Where is obd1 sensor for 1994 mercury grand marquis

Asked by Feb 26, 2015 at 10:00 AM

Question type: Maintenance & Repair

2 Answers


Should be at the firewall on the driver side of the vehicle. Look for the 2 plugs.

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http://ww2.justanswer.com/uploads/molurch/2011-09-25_162533_merc.pdf //that is how to do a DTC test click image for full screen I had wrong engine up a minute ago

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