2023 Acura MDX
Key Replacement Right Where You Need It in Santa Barbara County
Mobile Service | No Dealer Trip Needed

With over 1,000 verified Google reviews and every major industry certification, EZ Car Keyz is the locksmith trusted by families, businesses, and fleet managers throughout the area.

Stay home, save money, get keys
2023 Acura MDX
Key Options
No dealer appointment, no towing, no hassle
Acura MDX Speed Comparison
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2023 Acura MDX Smart key Replacement - Fast, Affordable & Professional
A member over in Montecito Country Club dropped me a pin right on his driveway. His 2023 Acura MDX would not unlock on proximity and the dash flashed “Keyless Access System Problem.”
He had already swapped the CR2032. Still nothing. The buttons worked sometimes, but walking up and grabbing the handle did nothing. He was using the emergency insert like it was 2005.
First thing I checked was the fob itself. FCC ID KR5BTP. Five buttons. The board was marked with a Continental A3C reference, which is normal for these. I verified it matched the correct MDX part family. On this generation, most are 72147-TYA-C01 or C11, not the 3S5 prefix that shows up on Integra listings. Wrong part number will not register.
Before programming anything, I backed up the immobilizer data through the OBD port. These run a HITAG-AES system, so no DIY button tricks. Registration is done through the proper security login.
I cleaned the hidden key cylinder on the driver handle while I was there. Packed dirt can make it feel seized.
New fob registered. Proximity unlock, lock button on the handle, remote start, tailgate, panic. Then the real test. Foot on brake, push button start. Fired right up in the same driveway it had been sitting in all morning.
He did not need a tow. Just the right key, programmed on site, for way less hassle than booking a dealer visit.
Mobile Acura MDX Key Replacement
Mobile service means you don't rearrange your day. We fit your schedule.
See Our Acura MDX Expertise Up Close
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Real Reviews From Real Driveways
Customers who never left their driveway
“Locked out on a weekend night and everyone else wanted $300+. EZ Car Keyz sent Roman late at night for much less. He worked for over an hour and did not give up until the door opened. They even made a new key on the spot.”
“My son had an issue opening the driver door on his Honda Civic. I called on New Year's Day and expected a nightmare, but they arrived quickly and fixed the problem in about half an hour.”
“I called EZ Car Keyz to unlock my truck, make a key, and sync a new key fob. They were at my location within minutes and handled everything fast and friendly. Prices were great and the service was excellent.”
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