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2004 Porsche Cayenne S 4.5L MIL Lamp on
Posted to European Driveability on 12/1/2009 3 Replies

aloha fellow [...] 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 advance

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car Vehicle Data

2004 Porsche Cayenne S

VIN WP1AB29P04
Engine4.5 L / 8 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursNot Applicable

Trouble Codes

P0492secondary air injection insufficient flow bank 2
Message Closed

car Vehicle Data

2004 Porsche Cayenne S

VIN WP1AB29P04
Engine4.5 L / 8 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursNot Applicable

Trouble Codes

P0492secondary air injection insufficient flow bank 2