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Old 06-12-2008, 09:50 PM
Ethan Ethan is offline
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Join Date: Feb 2002
Location: east coast
Posts: 1,255
W202, Obd P0133, P0136

On my 1998m 110K miles, C230, CEL went on & I got codes -
P0133 O2 Sensor malfunction slow response bank1 sensor1
P0136 02 Sensor Circuit malfunction bank 1 sensor 2


should I first change out the original oxygen sensor to see what happens?


Scott
baltimore
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