CEL on and NO CATS..

Discussion in '1998 - 2011 Ford Ranger' started by U LOST, May 26, 2009.

  1. U LOST

    U LOST New Member

    I recently took the cats off my 99 Ranger 4.0L. Of course the CEL came on so I installed a CEL eliminator for a Mustang that has no cats but it did not work on the rear O2. What can I do to eliminate this problem but still leave the cats off the truck. Any help would great. Thanks!!

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