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Old 12-21-2008, 09:47 PM
1994 c220 110k km
Join Date: Feb 2008
Location: montreal
Posts: 20
1994 c220 oxygen sensor

my check engine lit on so i went to the mechanic. After scanning with the machine, this is what appeared on the paper,
code 32:
stored O2 sensor
heater cafter\
downstream of
Cat. conv.
heating current (amp) too small?

what does all of that means?
please help.

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Old 12-22-2008, 08:10 AM
Join Date: Mar 1999
Location: Tucker, Ga USA
Posts: 12,153
OF course that didn't set the check engine lamp!
ON that car an ODB2 code will set the MIL. Like P0 136.

That code from the fuel computer means that the heater circuit of the rear O2 sensor is drawing too much OR too little current from the computer.
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Old 12-31-2008, 09:59 PM
1994 c220 110k km
Join Date: Feb 2008
Location: montreal
Posts: 20
thanks mb doc

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