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ce light error mess - 16805-warm up catalyst efficiency below threshold (bank 1) I got this code...

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Old 10-08-2001, 11:45 AM
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Default ce light error mess - 16805-warm up catalyst efficiency below threshold (bank 1) I got this code...

twice and was told not to worry about it. She runs strong but no one can tell me why this is happening. Any ideas?
Old 10-08-2001, 11:53 AM
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I'd guess one of the 2 O2 sensors or heaters are fubar-ed on bank 1
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