[Status: Resolved] Trying to match new key to 2009 INFINITI G ECU - stuck

654 views - Last reply: March 31, 2025
This topic is closed for new replies.
Omegared
Member since February 2022 • 63 posts

How can I obtain my 2009 INFINITI G's key code to program a spare key?

Posted on March 31, 2025
Adminbot
Staff Member • 1066 posts

Hello! We've developed a VIN-based tool to help you get your key code for the 2009 INFINITI G. Check it out here: VIN Key Code Generator.

Posted on April 01, 2025

Replies (6)

Captaincrunch
Member • 70 posts

Trying to reprogram a new key for my 2009 INFINITI G—need the code first.

April 01, 2025 Reply
Silverfox
Member • 14 posts

Looking for the same thing for my 2009 INFINITI G, hope someone can help.

April 02, 2025 Reply
Electriceel
Member • 17 posts

Great info! Needed this for my old 2009 INFINITI G.

April 03, 2025 Reply
Nightowl
Member • 62 posts

I'm stuck trying to get the key code for my 2009 INFINITI G, hope this helps.

April 04, 2025 Reply
Hotshot
Member • 5 posts

My 2009 INFINITI G just blinks. I think this might fix it.

April 05, 2025 Reply
Laserfocus
Member • 97 posts

Waiting to see if this will work on my 2009 INFINITI G as well.

April 06, 2025 Reply

Check the news !

Hot Rod & Custom Car Expo
🚙 Local Meetup: Hot Rod & Custom Car Expo
The best local cars all in one place

🏁 Where: Brewery District
📆 When: May 18 @ 12AM-6PM

Event features:
Kids Activities | Charity Fundraiser

⚙️ Forum Members: Forum members get preferred parking! ✨

🔩 Suspension Setup Clinic

👩‍🏭 Instructors:
• Race Engineer Emily Torres
• Restoration Pro Alex Petrov

⚙️ Hands-On Activities:
• Complete brake system overhaul demo
• 6-hour intensive training
• Personal coaching

📋 Skills Covered:
Leather repair | Headliner replacement | Trim restoration

🏎️ May 14, 2026 at 12:00 PM (6-hour)

💡 Bring your own project - we'll help you work on it!

Workshop: Suspension Setup Clinic
Race Car Setup Seminar

🚀 Race Car Setup Seminar

⚙️ Instructor: NASCAR Crew Chief Lisa Thompson

📊 Workshop Includes:
• Hands-on ECU flashing sessions
• 6-hour comprehensive hands-on training
• Fuel system upgrades | Injector sizing | Pump flow

🔩 Bonus: Custom tune file included

🏎️ Next Session: May 3, 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

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 Tip: Replace key fob batteries every 1-2 years as preventative maintenance
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: Some locksmiths offer mobile key programming services
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 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
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 Tip: Avoid exposing key fobs to water or extreme temperatures
Key Fact: Modern transponder keys have been required in all new US vehicles since 1998

🔑 KEY SERVICES CLASSIFIEDS

Lost Car Key Replacement
$120+
Posted: Apr 24, 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: 811-244-2566
Anti-Theft System Repair
$85+
Posted: Apr 21, 2026
Fixing security light issues, PATS systems, and ignition immobilizers. Proper diagnosis before repair. Most vehicles serviced same day. Warranty on all work.
Call: 525-231-1444
Fleet Key Programming
Call
Posted: Apr 25, 2026
Commercial key services for businesses with multiple vehicles. Bulk discounts available. We can handle all your company cars, trucks, and fleet vehicles.
Call: 580-972-2309
Key Fob Case Replacement
$35
Posted: Apr 20, 2026
Cracked or damaged fob housing? We transfer your electronics to a new case. Multiple color options available. Most models in stock. 15-minute service.
Call: 862-343-4926
Ads refreshed daily • Licensed professionals • Mobile services available

🔑 Upcoming Key & Immobilizer Services

Seminar
May 12, 2026

Transponder Key Tech Day

by The Key Lab
Learn dealer-level programming techniques normally only available at franchise shops
Seminar
May 7, 2026

VIN Decoding Workshop

by Car Key Solutions
Comprehensive guide to troubleshooting and resetting immobilizer systems in modern vehicles
Workshop
May 13, 2026

Car Security Certification Course

by Car Key Solutions
Live demonstration of the latest anti-theft technologies and bypass prevention methods
Workshop
May 20, 2026

Immobilizer System Seminar

by Mobile Key Tech
Learn how to extract key codes from VIN numbers and decode vehicle security information

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