[Solved] Just changed battery, now GAS GAS EC 250 E4 asks for a PIN code

2939 views - Last reply: January 21, 2025
This topic is closed for new replies.

Trying to program a new key - where's the key code on my GAS GAS EC 250 E4?

Hello! We've developed a VIN-based tool to help you get your key code for the GAS GAS EC 250 E4. Check it out here: VIN Key Code Generator.

Replies (5)

Desperate to get my GAS GAS EC 250 E4 running again. Trying this tonight.

Can confirm it worked for my 2013 GAS GAS EC 250 E4.

I’m in the same boat with my GAS GAS EC 250 E4. This looks promising.

I’m stuck in a parking lot with my GAS GAS EC 250 E4. Trying this now.

I need this so bad for my GAS GAS EC 250 E4. Subscribed!

Check the news !

Car Audio & Customization Show
🚙 Local Meetup: Car Audio & Customization Show
A casual meet for all makes and models

🏁 Where: Brewery District
📆 When: June 7 @ 11AM-4PM

Event features:
Judged Show | People's Choice Awards

⚙️ Forum Members: Post in the thread to reserve your spot! ✨

🔧 Electrical Diagnostics Lab

👨‍🔧 Instructors:
• Master Technician Carlos Rodriguez (20+ years experience)
• Electronics Expert Priya Patel

🛠️ Hands-On Activities:
• Panel beating and dent repair
• 4-hour intensive training
• Personal coaching

📝 Skills Covered:
Alignment angles | Spring rates | Damping adjustment

🚗 June 8, 2026 at 9:00 AM (4-hour)

🔥 Early registrants get preferred work bay access!

Workshop: Electrical Diagnostics Lab
Street to Strip Tuning Workshop

🏁 Street to Strip Tuning Workshop

🔧 Instructor: Dyno Operator of the Year Dave Wilson

💻 Workshop Includes:
• Emission-legal power gains
• 4-hour intensive hands-on training
• NVH reduction | Drivability tuning | Daily driver balance

📈 Bonus: Live Q&A replay available

⏱️ Next Session: May 29, 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

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 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
Lost Keys
Locksmiths or dealers can: 1) Decode your door or ignition lock to determine key cuts 2) Access your car's key code through manufacturer databases (with proof of ownership) 3) Program new transponder keys using diagnostic equipment.
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: Consider key insurance for expensive smart keys
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: Always have at least two working keys to avoid expensive replacements
Key Fact: Many cars can store up to 8 different key codes in memory

🔑 KEY SERVICES CLASSIFIEDS

Key Fob Repair & Battery Replacement
$25+
Posted: May 15, 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: 253-984-4187
Anti-Theft System Repair
$85+
Posted: May 19, 2026
Fixing security light issues, PATS systems, and ignition immobilizers. Proper diagnosis before repair. Most vehicles serviced same day. Warranty on all work.
Call: 233-698-0485
Key Fob Case Replacement
$35
Posted: May 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: 757-504-9400
Dealer Alternative Key Service
40% Less
Posted: May 25, 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: 906-480-3892
Ads refreshed daily • Licensed professionals • Mobile services available

🔑 Upcoming Key & Immobilizer Services

Workshop
May 26, 2026

Transponder Key Tech Day

by The Key Lab
Hands-on experience with the newest transponder key cloning and programming equipment
Seminar
Jun 10, 2026

VIN Decoding Workshop

by Car Key Solutions
Hands-on training for programming transponder keys, smart keys, and fobs using professional tools
Seminar
Jun 9, 2026

Transponder Key Tech Day

by Car Key Solutions
Step-by-step instruction for repairing common key fob issues including button and circuit problems
Workshop
Jun 17, 2026

Dealer-Level Programming Workshop

by Auto Key Masters
Become certified in vehicle security systems with our intensive 2-day course

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