Thread: Porsche 996 911 2002 3.6 catalytic converter removal question
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Nostril Cheese Nostril Cheese is offline
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Join Date: Sep 2006
Location: Oz
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Your car should have four O2 sensors. Two pre-cat and two post-cat. Take a picture of the O2 wiring connectors. They are grey housings with red locking tabs located on each side of the engine bay.
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Old 01-02-2014, 04:21 PM
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