2013 Nissan Altima Owner's Manual - Page 356

BATTERY REPLACEMENT CAUTION Be careful not to allow children to swallow the battery or removed parts. NISSAN INTELLIGENT KEYா Replace the battery in the Intelligent Key as follows: 1. Remove the mechanical key from the Intelligent Key. A into the slit ᭺ B 2. Insert a small screwdriver ᭺ of the corner and twist it to separate the upper part from the lower part. Use a cloth to protect the casing. WDI0568 C ᭺ D. 4. Close the lid securely as illustrated ᭺ 3. Replace the battery with a new one. Recommended battery: CR2032 or equivalent. ● Do not touch the internal circuit and electric terminals as doing so could cause a malfunction. ● Hold the battery by the edges. Holding the battery across the contact points will seriously deplete the storage capacity. ● Make sure that the + side faces the bottom of the case. LDI2001 5. Operate the buttons to check the operation. See a NISSAN dealer if you need assistance for replacement. Maintenance and do-it-yourself 8-25