VIDEO ON HOW TO CHECK OXYGEN SENSOR TO SEE IF IT'S BAD LS.
1998 Mercury Mystique
March, 28, 2012 AT 4:36 PM
I have a code reading P1131 bank 1, I think this is o2 sensor before the cat? If I'm wright, what's the best way to get to it, and when there, can I check with ohm meter, continuity, or what? What's the reading #s? Is there a video on this, I could use a show and tell, if available?