Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Subaru Forester 1999-2004 Approved Subaru Forester 2004 2 - Engine Section (H4SO) Ignition Spark Plug

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Spark Plug

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                                               SPARK PLUG

2. Spark Plug                                             2. LH SIDE
A: REMOVAL                                                1) Disconnect the ground cable from battery.

All spark plugs installed on an engine, must be
of the same heat range.
                    Spark plug
              CHAMPION: RC10YC4
             NGK: BKR5E-11 (Alternate)
             NGK: BKR6E-11 (Alternate)

1. RH SIDE                                                                                      FU-00009

1) Disconnect the ground cable from battery.              2) Remove the two bolts which hold washer tank,
                                                          and then disconnect the washer motor connector.


2) Remove the resonator chamber.                   3) Disconnect the rear window glass washer hose
3) Remove the spark plug cords by pulling boot, not       from washer motor, then plug connection with a
the cord itself.                                          suitable cap.
                                                          4) Hang the washer tank away from working area.


4) Remove the spark plugs with spark plug sock-                                                  IG-00020

ets.                                                      5) Remove the spark plugs cord by pulling boot, not
                                                          the cord itself.


                                              SPARK PLUG

6) Remove the spark plugs with spark plug sock-       C: INSPECTION
ets.                                                  Check the electrodes and inner and ceramic insu-
                                                      lator of plugs, noting the type of deposits and the
                                                      degree of electrode erosion.


                                                                   (B)                 (C)

B: INSTALLATION                                                                (E)
                                                             (A)   Spark plug gap
1) Install in the reverse order of removal.
                                                             (B)   Carbon accumulation or wear
Tightening torque (Spark plug):                              (C)   Cracks
  21 N

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