2011 Subaru Impreza Owner's Manual - Page 276

Starting and operating 7-13 the turn signal lights will flash 2 times to indicate Confirmation Horn Chirps are "ON". Depressing the brake pedal repeatedly will toggle the feature ON or OFF each time. 7. To exit the remote engine start transmitter and feature programming mode, turn the ignition switch to the "LOCK" position, remove the key from the ignition switch and test operation of the remote engine start transmitter(s) and horn confirmation feature. an incorrect replacement battery is used. Replace only with the same or equivalent type of battery. . Batteries should not be exposed to excessive heat such as sunshine, fire or the like. The two 3-volt lithium batteries (model CR-1220) supplied in your remote engine start transmitter should last approximately 3 years, depending on usage. When the batteries begin to weaken, you will notice a decrease in range (distance from the vehicle that your remote engine start system operates). Follow the instructions below to change the remote engine start transmitter batteries. & System maintenance ! Changing the batteries 1. Carefully pry the remote engine start transmitter halves apart using a small flathead screwdriver. CAUTION . Do not let dust, oil or water get on or in the remote engine start transmitter when replacing the battery. . Be careful not to damage the printed circuit board in the remote engine start transmitter when replacing the battery. . Be careful not to allow children to touch the battery and any removed parts; children could swallow them. . There is a danger of explosion if - CONTINUED -