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Home >> Subaru >> 2017 >> Outback 3.6R Limited >> Repair and Diagnosis >> Engine Performance >> Engine Ignition System (H6DO) >> Spark Plug >> Installation >> LH Side
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LH Side

  1. Install the spark plugs using a spark plug socket.

    Tightening torque: 

    21 N.m (2.1 kgf-m, 15.5 ft-lb) 

    Fig 1: Installing Spark Plugs Using Spark Plug Socket (1 Of 2)
    G10264260Courtesy of SUBARU OF AMERICA, INC.
    Fig 2: Installing Spark Plugs Using Spark Plug Socket (2 Of 2)
    G11586348Courtesy of SUBARU OF AMERICA, INC.
  2. Install the ignition coil.
    NOTE: Turn the #6 ignition coil to install it.
  3. Connect the connector (B) to the ignition coil.
  4. Install the engine harness stay (A).

    Tightening torque: 

    T1: 6.4 N.m (0.7 kgf-m, 4.7 ft-lb) 

    T2: 16 N.m (1.6 kgf-m, 11.8 ft-lb) 

    Fig 3: Installing Engine Harness Stay
    G10264267Courtesy of SUBARU OF AMERICA, INC.
  5. Install the battery. <Ref. to INSTALLATION , Battery.>
  6. Install the collector cover.