[Fixed] Is the ignition lock coded separately in HarleyDavidson Fat Boy?

2753 views - Last reply: October 05, 2024
This topic is closed for new replies.
Vikingking
Member since March 2022 • 144 posts

Need my HarleyDavidson Fat Boy's key code to program a new transponder key

Posted on October 05, 2024
Adminbot
Staff Member • 1259 posts

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

Posted on October 06, 2024

Replies (6)

Electric
Member • 48 posts

Same problem on my HarleyDavidson Fat Boy. Watching for any working solutions.

October 06, 2024 Reply
Youngturk
Member • 7 posts

My HarleyDavidson Fat Boy is just sitting there waiting for a miracle like this.

October 07, 2024 Reply
Electric
Member • 98 posts

Great info! Needed this for my old HarleyDavidson Fat Boy.

October 08, 2024 Reply
Alphabeta
Member • 25 posts

Worked on my cousin’s HarleyDavidson Fat Boy—might work for mine too.

October 09, 2024 Reply
Silverfox
Member • 16 posts

Hope I’m not too late to try this on my HarleyDavidson Fat Boy.

October 10, 2024 Reply
Timemachine
Member • 41 posts

Finally, something that might help with my HarleyDavidson Fat Boy's key code issue!

October 11, 2024 Reply

Check the news !

Supercar Sunday Gathering
🚗 Local Meetup: Supercar Sunday Gathering
No trophies, just cool cars and cool people

📍 Where: Waterfront Drive
📅 When: June 3 @ 12AM-5PM

Event features:
Show 'n Shine | Dyno Challenge | Parts Swap

🔧 Forum Members: Who's going? Sound off in the comments! 👋

🧰 Performance Modding 101

👨‍🏫 Instructors:
• Paint Specialist Sarah Chen
• Suspension Guru David Klein

🔌 Hands-On Activities:
• Interior restoration techniques
• 4-hour intensive training
• Personal coaching

📅 Skills Covered:
Color matching | Clear coat application | Scratch repair

🚙 June 11, 2026 at 1:00 PM (4-hour)

✨ Special discounts on tools for participants!

Workshop: Performance Modding 101
Carburetor to EFI Conversion Clinic

🚀 Carburetor to EFI Conversion Clinic

⚙️ Instructor: Turbocharging Specialist Marco Rodriguez

📊 Workshop Includes:
• Track vs street setup comparisons
• 4-hour intensive hands-on training
• Suspension geometry | Weight transfer | Damping rates

🔩 Bonus: Access to tuning parameter database

🏎️ Next Session: May 29, 2026 at 10:00 AM

Customize Your Tuning Focus:

🚀 Performance Mod Cost Estimator

Did you know? Proper tuning can add 20-30% more power from the same hardware

Vehicle Information

Modification Information

Additional Options

🔑 Car Key & Fob FAQ

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

Key Programming
Some vehicles allow DIY key programming using specific sequences (like turning ignition on/off with original keys). However, most modern cars require specialized equipment only locksmiths or dealers have. Check your owner's manual for your specific model.
Key Fob Issues
Many cars have a resync procedure: 1) Press lock/unlock buttons while near the car 2) Insert key and turn ignition on/off in a specific pattern 3) Use a sequence of button presses. Check your manual for exact steps - procedures vary widely by manufacturer.
Key Tip: Newer cars often require dealer programming for first key replacement
Lost Keys
Costs vary widely: Basic keys: $50-$150, Transponder keys: $150-$300, Smart keys/fobs: $200-$800, Dealership replacements typically cost 20-50% more than locksmiths. Emergency/lockout service adds $50-$150.
Key Programming
Most transponder keys and smart keys can be reprogrammed if they haven't been damaged. Basic mechanical-only keys (no chip) can't be reprogrammed - they must be physically cut to match your locks.
Key Tip: Always have at least two working keys to avoid expensive replacements
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: Avoid exposing key fobs to water or extreme temperatures
Key Fact: Key fob batteries typically last 3-4 years with normal use

🔑 KEY SERVICES CLASSIFIEDS

Key Fob Repair & Battery Replacement
$25+
Posted: May 24, 2026
Fob not working? We fix broken buttons, replace batteries, and resync to your vehicle. Most repairs done while you wait. Water damage specialists available.
Call: 931-666-9057
Immobilizer System Reset
$95+
Posted: May 22, 2026
Fix "key not detected" errors and immobilizer issues. Dealer-level diagnostic equipment. Can often repair without replacing entire system. Free estimates.
Call: 299-750-9042
Smart Key Programming Special
$150
Posted: May 21, 2026
Push-to-start key replacement for Toyota, Honda, Nissan, Ford. Includes programming and testing. Limited time offer - normally $200+. Call for availability.
Call: 540-949-1115
Vintage Car Key Restoration
$55+
Posted: May 16, 2026
Specializing in classic car keys (pre-1990). Can reproduce hard-to-find keys for antique vehicles. Museum-quality work for collector cars.
Call: 623-253-4812
Ads refreshed daily • Licensed professionals • Mobile services available

🔑 Upcoming Key & Immobilizer Services

Workshop
Jun 22, 2026

Dealer-Level Programming Workshop

by The Key Lab
Step-by-step instruction for repairing common key fob issues including button and circuit problems
Seminar
Jun 5, 2026

Car Security Certification Course

by Immobilizer Experts
Step-by-step instruction for repairing common key fob issues including button and circuit problems
Seminar
Jun 14, 2026

Dealer-Level Programming Workshop

by Locksmith Pro
Hands-on experience with the newest transponder key cloning and programming equipment
Workshop
May 31, 2026

Anti-Theft System Demonstration

by Mobile Key Tech
In-depth class covering push-to-start systems and proximity key programming techniques

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