2010 Hyundai Azera Owner's Manual - Page 87

1FEATURES OF YOUR HYUNDAI 74 B290A03A-AAT ENGINE COOLANT TEMPERATURE GAUGE Conventional Type The normal range is approximately in the middle between "H" and "C". If it moves across the dial to "H" (HOT), pull over and stop as soon as possible and turn off the engine. Then open the hood and, after the engine has cooled, check the coolant level (See "If the engine overheats" on the page 3-4.) and the water pump drive belt. If you suspect cooling system trouble, have your cooling system checked by a Hyundai dealer as soon as possible. B330A03A-AAT TACHOMETER Conventional Type Super - Vision Type OTG048839 Super - Vision Type B290A02TG ! WARNING: Never remove the radiator cap when the engine is hot. The engine coolant is under pressure and could erupt and cause severe burns. Wait until the engine is cool before adding coolant to the reservoir. OTG048813 The tachometer registers the speed of your engine in revolutions per minute (rpm).