2008 Toyota 4Runner Owners Manual - Page 498

07 12.25 -Headlights Low beam (outside) CY73039 High beam (inside) CY73004 CY73040 1. Turn the bulb base counterclockwise to the front of the vehicle as shown. 2. Unplug the connector while depressing the lock release. If the connector is tight, wiggle it. 3. Install a new bulb and connector into the mounting hole and turn them clockwise to the front of the vehicle. Aiming is not necessary after replacing the bulb. When aiming adjustment is necessary, contact your Toyota dealer. 456