View Poll Results: So what is causing my black, sooty exhaust.
Bad MAP
1
20.00%
Bad Upstream O2
0
0%
Both
3
60.00%
Neither (Something else)
1
20.00%
Voters: 5. You may not vote on this poll
Sooty exhaust...
#1
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Year: 1992, 2- 1998 (All 3, 4 Doors)
Model: Cherokee
Engine: 4.0L in all
Sooty exhaust...
Ok, so I think I have a bad MAP and maybe another upstream O2 going south.
I think this is causing a sooty, black exhaust. Agree? Yes or no...
I think this is causing a sooty, black exhaust. Agree? Yes or no...
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