2010 Subaru Forester Owner's Manual - Page 316
2010 Subaru Forester Manual
Page 316 highlights
11-18 Maintenance and service Spark plugs & Recommended spark plugs Non-turbo models: FR5AP-11 (NGK) Turbo models: SILFR6A (NGK) Drive belts It may be difficult to replace the spark plugs. It is recommended that you have the spark plugs replaced by your SUBARU dealer. The spark plugs should be replaced according to the maintenance schedule in the "Warranty and Maintenance Booklet". 1) 2) 3) 4) 5) 6) A) Power steering oil pump pulley Front side belt Alternator pulley Air conditioner compressor pulley Rear side belt Crank pulley 22 lbf (98 N, 10 kgf) CAUTION The front side belt, which runs in conjunction with the following components, must be used within the specified deflection. . Power steering oil pump pulley . Alternator pulley . Crank pulley CAUTION . When disconnecting the spark plug cables, always grasp the spark plug cap, not the cables. . Make sure the cables are replaced in the correct order.