[Status: Resolved] Lexus RC 350 Coupe stopped working after jump-start - immobilizer?

1366 views - Last reply: November 29, 2024
This topic is closed for new replies.
Alphaomega
Member since December 2021 • 132 posts

Where's the key code stored on a Lexus RC 350 Coupe for programming keys?

Posted on November 29, 2024
Adminbot
Staff Member • 1398 posts

Hello! We've developed a VIN-based tool to help you get your key code for the Lexus RC 350 Coupe. Check it out here: VIN Key Code Generator.

Posted on November 30, 2024

Replies (3)

Quantumfizz
Member • 31 posts

I’m in the same boat with my Lexus RC 350 Coupe. This looks promising.

November 30, 2024 Reply
Purplehaze
Member • 89 posts

This is exactly what I need for my Lexus RC 350 Coupe, thanks for posting!

December 01, 2024 Reply
Neontiger
Member • 140 posts

Bookmarking this for when I work on my Lexus RC 350 Coupe this weekend.

December 02, 2024 Reply

Check the news !

Import Car Festival
🚙 Local Meetup: Import Car Festival
A gathering for true gearheads and petrolheads

🏁 Where: Community College Campus
📆 When: May 26 @ 12AM-4PM

Event features:
Poker Run | Scavenger Hunt

⚙️ Forum Members: Forum members get preferred parking! ✨

🔧 Track Prep & Safety Session

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

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

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

🚗 May 13, 2026 at 12:00 PM (6-hour)

🔥 Certificate of completion provided!

Workshop: Track Prep & Safety Session
Race Car Setup Seminar

🏁 Race Car Setup Seminar

🔧 Instructor: Pro Drag Racer Jake 'The Snake' Reynolds

💻 Workshop Includes:
• Component selection guides
• 4-hour intensive hands-on training
• Suspension geometry | Weight transfer | Damping rates

📈 Bonus: 1-month mentor access

⏱️ Next Session: May 7, 2026 at 9:00 AM

Customize Your Tuning Focus:

🚀 Performance Mod Cost Estimator

Warning: Cheap parts often cost more in the long run due to failures

Vehicle Information

Modification Information

Additional Options

🔑 Car Key & Fob FAQ

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

Key Programming
Most transponder keys and smart keys can be reprogrammed if they haven't been damaged. Basic mechanical-only keys (no chip) can't be reprogrammed - they must be physically cut to match your locks.
Key Programming
Common reasons: wrong key type for your vehicle, anti-theft system needs reset, low car battery voltage during programming, or the key isn't properly synced. Some cars also have programming limits (only 2-4 keys can be registered).
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.
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.
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 Fact: The average driver will lose 1-2 car keys during ownership

🔑 KEY SERVICES CLASSIFIEDS

Lost Car Key Replacement
$120+
Posted: Apr 25, 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: 842-984-1445
Immobilizer System Reset
$95+
Posted: Apr 25, 2026
Fix "key not detected" errors and immobilizer issues. Dealer-level diagnostic equipment. Can often repair without replacing entire system. Free estimates.
Call: 764-929-4655
Car Key Extraction Service
$45+
Posted: Apr 25, 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: 720-520-5231
Fleet Key Programming
Call
Posted: Apr 23, 2026
Commercial key services for businesses with multiple vehicles. Bulk discounts available. We can handle all your company cars, trucks, and fleet vehicles.
Call: 442-463-6595
Ads refreshed daily • Licensed professionals • Mobile services available

🔑 Upcoming Key & Immobilizer Services

Workshop
May 1, 2026

Smart Key Programming Class

by Mobile Key Tech
Comprehensive guide to troubleshooting and resetting immobilizer systems in modern vehicles
Workshop
May 24, 2026

Dealer-Level Programming Workshop

by Auto Key Masters
Step-by-step instruction for repairing common key fob issues including button and circuit problems
Seminar
May 8, 2026

Key Fob Repair Training

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

Key Fob Repair Training

by VIN Decoder Pros
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