1996 Mercury Cougar oxygen sensors

1996 MERCURY COUGAR
214,368 MILES • V8 • 2WD • AUTOMATIC
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PCARTER3
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  • 1 POST
I have a 1996 Mercury Cougar with the 4.6l engine. The car has 4 o2 sensors; 2 upstream and 2 downstream. Are they all the same sensor or are they 2 different kinds? The ones in front appear to be longer than the ones on the back. I bought all 4 but they are all the same. Is this correct?
Feb 19, 2009 at 10:31 AM
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BMRFIXIT
  • ✓Experienced Mechanic
  • 19,053 POSTS
Some after market may look all alike
what need to check if the connector are the same as the old ones
Feb 19, 2009 at 10:47 AM
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