2012 Toyota Sienna
Key Replacement - Save vs Dealer in San Diego
BSIS Licensed | NASTF Certified

Not all locksmiths are created equal. EZ Car Keyz is BBB A+ rated, fully licensed and insured, and trusted by thousands of customers across the area. Your vehicle is in good hands.

Licensed and insured, plus savings
2012 Toyota Sienna
Key Options
Dealer-grade key for a fair, honest price
Certified Mobile vs Dealer Service
See why 1,000+ customers trust us over the dealership
2012 Toyota Sienna Smart Key Replacement - Fast, Affordable & Professional
When a 2012 Toyota Sienna key is done wrong, the car fights it. The engine cranks but cuts after two seconds. The remote locks but will not unlock. The push-to-start works for a few days then randomly shows "key not detected." Or the immobilizer silently rejects the key after a couple of drive cycles and you are stranded with no warning.
A woman at the laundromat in San Ysidro had a key from another locksmith that started failing after about 10 days. Her Sienna would start fine in the morning but by evening the push-to-start would not respond. She thought the car had a wiring issue.
The other locksmith had used the wrong chip generation. Toyota's immobilizer is specific about which chip type it accepts. A 4D chip in a car that expects a G-chip will sometimes pass the initial registration but fail the deeper verification Toyota runs over multiple start cycles. I used my VVDI2 to read the bad key's chip and confirmed it was wrong. I programmed a new fob with the correct chip matched to her FCC ID HYQ14ADR, and replaced the weak CR2032 battery that was adding to the detection failures.
The replacement has been working for months and cost her $224. The dealer would have charged $403. The difference between a key that works and one that works for a week is the chip. I match the correct generation for every Toyota because redoing a job is bad for everyone.
Save vs the Dealer on Your Toyota Sienna Key
Get your key for hundreds less than the dealer. Same quality, same result, better price.
Toyota Sienna Rapid Response, Done Right
Rapid response in the field
Trusted by 1,000+ Toyota Drivers
Rated 5.0 on Google and Yelp
“Quick, affordable, and professional service. Marco made a new key for my motorcycle after I lost it and had me back on the road fast. Clean work, great price, and super friendly.”
“I needed a car key replacement in Hillcrest and EZ Car Keyz helped me immediately. The technician programmed a new smart key right next to my car and tested every function before leaving. Fast, friendly, and very professional.”
“The dealership quoted me $600 for a new Honda key. EZ Car Keyz did it for $225, same day, cut and programmed at my house. Works perfectly. Everyone should know this is an option.”
Toyota Sienna Key Service Areas
Certified service across the region

Don’t see your city? Call us - we likely cover your area too!











