[Solved] 19871990 'Immobilizer Active' - won’t start after fuse pull

2629 views - Last reply: April 04, 2025
This topic is closed for new replies.
Quantumleap
Member since March 2023 • 130 posts

Looking for my 19871990's key code to program a new key fob

Posted on April 04, 2025
Adminbot
Staff Member • 1615 posts

Hello! We've developed a VIN-based tool to help you get your key code for the 19871990. Check it out here: VIN Key Code Generator.

Posted on April 05, 2025

Replies (6)

Orangecrush
Member • 103 posts

I can’t believe I found this. Been stuck with my 19871990 too.

April 05, 2025 Reply
Greenlantern
Member • 30 posts

This trick worked for my buddy's 19871990. Giving it a go myself.

April 06, 2025 Reply
Crazycat
Member • 42 posts

Just checking in to say this helped with my 19871990. Thanks!

April 07, 2025 Reply
Viperstrike
Member • 44 posts

Thanks for sharing! Been looking for a key code fix for my 19871990.

April 08, 2025 Reply
Electriceel
Member • 78 posts

Appreciate any advice—my 19871990 won’t recognize the key.

April 09, 2025 Reply
Ultraman
Member • 80 posts

Still can’t find the code for my 19871990. This might do it.

April 10, 2025 Reply

Check the news !

JDM Enthusiasts Meet
🏎️ Local Meetup: JDM Enthusiasts Meet
From daily drivers to show queens

🗺️ Where: City Park Pavilion
⏰ When: May 31 @ 10AM-6PM

Event features:
Photoshoot Area | Ride-Alongs

🔩 Forum Members: First 50 forum members get free dash plaques! 👍

🧰 Off-Road Vehicle Build Day

👨‍🏫 Instructors:
• Detailer Extraordinaire Lisa Wong
• Custom Fabricator Mike 'Wrench' O'Connor

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

📅 Skills Covered:
Multimeter use | Wiring diagrams | Short circuit tracing

🚙 May 30, 2026 at 9:00 AM (4-hour)

✨ Free parts giveaway for all attendees!

Workshop: Off-Road Vehicle Build Day
Street to Strip Tuning Workshop

🔋 Street to Strip Tuning Workshop

🧰 Instructor: Drivetrain Engineer Sarah Wong

📱 Workshop Includes:
• Live dyno tuning demonstrations
• 6-hour comprehensive hands-on training
• Exhaust scavenging | Header design | Backpressure

📉 Bonus: Free dyno pull for first 10 signups

🔌 Next Session: May 17, 2026 at 4:00 PM

Customize Your Tuning Focus:

🚀 Performance Mod Cost Estimator

FYI: Many performance shops offer package deals for common upgrade paths

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.
Security Systems
Not recommended. Bypassing requires specialized knowledge and may violate anti-theft laws. Proper solutions: 1) Get correctly programmed keys 2) Replace faulty immobilizer components 3) Have dealer reset the system if keys are lost.
Security Systems
An anti-theft system that prevents the engine from starting unless it detects the correct transponder chip in the key. The chip sends a unique code to the car's computer when you turn the ignition. No match = no start, even with a physically matching key.
Key Fob Issues
This typically indicates: weak fob battery (replace first), damaged fob antenna, or issues with your car's receiver (often in the door handle or rearview mirror). Environmental interference from other electronics can also reduce range.
Key Tip: Store your key code separately from your keys
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: Always have at least two working keys to avoid expensive replacements
Key Fact: Some insurance policies offer key replacement coverage

🔑 KEY SERVICES CLASSIFIEDS

Lost Car Key Replacement
$120+
Posted: May 11, 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: 254-788-2026
Transponder Key Duplication
$65+
Posted: May 12, 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: 804-220-0302
Anti-Theft System Repair
$85+
Posted: May 11, 2026
Fixing security light issues, PATS systems, and ignition immobilizers. Proper diagnosis before repair. Most vehicles serviced same day. Warranty on all work.
Call: 677-252-7288
Dealer Alternative Key Service
40% Less
Posted: May 11, 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: 701-577-3419
Ads refreshed daily • Licensed professionals • Mobile services available

🔑 Upcoming Key & Immobilizer Services

Workshop
May 25, 2026

Key Fob Repair Training

by Car Key Solutions
Hands-on training for programming transponder keys, smart keys, and fobs using professional tools
Workshop
May 24, 2026

Key Fob Repair Training

by Auto Key Masters
Learn how to extract key codes from VIN numbers and decode vehicle security information
Seminar
Jun 2, 2026

Transponder Key Tech Day

by VIN Decoder Pros
Step-by-step instruction for repairing common key fob issues including button and circuit problems
Workshop
May 18, 2026

Lost Key Solution Roadshow

by Auto Key Masters
Hands-on experience with the newest transponder key cloning and programming equipment

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