Compared with other years
NHTSA ODI complaints by model year
Registered new in Europe in 2021
326 new Porsche Cayenne S cars were registered in the EU, Norway and Iceland in 2021; the largest markets were Germany (165), Italy (29), Spain (18).
- Average mass
- 2,111 kg
- Average CO₂
- 272 g/km (WLTP)
- Average power
- 324 kW
- Fuel type recorded
- Petrol 100%
European Environment Agency, CO₂ emissions from new passenger cars · averages weighted by registrations; CO₂ is the type-approval value; fuel type as recorded at registration, where many non-plug-in hybrids appear as petrol · re-use permitted with acknowledgement
Real-world fuel consumption
118 Porsche Cayenne S cars first registered in Europe in 2021 report their fuel use through the on-board meter. Petrol versions use 12.9 l/100 km on the road against 11.9 in the WLTP test (+8%).
| Fuel | Cars | On the road | WLTP | Difference |
|---|---|---|---|---|
| Petrol | 118 | 12.9 | 11.9 | +8% |
Litres per 100 km from the cars' own fuel meters (OBFCM), collected in 2024; the year is the year of first registration. All years together · European Environment Agency · CC BY 4.0
Crash-test ratings
NHTSA 5-star results for 1 variant; not yet fully rated. Rollover risk is the estimated chance of rolling over in a single-vehicle crash.
| Variant | Overall | Rollover risk |
|---|---|---|
| 2021 Porsche Cayenne S SUV AWD | — | 0.0 % |
- Electronic stability control
- Standard
- Forward collision warning
- No
- Lane departure warning
- No
- Best overall rating
- —
NHTSA New Car Assessment Program (5-Star Safety Ratings), api.nhtsa.gov · US federal work, public domain
Fuel consumption
Official Canadian test results for 1 variant: combined 11.9 L/100 km (about 20 mpg US), CO₂ 278 g/km.
| Variant | City | Highway | Combined |
|---|---|---|---|
| Cayenne S · Sport utility vehicle: Standard · Premium gasoline | 13.1 | 10.5 | 11.9 |
Litres per 100 km. Natural Resources Canada, Fuel consumption ratings (open.canada.ca) · Open Government Licence – Canada
Recalls
Porsche Cars North America, Inc. (Porsche) is recalling certain 2021 Cayenne GTS, Cayenne GTS Coupe, 2020-2021 Cayenne Coupe, Cayenne S Coupe, Cayenne E-Hybrid Coupe vehicles. The passenger seat back heating element was not installed and may impact the calibration of the Occupant Classification System.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Porsche told its dealers about the 2021 Porsche Cayenne S: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 11011674 | Technical information for Fuel Gauge Fault Service NecessaryWarningMessage in Instrument Cluster: Re-Coding Control Unit for Rear-End Electronics |
| 11011666 | Parts information with parts withdrawal involving the hydro-mounting - 992199384F The affected vehicles are cars that use the part number mentioned. |
| 11011572 | Parts information for parts withdrawal involving the oil separator. The affected vehicles are cars that use part number 0PC115099A |
| 11011570 | Special tools and equipment information for the WiScope UV upgrade - affecting all Porsche models |
| 11011563 | Information on PIWIS tester update 43.000.020 & .021. PIWIS tester updates applies to all Porsche models that have an OBD2 port. |
| 11011561 | Information on PIWIS tester update 43.000.017. PIWIS tester updates applies to all Porsche models that have an OBD2 port. |
| 11011552 | Parts information for parts withdrawal involving the camera and control unit with the camera - PAD980551 & PAD980568C. The affected vehicles are cars that use the part numbers mentioned. |
| 11011200 | Information on PIWIS tester update 43.000.016. PIWIS tester updates applies to all Porsche models with an OBD2 port. |
| 11011195 | Information on PIWIS tester update 43.000.010, .011 & .015. PIWIS tester updates applies to all Porsche models with an OBD2 port. |
| 11009908 | Instructions on advanced technical information for the Porsche mobile charger plus supply cable initialization failure |
| 11009889 | Special tools and equipment information for the thatcham master wheel lock key set. All Porsche 2024 & UP equipped with Thatcham locks |
| 11009882 | Instructions on advanced technical information for the mobile phone inductive charger information |
| 11009877 | Information on PIWIS tester update 42.950.048 |
| 11009872 | Technical information for WPK9 - check crankcase ventilation plug connection |
| 11009862 | Special tools and equipment information for the mobile data signal strength in the workshop |
| 11008685 | Information on a air separator membrane failure |
| 11008672 | Manufacturers certificate with an overview on approved Porsche C30 engine oils. See attached for list of affected vehicles. |
| 11008669 | Manufacturers certificate with an overview on approved Porsche C20 engine oils. See attached for list of affected vehicles. |
| 11008658 | Parts information for parts withdrawal involving the windscreen. Vehicles affected are cars that use part numbers 992845011Q, 992845011AN, 992845011S, 992845011AM, 992845011BL, 992845011DB, 992845047DY, 992845047FY |
| 11008657 | Information on PIWIS tester update 42.950.040. PIWIS tester updates applies to all Porsche models that have an OBD2 port. |
| 11008637 | Information on PIWIS tester update 42.950.032. PIWIS tester updates applies to all Porsche models that have an OBD2 port. |
| 11008636 | Information on PIWIS tester update 42.950.030. PIWIS tester updates applies to all Porsche models that have an OBD2 port. |
| 11008635 | Parts information for parts withdrawal involving the booster - 7PP035223M, 7PP035223AA, 99164548000. Vehicles affected are cars that use the part numbers listed. |
| 11008624 | Information on PIWIS tester update 42.950.025 |
| 11008610 | Technical information for the installation of wire harness for roof power supply |
NHTSA manufacturer communications (public domain)