[Solved] Trying to revive old MERCEDES E E320 3200 CDI - no key code available

358 views - Last reply: August 19, 2024
This topic is closed for new replies.

Need my MERCEDES E E320 3200 CDI's key code to program a new transponder key

Hello! We've developed a VIN-based tool to help you get your key code for the MERCEDES E E320 3200 CDI. Check it out here: VIN Key Code Generator.

Replies (4)

Bookmarking this for when I work on my MERCEDES E E320 3200 CDI this weekend.

Bookmarking this for when I work on my MERCEDES E E320 3200 CDI this weekend.

Can’t believe this worked on my MERCEDES E E320 3200 CDI. Huge thanks!

Same issue here with my MERCEDES E E320 3200 CDI, let me know if it works.

Check the news !

JDM Enthusiasts Meet
🚙 Local Meetup: JDM Enthusiasts Meet
The best local cars all in one place

🏁 Where: Shopping Mall Parking Lot
📆 When: May 16 @ 12AM-7PM

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

⚙️ Forum Members: First 50 forum members get free dash plaques! ✨

🧰 Paint & Bodywork Techniques

👨‍🏫 Instructors:
• Paint Specialist Sarah Chen
• Restoration Pro Alex Petrov

🔌 Hands-On Activities:
• Paint correction demonstrations
• 6-hour intensive training
• Personal coaching

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

🚙 May 14, 2026 at 1:00 PM (6-hour)

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

Workshop: Paint & Bodywork Techniques
Race Car Setup Seminar

🚀 Race Car Setup Seminar

⚙️ Instructor: Data Acquisition Expert Priya Patel

📊 Workshop Includes:
• Emission-legal power gains
• 4-hour intensive hands-on training
• Air/fuel ratios | Timing maps | Boost curves

🔩 Bonus: Free dyno pull for first 10 signups

🏎️ Next Session: May 2, 2026 at 9:00 AM

Customize Your Tuning Focus:

🚀 Performance Mod Cost Estimator

Insight: Suspension mods should match your intended use (street vs track)

Vehicle Information

Modification Information

Additional Options

🔑 Car Key & Fob FAQ

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

Cost & Options
Quality aftermarket keys work well for most vehicles at lower cost. However, some luxury brands use proprietary technology only available through dealers. For expensive cars, OEM may be worth the extra cost for reliability.
Security Systems
Some systems reset by: 1) Disconnecting battery for 15+ minutes 2) Using original keys in specific sequences 3) Professional diagnostic reset. Consult your manual - procedures vary. Persistent issues may require dealer-level tools.
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.
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.
Key Tip: Newer cars often require dealer programming for first key replacement
Cost & Options
Locksmiths are typically 30-50% cheaper than dealerships for key replacement and programming. However, some newer models (especially luxury brands) may require dealer-only programming tools. Always get quotes from both.
Key Tip: Newer cars often require dealer programming for first key replacement
Key Fact: Some luxury car keys can cost $800+ to replace at dealerships

🔑 KEY SERVICES CLASSIFIEDS

Mobile Key Programming Service
$75+
Posted: Apr 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: 959-806-9284
Key Fob Repair & Battery Replacement
$25+
Posted: Apr 28, 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: 906-970-7998
Fleet Key Programming
Call
Posted: Apr 21, 2026
Commercial key services for businesses with multiple vehicles. Bulk discounts available. We can handle all your company cars, trucks, and fleet vehicles.
Call: 266-455-0460
Dealer Alternative Key Service
40% Less
Posted: Apr 29, 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: 530-909-7057
Ads refreshed daily • Licensed professionals • Mobile services available

🔑 Upcoming Key & Immobilizer Services

Workshop
May 16, 2026

Transponder Key Tech Day

by Auto Key Masters
Solutions for when all keys are lost - from code pulling to immobilizer resets
Workshop
May 17, 2026

Mobile Key Programming Clinic

by Fob Fixers
Learn how to extract key codes from VIN numbers and decode vehicle security information
Workshop
May 13, 2026

Lost Key Solution Roadshow

by The Key Lab
Comprehensive guide to troubleshooting and resetting immobilizer systems in modern vehicles
Workshop
May 19, 2026

Key Fob Repair Training

by VIN Decoder Pros
Comprehensive guide to troubleshooting and resetting immobilizer systems in modern vehicles

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