2012 Jeep Grand Cherokee Owner Manual - Page 422

420 STARTING AND OPERATING Clearing A Flooded Engine (Using ENGINE START/STOP Button) If the engine fails to start after you have followed the "Normal Starting" or "Extreme Cold WeatherЉ procedures, it may be flooded. To clear any excess fuel, press and hold the brake pedal, push the accelerator pedal all the way to the floor and hold it, then press and release the ENGINE START/STOP button once. The starter motor will engage automatically, run for 10 seconds, and then disengage. Once this occurs, release the accelerator pedal and the brake pedal, wait 10 to 15 seconds, then repeat the "Normal Starting" procedure. Clearing A Flooded Engine (Using Fob With Integrated Key) If the engine fails to start after you have followed the "Normal Starting" or "Extreme Cold Weather" procedures, it may be flooded. To clear any excess fuel, push the accelerator pedal all the way to the floor and hold it. Then, turn the ignition switch to the START position and release it as soon as the starter engages. The starter motor will disengage automatically in 10 seconds. Once this occurs, release the accelerator pedal, turn the ignition switch to the LOCK position, wait 10 to 15 seconds, then repeat the "Normal Starting" procedure. CAUTION! To prevent damage to the starter, wait 10 to 15 seconds before trying again. After Starting The idle speed is controlled automatically and it will decrease as the engine warms up. ENGINE BLOCK HEATER - IF EQUIPPED The engine block heater warms the engine, and permits quicker starts in cold weather. Connect the cord to a standard 110-115 Volt AC electrical outlet with a grounded, three-wire extension cord.