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Home >> Jeep >> 2005 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 559 (Ignition System (Service Information)) >> Coil-Ignition >> Installation >> 5.7L V-8

5.7L V-8

WARNING: This page is about a different car, the 2005 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
  1. Using compressed air, blow out any dirt or contaminants from around top of spark plug.
  2. Before installing spark plug cables to either the spark plugs or coils, or before installing a coil to a spark plug, apply dielectric grease to inside of boots.
  3. Position ignition coil into cylinder head opening and push onto spark plug. Twist coil into position.
  4. Install 2 coil mounting bolts. Refer to torque SPECIFICATIONS  .
  5. Connect electrical connector to coil by snapping into position.
  6. Install cable to coil. To prevent ignition crossfire, spark plug cables MUST  be placed in cable tray (routing loom) into their original position. Refer to REMOVAL  for a graphic.
  7. If necessary, install throttle body air tube.
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