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Re: P0401, Secondary Air Injection Pump Posted by adl6009 [Email] (#2526) [Profile/Gallery] (more from adl6009) on Mon, 8 Dec 2014 07:59:06 In Reply to: P0401, Secondary Air Injection Pump, tkell [Profile/Gallery] , Sun, 7 Dec 2014 15:22:57 Members do not see ads below this line. - Help Keep This Site Online - Signup |
As I understand it this pump only runs for a short time on engine start up. It has to do with cleaning the exhaust until the catalytic converter warms up.
posted by 96.246.29...
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