2003 PORSCHE 911 CARRERA service schedule

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Page 46 of 263

PORSCHE 911 CARRERA 2003 4.G Owners Manual 
RolloverProtectionSystem
TheRolloverProtectionSystemonthe
Cabrioletconsistsoftwosupplementalsafety
barsthattogetherwiththefrontwindshield
framehelptocreateoccupantsurvivalspacein
caseofrollover.Becau

Page 183 of 263

PORSCHE 911 CARRERA 2003 4.G Owners Manual 
AirFilter
Adirtyairfilternotonlyreducesengineperfor-
mance,butcanleadtoprematureenginewear.
Regularfilterreplacementispartoftheroutine
maintenanceservice.
t>Industyconditions,checkthefilterelement
mo