2007 Jeep Compass

Ignition Coil

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Removal & Installation



Specific to:

Jeep Compass 2007-2009

Jeep Patriot 2007-2009

The electronic ignition coil attaches directly to the valve cover.

  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Disconnect the negative battery cable.
  4.  
  5. Disconnect the electrical connector from the ignition coil.
  6.  
  7. Remove the ignition coil mounting bolts.
  8.  
  9. Twist the ignition coil and then pull straight up.
  10.  
  11. Remove the ignition coil from the vehicle.

    Click image to see an enlarged view

    Fig. Twist and pull straight up to remove the ignition coil

  12.  

To install:

  1. Install the ignition coil. Tighten the bolt to 80 inch lbs. (9 Nm).
  2.  
  3. Connect the electrical connectors and lock.
  4.  
  5. Install the negative battery cable.

    Click image to see an enlarged view

    Fig. There is an ignition coil mounted on the valve cover for each spark plug-All engines

  6.  

Testing



Specific to:

Jeep Compass 2007-2009

Jeep Patriot 2007-2009

  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Use an ohmmeter to check the ignition coil resistance.
  4.  
  5. Disconnect the negative battery cable.
  6.  
  7. Remove the coil from the engine.
  8.  
  9. The primary winding resistance (across the low tension terminals) should be according the following resistance table.
  10.  
  11. The secondary winding resistance (across the spark plug lead and one of the low tension terminals) should be according the following resistance table.
  12.  
  13. Replace any coil not within specification.

    Click image to see an enlarged view

    Fig. Ignition coil resistance table

  14.  

 
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