2012 Honda Civic Owner's Manual - Page 256

uu Maintenance Under the Hood u Engine Coolant Engine Coolant Specified coolant: Honda Long Life Antifreeze/Coolant Type 2 This coolant is premixed with 50% antifreeze and 50% water. Do not add any straight antifreeze or water. We recommend you check the engine coolant level every time you refuel. Check the reserve tank first. If it is completely empty, also check the coolant level in the radiator. Add the engine coolant accordingly. 1 Engine Coolant NOTICE 2.4 ℓ engine models 2012 Civic Coupe QRG You will need a more concentrated coolant if you are driving in extremely cold temperature below −31 °F (−35 °C). Consult your Honda dealer for details about a suitable coolant mixture. All models ■ Reserve Tank MAX 1. Check the amount of coolant in the reserve tank. If Honda antifreeze/coolant is not available, you may use another major brand non-silicate coolant as a temporary replacement. Check that it is a high quality coolant recommended for aluminum engines. Continued use of any non-Honda coolant can result in corrosion, causing the cooling system to malfunction or fail. Have the cooling system flushed and refilled with Honda antifreeze/coolant as soon as possible. Do not add rust inhibitors or other additives to your vehicle's coolant system. They may not be compatible with the coolant or with the engine components. TOC Maintenance Reserve Tank MIN 2. If the coolant level is below the MIN mark, add the specified coolant until it reaches the MAX mark. 3. Inspect the cooling system for leaks. Index Home Continued 255