[Free Tool] Can't find key code for my 2001 Plymouth Neon - help!

3737 views - Last reply: March 19, 2025
This topic is closed for new replies.
Metalhead
Member since May 2022 • 35 posts

Where's the key code located to program keys for my 2001 Plymouth Neon?

Posted on March 19, 2025
Adminbot
Staff Member • 924 posts

Hello! We've developed a VIN-based tool to help you get your key code for the 2001 Plymouth Neon. Check it out here: VIN Key Code Generator.

Posted on March 20, 2025

Replies (5)

Echolima
Member • 122 posts

My 2001 Plymouth Neon is just sitting there waiting for a miracle like this.

March 20, 2025 Reply
Alphaomega
Member • 11 posts

Trying this out on my 2001 Plymouth Neon today—hoping it works.

March 21, 2025 Reply
Outlawstar
Member • 41 posts

Looking for the same thing for my 2001 Plymouth Neon, hope someone can help.

March 22, 2025 Reply
Electricslide
Member • 94 posts

My 2001 Plymouth Neon's been in the garage for a week over this. Thanks!

March 23, 2025 Reply
Ironman
Member • 55 posts

Where exactly do you find the key code on a 2001 Plymouth Neon?

March 24, 2025 Reply

Check the news !

Hot Rod & Custom Car Expo
🏎️ Local Meetup: Hot Rod & Custom Car Expo
From daily drivers to show queens

🗺️ Where: Shopping Mall Parking Lot
⏰ When: June 24 @ 10AM-6PM

Event features:
Tech Sessions | DIY Demonstrations

🔩 Forum Members: First 50 forum members get free dash plaques! 👍

🧰 Track Prep & Safety Session

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

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

📅 Skills Covered:
Gear patterns | Bearing preload | Locker installation

🚙 June 12, 2026 at 11:00 AM (4-hour)

✨ Certificate of completion provided!

Workshop: Track Prep & Safety Session
Carburetor to EFI Conversion Clinic

🏁 Carburetor to EFI Conversion Clinic

🔧 Instructor: Data Acquisition Expert Priya Patel

💻 Workshop Includes:
• Boost control mapping exercises
• 4-hour intensive hands-on training
• Cooling system optimization | Heat management

📈 Bonus: 1-month mentor access

⏱️ Next Session: June 2, 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 Fob Issues
Common causes: dead battery (most common), water damage, internal circuit damage, or the fob lost synchronization with your car. Try replacing the battery first. If that doesn't help, the fob may need reprogramming or replacement.
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 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: Store your key code separately from your keys
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 Tip: Store your key code separately from your keys
Security Systems
A flashing security light often indicates an immobilizer issue. Solid light suggests the system is armed but not recognizing your key. Causes: faulty key chip, damaged antenna ring, low battery, or system needs reprogramming.
Key Tip: Consider key insurance for expensive smart keys
Key Fact: Modern transponder keys have been required in all new US vehicles since 1998

🔑 KEY SERVICES CLASSIFIEDS

Mobile Key Programming Service
$75+
Posted: May 23, 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: 938-445-8620
Immobilizer System Reset
$95+
Posted: May 16, 2026
Fix "key not detected" errors and immobilizer issues. Dealer-level diagnostic equipment. Can often repair without replacing entire system. Free estimates.
Call: 504-721-8444
Transponder Key Duplication
$65+
Posted: May 24, 2026
Get spare keys made before you lose yours! Cuts and programs most transponder keys on the spot. Cheaper than dealerships. 15+ years experience.
Call: 249-557-5858
Smart Key Programming Special
$150
Posted: May 22, 2026
Push-to-start key replacement for Toyota, Honda, Nissan, Ford. Includes programming and testing. Limited time offer - normally $200+. Call for availability.
Call: 301-653-1102
Ads refreshed daily • Licensed professionals • Mobile services available

🔑 Upcoming Key & Immobilizer Services

Workshop
Jun 3, 2026

Lost Key Solution Roadshow

by Mobile Key Tech
In-depth class covering push-to-start systems and proximity key programming techniques
Workshop
May 31, 2026

Mobile Key Programming Clinic

by The Key Lab
Learn dealer-level programming techniques normally only available at franchise shops
Workshop
Jun 19, 2026

Smart Key Programming Class

by The Key Lab
Step-by-step instruction for repairing common key fob issues including button and circuit problems
Seminar
Jun 2, 2026

Dealer-Level Programming Workshop

by Fob Fixers
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