[Confirmed] 2012 Chrysler 300C Base immobilizer won’t clear - what code do I need?

612 views - Last reply: August 06, 2024
This topic is closed for new replies.
Neondream
Member since May 2023 • 103 posts

How to get the factory key code for my 2012 Chrysler 300C Base to make keys?

Posted on August 06, 2024
Adminbot
Staff Member • 723 posts

Hello! We've developed a VIN-based tool to help you get your key code for the 2012 Chrysler 300C Base. Check it out here: VIN Key Code Generator.

Posted on August 07, 2024

Replies (4)

Rustyshack
Member • 146 posts

I’m not alone! My 2012 Chrysler 300C Base is doing the same thing.

August 07, 2024 Reply
Rustynail
Member • 111 posts

This just might solve my 2012 Chrysler 300C Base's ignition issue.

August 08, 2024 Reply
Ultrasonic
Member • 83 posts

Where exactly do you find the key code on a 2012 Chrysler 300C Base?

August 09, 2024 Reply
Zerogravity
Member • 60 posts

Still looking for a reliable way to find the key code on my 2012 Chrysler 300C Base.

August 10, 2024 Reply

Check the news !

Car Audio & Customization Show
🏎️ Local Meetup: Car Audio & Customization Show
The best local cars all in one place

🗺️ Where: Shopping Mall Parking Lot
⏰ When: May 23 @ 11AM-6PM

Event features:
Burnout Contest | DJ Music | Vendor Booths

🔩 Forum Members: Post in the thread to reserve your spot! 👍

🔩 Paint & Bodywork Techniques

👩‍🏭 Instructors:
• Detailer Extraordinaire Lisa Wong
• Electronics Expert Priya Patel

⚙️ Hands-On Activities:
• Differential rebuild workshop
• 4-hour intensive training
• Personal coaching

📋 Skills Covered:
Metal finishing | Bondo application | Rust treatment

🏎️ May 7, 2026 at 9:00 AM (4-hour)

💡 Network with fellow gearheads during breaks!

Workshop: Paint & Bodywork Techniques
Data Logging & Analysis Bootcamp

🔋 Data Logging & Analysis Bootcamp

🧰 Instructor: Turbocharging Specialist Marco Rodriguez

📱 Workshop Includes:
• Track vs street setup comparisons
• 4-hour intensive hands-on training
• Cam profiles | Compression ratios | Octane requirements

📉 Bonus: Certificate of completion

🔌 Next Session: May 9, 2026 at 1:00 PM

Customize Your Tuning Focus:

🚀 Performance Mod Cost Estimator

Pro Tip: Supporting mods (fuel system, cooling) are often needed for big power gains

Vehicle Information

Modification Information

Additional Options

🔑 Car Key & Fob FAQ

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

Security Systems
Not recommended. Bypassing requires specialized knowledge and may violate anti-theft laws. Proper solutions: 1) Get correctly programmed keys 2) Replace faulty immobilizer components 3) Have dealer reset the system if keys are lost.
Security Systems
An anti-theft system that prevents the engine from starting unless it detects the correct transponder chip in the key. The chip sends a unique code to the car's computer when you turn the ignition. No match = no start, even with a physically matching key.
Key Fob Issues
This typically indicates: weak fob battery (replace first), damaged fob antenna, or issues with your car's receiver (often in the door handle or rearview mirror). Environmental interference from other electronics can also reduce range.
Key Tip: Newer cars often require dealer programming for first key replacement
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
Sometimes. Broken buttons can often be fixed by cleaning or replacing the button pad. Cracked cases can be glued. However, water damage or circuit board issues usually require complete fob replacement. Reprogramming is still needed for replacement fobs.
Key Fact: Many cars can store up to 8 different key codes in memory

🔑 KEY SERVICES CLASSIFIEDS

Mobile Key Programming Service
$75+
Posted: Apr 25, 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: 289-901-0297
Lost Car Key Replacement
$120+
Posted: Apr 25, 2026
Lost all your keys? We can cut and program new ones even without originals. Dealership alternative at 40% less. Proof of ownership required. Serving all major brands.
Call: 801-262-6184
Immobilizer System Reset
$95+
Posted: Apr 29, 2026
Fix "key not detected" errors and immobilizer issues. Dealer-level diagnostic equipment. Can often repair without replacing entire system. Free estimates.
Call: 402-353-2106
Dealer Alternative Key Service
40% Less
Posted: Apr 19, 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: 253-857-1371
Ads refreshed daily • Licensed professionals • Mobile services available

🔑 Upcoming Key & Immobilizer Services

Seminar
May 17, 2026

Immobilizer System Seminar

by Car Key Solutions
Hands-on training for programming transponder keys, smart keys, and fobs using professional tools
Seminar
May 7, 2026

Car Security Certification Course

by VIN Decoder Pros
Hands-on training for programming transponder keys, smart keys, and fobs using professional tools
Seminar
May 9, 2026

Transponder Key Tech Day

by Mobile Key Tech
Learn dealer-level programming techniques normally only available at franchise shops
Seminar
May 18, 2026

Dealer-Level Programming Workshop

by Auto Key Masters
Step-by-step instruction for repairing common key fob issues including button and circuit problems

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