:

🚀 Performance Mod Cost Estimator

Insight: Suspension mods should match your intended use (street vs track)

Vehicle Information

Modification Information

Additional Options

🔑 Car Key & Fob FAQ

Common questions about key programming, fob issues, and replacement options

Key Programming
Professional key programming requires: diagnostic tools to access the immobilizer system, key code software, transponder programmers, and often proprietary manufacturer equipment. Some locksmiths and all dealers have these tools.
Key Tip: Some locksmiths offer mobile key programming services
Security Systems
Some systems reset by: 1) Disconnecting battery for 15+ minutes 2) Using original keys in specific sequences 3) Professional diagnostic reset. Consult your manual - procedures vary. Persistent issues may require dealer-level tools.
Lost Keys
Dealerships can often cut keys using your VIN, but will require proof of ownership. This only works for original factory keys - aftermarket or previously replaced locks won't match. The key will still need programming to start the car if it has a transponder.
Key Fob Issues
1) Find the seam and pry open the fob (some have tiny screws) 2) Note battery orientation 3) Remove old battery (CR2032 is most common) 4) Insert new battery 5) Reassemble. Test all buttons - if issues remain, the fob may need reprogramming.
Key Tip: Store your key code separately from your keys
Security Systems
This means your car's immobilizer system can't read the key's transponder. Causes: dead key battery, damaged transponder chip, faulty car antenna ring around ignition, or system needs resetting. Try replacing the battery first.
Key Tip: Consider key insurance for expensive smart keys
Key Fact: Smart keys use radio frequencies between 125 kHz and 2.4 GHz

🔑 KEY SERVICES CLASSIFIEDS

Mobile Key Programming Service
$75+
Posted: Apr 27, 2026
Professional car key programming for most makes/models. We come to you! Transponder keys, fobs, and smart keys. Same-day service available. All work guaranteed.
Call: 655-494-6159
Anti-Theft System Repair
$85+
Posted: Apr 26, 2026
Fixing security light issues, PATS systems, and ignition immobilizers. Proper diagnosis before repair. Most vehicles serviced same day. Warranty on all work.
Call: 498-207-3887
Vintage Car Key Restoration
$55+
Posted: Apr 21, 2026
Specializing in classic car keys (pre-1990). Can reproduce hard-to-find keys for antique vehicles. Museum-quality work for collector cars.
Call: 449-644-3928
Dealer Alternative Key Service
40% Less
Posted: Apr 20, 2026
Same quality as dealership without the markup. We have the same programming tools but charge significantly less. All major European, Asian, and domestic brands.
Call: 773-482-5509
Ads refreshed daily • Licensed professionals • Mobile services available

🔑 Upcoming Key & Immobilizer Services

Workshop
May 8, 2026

Anti-Theft System Demonstration

by The Key Lab
Comprehensive guide to troubleshooting and resetting immobilizer systems in modern vehicles
Workshop
May 23, 2026

Car Security Certification Course

by Fob Fixers
Learn dealer-level programming techniques normally only available at franchise shops
Seminar
May 18, 2026

Anti-Theft System Demonstration

by Car Key Solutions
Hands-on training for programming transponder keys, smart keys, and fobs using professional tools
Workshop
May 27, 2026

Lost Key Solution Roadshow

by Immobilizer Experts
Live demonstration of the latest anti-theft technologies and bypass prevention methods

Need immediate service? Call our 24/7 hotline: 1-800-KEY-HELP

Want to list your key service? Join our provider network

Last posts on the forum