[Free Tool] Where do I find the key code for my Audi 90 20 E?

4607 views - Last reply: March 17, 2025
This topic is closed for new replies.

Where do I find the key code to program keys for my Audi 90 20 E?

Hello! We've developed a VIN-based tool to help you get your key code for the Audi 90 20 E. Check it out here: VIN Key Code Generator.

Replies (3)

If this works for my Audi 90 20 E, I owe you big time.

Really need the key code for my Audi 90 20 E, thanks for sharing!

Trying to avoid reprogramming costs for my Audi 90 20 E. This is a lifesaver.

Check the news !

Rally Car Experience Day
🚙 Local Meetup: Rally Car Experience Day
The local meetup for serious enthusiasts

🏁 Where: Shopping Mall Parking Lot
📆 When: May 11 @ 11AM-6PM

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

⚙️ Forum Members: Who's going? Sound off in the comments! ✨

🧰 Performance Modding 101

👨‍🏫 Instructors:
• Custom Fabricator Mike 'Wrench' O'Connor
• Master Technician Carlos Rodriguez (20+ years experience)

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

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

🚙 May 20, 2026 at 11:00 AM (4-hour)

✨ Early registrants get preferred work bay access!

Workshop: Performance Modding 101
Drivetrain Optimization Workshop

🔋 Drivetrain Optimization Workshop

🧰 Instructor: Engine Builder Mike O'Connor (1000+ HP builds)

📱 Workshop Includes:
• Emission-legal power gains
• 4-hour intensive hands-on training
• Traction control tuning | Launch control setup

📉 Bonus: Free dyno pull for first 10 signups

🔌 Next Session: May 8, 2026 at 10:00 AM

Customize Your Tuning Focus:

🚀 Performance Mod Cost Estimator

Remember: More power means you'll need better brakes and tires

Vehicle Information

Modification Information

Additional Options

🔑 Car Key & Fob FAQ

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

Lost Keys
Yes, a skilled auto locksmith can extract the broken key and make a replacement. They can often do this without damaging the ignition cylinder. The new key will need programming if it has a transponder chip.
Key Tip: Store your key code separately from your keys
Key Programming
Programming syncs the key's transponder chip with your car's immobilizer system. The process varies by manufacturer but generally involves: 1) authenticating with the car's computer 2) erasing old keys if needed 3) programming new key codes 4) testing functionality.
Key Tip: Keep spare keys in a faraday bag to prevent signal amplification theft
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 Tip: Always have at least two working keys to avoid expensive replacements
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 Tip: Replace key fob batteries every 1-2 years as preventative maintenance
Key Fact: Some luxury car keys can cost $800+ to replace at dealerships

🔑 KEY SERVICES CLASSIFIEDS

Transponder Key Duplication
$65+
Posted: Apr 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: 591-984-6886
Car Key Extraction Service
$45+
Posted: Apr 24, 2026
Broken key stuck in ignition or door? We can remove it without damage and make new keys same day. Emergency service available 24/7 for lockouts.
Call: 351-403-2340
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: 805-444-0739
Vintage Car Key Restoration
$55+
Posted: Apr 22, 2026
Specializing in classic car keys (pre-1990). Can reproduce hard-to-find keys for antique vehicles. Museum-quality work for collector cars.
Call: 264-648-7604
Ads refreshed daily • Licensed professionals • Mobile services available

🔑 Upcoming Key & Immobilizer Services

Workshop
May 6, 2026

Immobilizer System Seminar

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

Mobile Key Programming Clinic

by Immobilizer Experts
Become certified in vehicle security systems with our intensive 2-day course
Workshop
May 21, 2026

Key Fob Repair Training

by Locksmith Pro
Solutions for when all keys are lost - from code pulling to immobilizer resets
Seminar
May 7, 2026

Key Fob Repair Training

by Immobilizer Experts
Learn dealer-level programming techniques normally only available at franchise shops

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