Ford Focus, Mondeo, Smax and Cmax keys use a 2032 battery and eventually you'll need to change the key fob battery. If you know how, this is very easy.You ca *The FordPass App, compatible with select smartphone platforms, is available through a free download. Message and data rates may apply. ** FordPass Connect (optional on select vehicles), the FordPass App, and Complimentary Connected Services are required for remote features (see FordPass Terms for details). The Ford key fob is a great convenience, but it can also be a source of frustration when it doesn’t work properly. If your Ford key fob isn’t working after y If your Ford C-Max keyless entry system is not working, you should first check the battery. The key fob for your C-Max uses a small battery, and if this battery dies, the keyless entry system will not work. You can usually tell if the battery is dead if the critical fob feels unusually light. If the battery is dead, simply replacing it should Access Spare Tire - Locate and remove the spare tire. 4. Pre-Jack List - Things to do before jacking up vehicle. 5. Position Jack - Assemble components and position jack. 6. Raise Vehicle - Use the jack to safely raise the vehicle. 7. Replace Jack - Secure jack kit components back in place. Rated 5.00 out of 5. C-Max. 2013-2018 Ford C-Max Energi 5-Button Smart Key Fob Remote Start Rear Hatch (FCC: M3N5WY8609, P/N: 164-R7995) What To Do: Make sure that what you have in your pocket is your 1A key and not the backup key. Radio frequencies can cause interference, like from your cellphone or iPad. If this is the case, move the key fob closer to the push button to see if the frequency is recognized. If not, place the key in the center console and let the car "read" your key. Want to join us on our Car Key Man Blog?Here's the link .

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