Toyota Tundra Key Services | S.A. Locksmith San Antonio

Toyota Tundra Locksmith San Antonio

S.A. Locksmith & Security provides professional Toyota Tundra key and key fob replacement in San Antonio, Texas and surrounding areas including Alamo Heights, Stone Oak, The Dominion, Helotes, Converse, Schertz, Cibolo, New Braunfels, and Boerne. As a licensed and insured mobile locksmith, we come directly to your location — home, work, or roadside — for fast, same-day service. Our technicians use Toyota Techstream and professional immobilizer programming tools to cut and program your Toyota Tundra key at a fraction of dealership pricing. Available 24/7 for emergencies. Call (210) 348-3677 for a free quote.

Licensed (LIC# B18010), insured, and BBB A+ rated, S.A. Locksmith & Security has been serving San Antonio since 2009. We back all work with a 90-day warranty on parts and labor plus manufacturer warranty on all hardware. Our no-damage guarantee means your vehicle is always safe in our hands. With response times under 20 minutes throughout San Antonio, we’re your fastest alternative to the dealership — at a fraction of the cost.

Toyota Tundra Key Replacement San Antonio

S.A. Locksmith & Security provides professional Toyota Tundra key replacement, transponder programming, smart key services, and emergency lockout assistance in San Antonio. The Toyota Tundra (2000-2025) uses 3.4L V6 (5VZ-FE) / 4.0L V6 (1GR-FE) / 4.6L V8 (1UR-FE) / 4.7L V8 (2UZ-FE) / 5.7L V8 (3UR-FE) / 3.5L V6 Twin-Turbo Hybrid (V35A-FTS + Electric Motor) engines with Denso TCCS EFI (5VZ) / Denso VVT-i EFI (2UZ/1GR/1UR) / Denso Dual VVT-i EFI (3UR-FE) / Denso D-4ST Twin-Turbo + HV ECU (V35A-FTS) engine management. Our certified automotive locksmiths have the tools and expertise to cut, program, and replace keys for every Toyota Tundra generation.

Toyota Tundra Technical Specifications

Year Range: 2000-2025
Engine: 3.4L V6 (5VZ-FE) / 4.0L V6 (1GR-FE) / 4.6L V8 (1UR-FE) / 4.7L V8 (2UZ-FE) / 5.7L V8 (3UR-FE) / 3.5L V6 Twin-Turbo Hybrid (V35A-FTS + Electric Motor)
Fuel: Petrol / Hybrid
ECU: Denso TCCS EFI (5VZ) / Denso VVT-i EFI (2UZ/1GR/1UR) / Denso Dual VVT-i EFI (3UR-FE) / Denso D-4ST Twin-Turbo + HV ECU (V35A-FTS)
Immobilizer: Engine Immobilizer System (4D-67 2005-2010 / G-chip DST80 2010-2017 / H-chip AES 128-bit 2018+ / DST-AES BA 2022+)
Key Type: Transponder Key TOY43 (2000-2009) / Smart Key Fob with Emergency Blade (2010+)
Key Blank: TOY43 (ILCO: TOY44D-PT / TOY44G-PT / TOY44H-PT)
Transponder: Texas Crypto 4D-67 (2005-2010) / G-chip DST80 (2010-2017) / H-chip AES 128-bit (2018+) / DST-AES BA (2022+)
Start Method: Traditional Key (2000-2009) / Smart Key Push-Button Start (2010+)

Toyota Tundra Key & Fob Services

Toyota Tundra ECU & Module Services

S.A. Locksmith & Security offers ECU and immobilizer module services for the Toyota Tundra. This model uses Denso TCCS EFI (5VZ) / Denso VVT-i EFI (2UZ/1GR/1UR) / Denso Dual VVT-i EFI (3UR-FE) / Denso D-4ST Twin-Turbo + HV ECU (V35A-FTS) engine management with Engine Immobilizer System (4D-67 2005-2010 / G-chip DST80 2010-2017 / H-chip AES 128-bit 2018+ / DST-AES BA 2022+) security.

ECU / Immobilizer Key Reflash & Recovery: Certain Toyota model years equipped with 4C or 4D transponder chip keys may require a physical ECU/PCM reflash when all keys are lost. This procedure involves reprogramming the engine control unit’s immobilizer memory to accept new transponder keys. S.A. Locksmith & Security technicians are trained and equipped to perform Toyota ECU reflash on-site using professional diagnostic tools.

Why Choose S.A. Locksmith for Toyota Tundra Keys

S.A. Locksmith & Security is San Antonio’s trusted Toyota key specialist. We carry genuine-quality TOY43, TOY44, and smart key fob blanks in stock for immediate service. Our certified technicians use professional-grade key programming tools to handle all Toyota immobilizer generations — from early 4C transponders to the latest DST-AES 128-bit smart key systems.

We offer mobile service throughout San Antonio, so there’s no need to tow your Toyota Tundra to the dealer. We come to you — fast, reliable, and affordable.

Our No-Damage Guarantee: Unlike towing your vehicle to a dealership, our mobile locksmiths use professional-grade, non-destructive tools and techniques to service your vehicle on-site. We guarantee no damage to your vehicle during any lockout, key replacement, or programming service. With response times under 20 minutes throughout the San Antonio area and 24/7 emergency availability, we get you back on the road fast — backed by our 90-day warranty on parts and labor.

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Toyota Tundra Key Replacement FAQ

How much does a Toyota Tundra key replacement cost?

Toyota Tundra key replacement costs depend on the year and key type. Traditional transponder keys typically range from $150-$300, while smart key fobs range from $250-$500. The Texas Crypto 4D-67 (2005-2010) / G-chip DST80 (2010-2017) / H-chip AES 128-bit (2018+) / DST-AES BA (2022+) transponder system used in your Tundra determines the exact cost. Contact S.A. Locksmith & Security at (210) 348-3677 for an exact quote.

Can you program a Toyota Tundra key without the dealer?

Yes! S.A. Locksmith & Security has professional Toyota key programming equipment to handle all Tundra model years. We can program transponder keys and smart key fobs on-site without a dealer visit. Our mobile service comes to your location in San Antonio.

What type of key does my Toyota Tundra use?

The Toyota Tundra (2000-2025) uses Transponder Key TOY43 (2000-2009) / Smart Key Fob with Emergency Blade (2010+). The key blank is TOY43 with Texas Crypto 4D-67 (2005-2010) / G-chip DST80 (2010-2017) / H-chip AES 128-bit (2018+) / DST-AES BA (2022+) transponder technology. The start method is Traditional Key (2000-2009) / Smart Key Push-Button Start (2010+).

Do you handle Toyota Tundra all-keys-lost situations?

Absolutely. We specialize in all-keys-lost situations for the Toyota Tundra. Using professional diagnostic tools, we can read the immobilizer data, cut a new key, and program it from scratch. This service is available 24/7 for emergencies.

How long does Toyota Tundra key replacement take?

Most Toyota Tundra key replacements take 30-60 minutes on-site. Traditional transponder keys are typically faster (20-30 min), while smart key fobs may take slightly longer for programming. We carry Toyota key blanks in stock for same-day service.

Request a Locksmith

S.A. Locksmith & Security is a full-service, 24/7 locksmith located in San Antonio serving the greater SA area. No project is too big or too small.

📞 (210) 348-3677

We Accept All Major Credit Cards

Note: Pricing and availability may vary. Smart key programming requires professional equipment. Some services may require vehicle VIN verification. All work is backed by our 90-day warranty on parts and labor and manufacturer warranty on hardware. S.A. Locksmith & Security — Licensed (LIC# B18010), Insured, BBB Accredited (A+ Rating). 11401 West Ave, San Antonio, TX 78213. All brand names, logos, and trademarks are the property of their respective owners. S.A. Locksmith & Security is an independent locksmith service provider and is not affiliated with any automobile manufacturer or dealership. 10% Military & Veteran Discount — show valid military ID at time of service.

Need Toyota Tundra Key Replacement in San Antonio?

S.A. Locksmith & Security provides professional Toyota Tundra key replacement, transponder programming, smart key service, and emergency lockout. Fast, reliable, affordable — we come to you.