Download 2011 Mercury Mariner Hybrid Owner Manual – Instrument Cluster Service engine soon: The service engine soon indicator light illuminates when the ignition is first turned to the on position to check the bulb and to indicate whether the vehicle is ready for inspection/maintenance (I/M) testing. Locks and Security KEYS Your vehicle is equipped with two Integrated Keyhead Transmitters (IKTs). The key blade functions as a programmed key which starts the vehicle and unlocks/locks all the doors. The transmitter portion functions as the remote entry transmitter. Seating and Safety Restraints FRONT SEATS WARNING: Reclining the seatback can cause an occupant to slide under the seat’s safety belt, resulting in severe personal injuries in the event of a collision. Maintenance and Specifications SERVICE RECOMMENDATIONS To help you service your vehicle, we provide scheduled maintenance information which makes tracking routine service easy. If your vehicle requires professional service, your authorized dealer can provide the necessary parts and service. Check your Warranty Guide to find out which parts and services are covered. Scheduled Maintenance Guide Why maintain your vehicle? This guide describes the scheduled maintenance required for your vehicle.