Thread: 1999 C280 Oxygen Sensor Locations
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Old 10-18-2004, 05:49 PM
manny manny is offline
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Join Date: Feb 2003
Location: Ontario, Canada
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NORMALLY bank # 1 is the one with # 1 cylinder.
And yes, # 1 is the pre-cat O2 sensor, and # 2 the post cat sensor.
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