hmmm, odd....I have an '88 cabby, and I don't have an "EXH" light.
If I were a betting man, I would test the O2 sensor. If the sensor checks out OK, I'd check the air/fuel mixture.
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'88 Cabriolet, using EP Slick 20w50 partial synthetic Snake Oil...just as Rommel intended.
Deny Everything; Admit Nothing; and Always Make Counter-accusations
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