2011 Nissan Maxima Owner's Manual - Page 390

DRIVE BELT 2. Have the belt checked regularly for condition and tension in accordance with the maintenance schedule found in the "NISSAN Service and Maintenance Guide". SPARK PLUGS LDI0564 SDI1895 1. 2. 3. 4. Power steering fluid pump Generator Air conditioner compressor Crankshaft pulley WARNING REPLACING SPARK PLUGS Iridium-tipped spark plugs It is not necessary to replace iridium-tipped A spark plugs as frequently as conventional type spark plugs because they last much longer. Follow the maintenance log shown in the "NISSAN Service and Maintenance Guide". Do not service iridium-tipped spark plugs by cleaning or regapping. ● Always replace spark plugs with recommended or equivalent ones. Be sure the ignition switch is in the OFF or LOCK position before servicing drive belt. The engine could rotate unexpectedly. 1. Visually inspect the belt for signs of unusual wear, cuts, fraying or looseness. If the belt is in poor condition or is loose, have it replaced or adjusted by a NISSAN dealer. Maintenance and do-it-yourself 8-17