There are 4 stored owner reports matching the fuel system leading-label group for the 2009 Porsche Cayenne in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 4 of 4 matching reports.
Open the full vehicle complaint log (all categories)The contact owns a 2009 Porsche Cayenne. The contact stated that there was an abnormal fuel odor inside the vehicle. The contact stated there was visible damage to the fuel tank flange, and there was a leak coming from the fuel tank. The contact stated that the OBD port provided a code and that the fuel was too lean, causing the RPM to fluctuate. The vehicle was taken to an independent mechanic for throttle body repair, but the failure persisted. A dealer was not contacted. The manufacturer was not notified of the failure. The failure mileage was 157,000.
Fuel leaking from fuel tank
Very strong gas smell at driver side rear tire area.
TL* THE CONTACT OWNS A 2009 PORSCHE CAYENNE. THE CONTACT STATED THAT THERE WAS AN ABNORMAL FUEL ODOR INSIDE OF THE VEHICLE EMANATING FROM THE DRIVER'S SIDE REAR OF THE VEHICLE. THE VEHICLE WAS NOT TAKEN TO BE DIAGNOSED NOR REPAIRED. A DEALER WAS NOT CONTACTED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND SUGGESTED THE CONTACT HAVE THE VEHICLE TAKEN TO AN AUTHORIZED DEALER TO BE DIAGNOSED AND REPAIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 190,000.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.