NISSAN 2013 Altima Coupe - Owner's Manual - Manual (Page 348)

1. Crankshaft pulley
2. Drive belt Automatic tensioner
3. Water pump pulley
4. Alternator
5. Air conditioner
WARNING
Be sure the ignition switch is placed 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.
2. Have the belt checked regularly for condi-
tion and tension in accordance with the
maintenance
schedule found in the
“NISSAN Service and Maintenance Guide”.
REPLACING SPARK PLUGS
Platinum-tipped spark plugs
It is not necessary to replace platinum-tipped
᭺
A
spark plugs as frequently as conventional type
spark plugs because they last much longer. Fol-
low the maintenance log shown in the “NISSAN
Service and Maintenance Guide”. Do not service
platinum-tipped spark plugs by cleaning or re-
gapping.
● Always replace spark plugs with rec-
ommended or equivalent ones.
QR25DE engine
LDI2130 SDI1895
DRIVE BELT SPARK PLUGS
Maintenance and do-it-yourself 8-17