Subaru Coupes/Sedans/Wagons 1985-1996 Repair Guide

Spark Plug Ignition Coil

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REMOVAL & INSTALLATION



See Figures 1 and 2

Click image to see an enlarged view

Fig. Fig. 1: Cutaway view of a direct ignition system's individual ignition spark coil



Click image to see an enlarged view

Fig. Fig. 2: Use pliers to remove the ignition coil from the spark plug

Each cylinder has a separate ignition coil attached to the spark plug.

  1. Disconnect the negative battery cable.
  2.  

Depending on which coil is being removed, the air cleaner case may have to be removed for increased access space.

  1. Unfasten the coil wire harness.
  2.  
  3. Loosen the retaining bolts which secure the coil to the cylinder head. DO NOT attempt to remove these bolts. They are a part of the coil assembly.
  4.  
  5. Grasp the bolt head with a pair of pliers or equivalent and pull the coil out.
  6.  

To install:
  1. Position the coil assembly over the spark plug hole, and push into place making sure the coil attached to the spark plug. Hand tighten the bolts.
  2.  
  3. Fasten the coil wire harness.
  4.  
  5. Tighten the coil retaining bolts to 13-15 ft. lbs. (17-20 Nm).
  6.  
  7. Connect the negative battery cable.
  8.  

 
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