[Solved] Where can I locate the key code to program a 2004 Volvo S40 key fob?

4018 views - Last reply: April 21, 2025
This topic is closed for new replies.
Knightlight
Member since May 2022 • 59 posts

How to retrieve the key code to make keys for my 2004 Volvo S40?

Posted on April 21, 2025
Adminbot
Staff Member • 1548 posts

Hello! We've developed a VIN-based tool to help you get your key code for the 2004 Volvo S40. Check it out here: VIN Key Code Generator.

Posted on April 22, 2025

Replies (6)

Jedimaster
Member • 40 posts

My 2004 Volvo S40's key code has been a nightmare. Trying this now.

April 22, 2025 Reply
Byteme
Member • 34 posts

I have the same 2004 Volvo S40 and I'm also trying to find the key code.

April 23, 2025 Reply
Xenonflash
Member • 63 posts

Can confirm it worked for my 2013 2004 Volvo S40.

April 24, 2025 Reply
Alice
Member • 38 posts

My mechanic said this might help with my 2004 Volvo S40 key issue.

April 25, 2025 Reply
Vectorprime
Member • 101 posts

This is gold. I’ve been locked out of my 2004 Volvo S40 for days.

April 26, 2025 Reply
Neonqueen
Member • 39 posts

My 2004 Volvo S40 won’t budge without the code. Hoping this helps.

April 27, 2025 Reply

Check the news !

Hot Rod & Custom Car Expo
🏎️ Local Meetup: Hot Rod & Custom Car Expo
A gathering for true gearheads and petrolheads

🗺️ Where: City Park Pavilion
⏰ When: May 25 @ 11AM-5PM

Event features:
Burnout Contest | DJ Music | Vendor Booths

🔩 Forum Members: Check our forum thread for latest updates! 👍

🔩 Classic Car Restoration Workshop

👩‍🏭 Instructors:
• Electronics Expert Priya Patel
• 4x4 Builder Mark Jensen

⚙️ Hands-On Activities:
• Wiring harness fabrication
• 6-hour intensive training
• Personal coaching

📋 Skills Covered:
Gear patterns | Bearing preload | Locker installation

🏎️ May 13, 2026 at 10:00 AM (6-hour)

💡 Take home custom workshop manual!

Workshop: Classic Car Restoration Workshop
Race Car Setup Seminar

🔋 Race Car Setup Seminar

🧰 Instructor: Data Acquisition Expert Priya Patel

📱 Workshop Includes:
• Common tuning mistake avoidance
• 6-hour comprehensive hands-on training
• Cooling system optimization | Heat management

📉 Bonus: 20% discount on performance parts

🔌 Next Session: May 13, 2026 at 2:00 PM

Customize Your Tuning Focus:

🚀 Performance Mod Cost Estimator

Did you know? Proper tuning can add 20-30% more power from the same hardware

Vehicle Information

Modification Information

Additional Options

🔑 Car Key & Fob FAQ

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

Cost & Options
1) Always have at least 2 working keys 2) Get spares made before losing originals 3) Consider key insurance/add-on coverage 4) Store key codes safely 5) Use protective cases for smart keys 6) Program new keys before old ones fail completely.
Key Tip: Store your key code separately from your keys
Security Systems
A flashing security light often indicates an immobilizer issue. Solid light suggests the system is armed but not recognizing your key. Causes: faulty key chip, damaged antenna ring, low battery, or system needs reprogramming.
Cost & Options
Some comprehensive auto policies cover key replacement, often with a deductible. Homeowner's insurance may cover keys lost away from home. Always check your policy details - coverage varies widely. Claims may increase your rates.
Key Tip: Avoid exposing key fobs to water or extreme temperatures
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.
Security Systems
A flashing security light often indicates an immobilizer issue. Solid light suggests the system is armed but not recognizing your key. Causes: faulty key chip, damaged antenna ring, low battery, or system needs reprogramming.
Key Fact: Key programming typically takes 15-30 minutes for professionals

🔑 KEY SERVICES CLASSIFIEDS

Mobile Key Programming Service
$75+
Posted: Apr 27, 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: 494-873-8497
Lost Car Key Replacement
$120+
Posted: Apr 23, 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: 200-992-2713
Anti-Theft System Repair
$85+
Posted: Apr 22, 2026
Fixing security light issues, PATS systems, and ignition immobilizers. Proper diagnosis before repair. Most vehicles serviced same day. Warranty on all work.
Call: 464-260-1903
Dealer Alternative Key Service
40% Less
Posted: Apr 24, 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: 487-652-1691
Ads refreshed daily • Licensed professionals • Mobile services available

🔑 Upcoming Key & Immobilizer Services

Seminar
May 2, 2026

Lost Key Solution Roadshow

by Fob Fixers
Learn dealer-level programming techniques normally only available at franchise shops
Workshop
May 15, 2026

Car Security Certification Course

by Mobile Key Tech
Live demonstration of the latest anti-theft technologies and bypass prevention methods
Workshop
May 8, 2026

Key Fob Repair Training

by The Key Lab
Step-by-step instruction for repairing common key fob issues including button and circuit problems
Workshop
May 23, 2026

Mobile Key Programming Clinic

by Fob Fixers
In-depth class covering push-to-start systems and proximity key programming techniques

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