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D: ADJUSTMENT

S181003A01

Clean spark plugs in a sand blast type cleaner.
Avoid excessive blasting. Clean and remove car-
bon or oxide deposits, but do not wear away por-
celain.
If deposits are too stubborn, replace plugs.
After cleaning spark plugs, recondition firing sur-
face of electrodes with file. Then correct the spark
plug gap using a gap gauge.

Spark plug gap: L

0.7 — 0.8 mm (0.028 — 0.031 in)

S6M0412A

NOTE:
Replace with new spark plug if this area is worn to
“ball” shape.

IG(DOHC TURBO)-7

SPARK PLUG

Ignition

Summary of Contents for 2001 Forester

Page 1: ...erienced mechanics Please peruse and utilize this manual fully to ensure complete repair work for satisfying our customers by keeping their vehicle in optimum condition When replacement of parts durin...

Page 2: ...IGNITION IG DOHC TURBO Page 1 General Description 2 2 Spark Plug 4 3 Ignition Coil and Ignitor Assembly 8...

Page 3: ...S181001E49 Item Designation Ignition coil and ignitor assembly Model FK0140 Manufacturer DIAMOND Spark plug Type and manufacturer PFR6G NGK Thread size mm 14 P 1 25 Spark gap mm in 0 7 0 8 0 028 0 03...

Page 4: ...ts in order and pro tect them from dust or dirt Before removal installation or disassembly be sure to clarify the failure Avoid unnecessary removal installation disassembly and replace ment Be careful...

Page 5: ...C TURBO 7 REMOVAL Air Cleaner 3 Disconnect connector from ignition coil EN0854 4 Remove ignition coil EN0855 5 Remove spark plugs with the spark plug socket EN0856 2 LH SIDE S181003A1802 1 Disconnect...

Page 6: ...ould be only applied to new spark plugs without oil on their threads In case their threads are lubricated the torque should be reduced by approximately 1 3 of the specified torque in order to avoid ov...

Page 7: ...ture dirty air cleaner etc It is advisable to replace with plugs having hotter heat range G6M0088 3 Oil fouled Wet black deposits show excessive oil entrance into combustion chamber through worn rings...

Page 8: ...wear away por celain If deposits are too stubborn replace plugs After cleaning spark plugs recondition firing sur face of electrodes with file Then correct the spark plug gap using a gap gauge Spark...

Page 9: ...Install in the reverse order of removal Tightening torque 16 N m 1 63 kgf m 11 8 ft lb C INSPECTION S181015A10 Because ignition coil is a direct ignition type the resistance cannot be measured in a s...

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