help help!!!!! engine code 67

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Nov 7, 2005 | 08:59 PM

gamblezhang

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help help!!!!! engine code 67

Catalyst system Efficiency Below Threshold malfunctioning or defective catalyst system...what should i need to replace? thx thx

Nov 8, 2005 | 02:48 AM

soundbomber

Honda-Tech Member

Joined: Jun 2002

Posts: 14,946

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From: ow my knee, CA

Re: help help!!!!! engine code 67 (gamblezhang)

do you have a stock cat? you either get a new one or it might reset itself, but yeah, get a new cat if all else fails

Nov 8, 2005 | 10:32 PM

gamblezhang

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Re: help help!!!!! engine code 67 (soundbomber)

i got a stock one...so..can i buy a used one? i saw one from a 99 prelude with 77k miles.

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