2011 Jeep Wrangler Owner Manual - Page 18

16 THINGS TO KNOW BEFORE STARTING YOUR VEHICLE NOTE: A key that has not been programmed is also considered an invalid key, even if it is cut to fit the ignition switch lock cylinder for that vehicle. During normal operation, after turning on the ignition switch, the Vehicle Security Light will turn on for three seconds for a bulb check. If the light remains on after the bulb check, it indicates that there is a problem with the electronics. In addition, if the Vehicle Security Light begins to flash after the bulb check, it indicates that someone used an invalid key to try to start the engine. Either of these conditions will result in the engine being shut off after two seconds. CAUTION! The Sentry Key௡ Immobilizer system is not compatible with some after-market remote starting systems. Use of these systems may result in vehicle starting problems and loss of security protection. All of the keys provided with your new vehicle have been programmed to the vehicle electronics. Replacement Keys NOTE: Only keys that are programmed to the vehicle electronics can be used to start and operate the vehicle. If the Vehicle Security Light turns on during normal Once a Sentry Key௡ is programmed to a vehicle, it cannot vehicle operation (vehicle running for longer than 10 sec- be programmed to any other vehicle. onds), it indicates that there is a fault in the electronics. Should this occur, have the vehicle serviced as soon as possible by an authorized dealer.