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Re: VW Passat 2.8 V6/5v 2001. Secondary Air inj' fault? Archived Message Posted by Dave Harney on October 7, 2008, 2:35 pm, in reply to "Re: VW Passat 2.8 V6/5v 2001. Secondary Air inj' fault?" HI Steve, Also check the operation of pre cat 02 sensor, heater part specifically ! as I understand two of the prerequisites for secondary air operation apart from engine temp are open loop and heater working on 02. Regards Dave Message Thread: VW Passat 2.8 V6/5v 2001. Secondary Air inj' fault? - Steve Gittins October 7, 2008, 11:35 am Re: VW Passat 2.8 V6/5v 2001. Secondary Air inj' fault? - Peter Cooper October 7, 2008, 1:20 pm Re: VW Passat 2.8 V6/5v 2001. Secondary Air inj' fault? - Dave Harney October 7, 2008, 2:35 pm Re: VW Passat 2.8 V6/5v 2001. Secondary Air inj' fault? - Pete Mutlow October 7, 2008, 9:05 pm Re: VW Passat 2.8 V6/5v 2001. Secondary Air inj' fault? - Steve Norman October 7, 2008, 9:54 pm Fixed, VW Passat 2.8 V6/5v 2001. Secondary Air inj' fault? - Steve Gittins. October 8, 2008, 9:42 am

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