Bulb Replacement

Turn the back of the bulbs (1) counterclockwise about 1/4 turn to unlock them.
Pull the old bulbs from the clock (2).
Install the new bulbs and turn them clockwise about 1/4 turn to lock them in place.
Clock bulbs : 12V-1.12W (BLUE CAP) x 2

Fig 1: View Of Bulb
Courtesy of NISSAN MOTOR CO., U.S.A.