upstrem oxygen sensor
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Joined: Apr 2007
Posts: 6,171
Likes: 16
300E a couple 1994 w124wagon E320 Wagon/,1971MGB Track/Rally, MG Midget Autocross ,2000 E320 wagon.
there are
one on each bank of cylinders.
Replace as maint item at 100k miles so you might do both
even if only one failed
located just in front of the small primary cat just below the engine unplug unscrew(o2 socket) clean threads use proper o2 anti seize install plug in done
autohausaz.com has them
don't buy ebay fake clones
Replace as maint item at 100k miles so you might do both
even if only one failed
located just in front of the small primary cat just below the engine unplug unscrew(o2 socket) clean threads use proper o2 anti seize install plug in done
autohausaz.com has them
don't buy ebay fake clones
