2005 Subaru Legacy Owner's Manual - Page 143

Keys and doors transmitters (up to four can be programmed), you should re-program all of your transmitters for security reasons. It is recommended that you have your dealer program all of your transmitters into your system. ! Programming the transmitters The keyless entry system is equipped with a special code learning feature that allows you to program new transmitter codes into the system or to delete old ones. The system can learn up to four unique transmitter codes. The four transmitter codes may be the same or different. Programming transmitter codes into system: UB2224BA Transmitter circuit board UB2223BA Bag containing transmitter To register a new transmitter with the keyless entry system, it is necessary to program the transmitter's code (identification number) into the system. A label showing the code is affixed to the bag containing the transmitter, and another is affixed to the circuit board inside the transmitter. If there is no bag, open the transmitter case and make a note of the eight-digit number. Program the number into the system in accordance with the following procedure: 1. Firmly close the doors and the rear gate or trunk lid. 2. Open the driver's door, sit on the driver's seat, and close the door. 2-18