I'm wondering how to
a.Measure exhaust temp before the cat and
b. Read fuel trim.

and how to read or determine if 02 sensor is bad
on 2002 C230.

Thanks!

I have OBDII reader with live data.

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2002 C230 Sport Coupe- Orion Blue
ASP Pulley-Supersprint Header-Remus Muffler-
Magnaflow Cat.
TIEN SS Coilovers-
AMG Sways, Wheels, BBK
Tinted windows and tails...

BUMP!

__________________
2002 C230 Sport Coupe- Orion Blue
ASP Pulley-Supersprint Header-Remus Muffler-
Magnaflow Cat.
TIEN SS Coilovers-
AMG Sways, Wheels, BBK
Tinted windows and tails...