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P0492 Diagnostic Trouble Code Discussion for December 2009

secondary air injection insufficient flow bank 2

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Trouble Ticket Help Requests for DTC P0492
Help Request Posted
2004 Porsche Cayenne S 4.5L MIL Lamp on VIN: WP1AB29P04
P0492: secondary air injection insufficient flow bank 2. aloha fellow techs.mil light on f4 fuse good tested relay for bank 2 air inj. pump ok hoses and piping intact. checked resistance of inj. pump bank 2 1ohm . mitchele on demand mentions filters for pumps but not finding any. any input would help thanks ib advan...
December 01, 2009