Dodge Omni/Horizon/Rampage 1978-1989 Repair Guide

Air Cleaner

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REMOVAL & INSTALLATION



1.7L Engine

The carburetor air cleaner should be replaced every 30,000 miles (50,790 km) under normal use. If the car is driven continuously in extremely dirty, dusty or sandy areas, the interval should be cut in half.

  1. Disconnect the hoses to the air cleaner. Tag them if needed for installation.
  2.  



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Fig. Fig. 1 If applicable, disconnect the large hose connection at the air cleaner



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Fig. Fig. 2 Also, disconnect any vacuum hoses attached to the air cleaner housing

  1. Remove the 2 wing nuts and unclamp the retaining clips.
  2.  



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Fig. Fig. 3 Remove any wing nuts ...



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Fig. Fig. 4 ... and clamps securing the housing cover

  1. Remove the air cleaner cover with the filter attached.
  2.  
  3. Unscrew the wing nut on the bottom of the filter element and remove the filter.
  4.  



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Fig. Fig. 5 Remove the lower wing nut to access the filter

  1. If needed, replace the PCV filter located in the air cleaner housing.
  2.  



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Fig. Fig. 6 Check the condition of the PCV filter in the air cleaner housing as well

To install:

  1. Install a new filter and replace the wing nut.
  2.  
  3. Reinstall the cover and hand-tighten the wing nuts.
  4.  
  5. Snap the retaining clips into place.
  6.  

1.6 and 2.2L Engines
  1. Remove the three wing nuts that retain the air cleaner cover.
  2.  
  3. Remove the cover and lift out the element.
  4.  



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Fig. Fig. 7 The air cleaner housing found on 1.6L engines

To install:

  1. Install the new element.
  2.  
  3. Position the cover while aligning the three hold-down clips and allowing the two carburetor and one support bracket studs to protrude through each stud hole in the cover.
  4.  



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Fig. Fig. 8 Air cleaner housing commonly found on 2.2L engines

  1. Install a wing nut on each of the carburetor studs first, and tighten them to 14 inch lbs. (2 Nm).
  2.  
  3. Install the third wing nut on the support bracket stud and tighten it to 14 inch lbs. (2 Nm).
  4.  


WARNING
It is important to follow this sequence to avoid air leaks due to air cleaner body distortion.

 
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