Problems owners report
Complaints filed with NHTSA about the 2018 Porsche Cayenne, by the system named in each complaint. One complaint can name several.
- Electrical system3
- Engine3
- Unknown or other3
- Air bags2
- Fuel/propulsion system2
- Visibility/wiper1
- Power train1
- Exterior lighting1
- Tires1
- Forward collision avoidance1
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 0 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
New York safety inspections
At its first New York inspection the 2018 Porsche Cayenne failed the safety check 0.63% of the time — 62% less often than the average 2018 passenger car (1.65%). Median odometer at inspection: 48,641 miles.
NY DMV Vehicle Inspections (vezn-fmmk), initial inspections since Aug 2021 · how we count
Registered new in Europe in 2018
5,597 new Porsche Cayenne cars were registered in the EU, Norway and Iceland in 2018; the largest markets were the United Kingdom (2,235), Germany (1,407), Italy (462).
- Average mass
- 2,107 kg
- Average CO₂
- 294 g/km (WLTP)
- Average power
- 253 kW
- Fuel type recorded
- Petrol 83% · Diesel 11% · Petrol/electric 6.4%
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
Engines
The most common engines in 2018 Porsche Cayenne cars on Dutch roads are the 3.0 hybrid (250 kW, 335 hp), 3.0 petrol (250 kW, 335 hp) and 2.9 petrol (324 kW, 434 hp), out of 4 versions with at least 20 cars.
| Engine | Power | Cars |
|---|---|---|
| 3.0 hybrid | 250 kW 335 hp | 227 |
| 3.0 petrol | 250 kW 335 hp | 146 |
| 2.9 petrol | 324 kW 434 hp | 132 |
| 4.0 petrol | 404 kW 542 hp | 82 |
RDW Open Data (CC0): registered passenger cars and their fuel data · engine size rounded to 0.1 litre, net maximum power · versions with at least 20 cars
In the Netherlands
599 first registered in 2018 are on Dutch roads; 56% arrived later as imports. Median list price when new: €138,683.
Most common APK defects
- Bandenspanning niet op juiste waarde211
- Dimlicht onjuist afgesteld83
- Band beschadigd51
- Band(en) aanwezig met een profieldiepte van 1,6 t/m 2,5 mm48
- Band onvoldoende profiel35
- Mechanische delen van het remsysteem vertonen slijtage24
- Ruitenwisserinstallatie geeft onvoldoende zicht14
- Band vertoont uitstulping(en)8
Colours
RDW Open Data: registered vehicles and APK defects (CC0) · defect descriptions in the RDW's Dutch wording
In the United Kingdom
1,748 cars built in 2018 were licensed for the road at the end of 2025, and 174 more were declared off the road (SORN).
Department for Transport and DVLA, vehicle licensing statistics (table VEH0124, year of manufacture) · Open Government Licence v3.0
MOT test results in Great Britain
In 2023, 1,837 of these cars first registered in 2018 took their annual MOT test. 90% passed first time; among all cars first registered in 2018 the figure was 84%.
| Failed on | These cars | All cars from 2018 |
|---|---|---|
| Tyres | 4.5% | 5.2% |
| Lamps, reflectors and electrical equipment | 1.3% | 4.0% |
| Suspension | 1.3% | 1.6% |
| Visibility | 1.1% | 3.6% |
| Brakes | 1.0% | 2.9% |
| Noise, emissions and leaks | 0.9% | 1.0% |
DVSA anonymised MOT tests and results, 2023 (Department for Transport) · Open Government Licence v3.0 · first tests only; a fix made at the test station within the hour still counts as a fail
In New Zealand
127 2018 cars are on the New Zealand register; 24% arrived as used imports, 75% were sold new in New Zealand.
NZ Transport Agency Waka Kotahi, Motor Vehicle Register (March 2026) · 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 |
|---|---|---|
| 2018 Porsche Cayenne 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 2 variants: combined 11.5–12.1 L/100 km (about 19–20 mpg US), CO₂ 268–281 g/km.
| Variant | City | Highway | Combined |
|---|---|---|---|
| Cayenne · Sport utility vehicle: Standard · Premium gasoline | 12.9 | 9.7 | 11.5 |
| Cayenne Platinum · Sport utility vehicle: Standard · Premium gasoline | 13.6 | 10.2 | 12.1 |
Litres per 100 km. Natural Resources Canada, Fuel consumption ratings (open.canada.ca) · Open Government Licence – Canada
Recalls in Canada
3 Transport Canada recalls for the 2018 Porsche Cayenne.
| 2026301 17 Jun 2026 | Other Issue: On certain vehicles, the immobilizer system may not meet certain requirements of Canadian regulations. Safety Risk: This small error does not affe… |
| 2022487 31 Aug 2022 | Lights And Instruments Issue: On certain vehicles, covers were not installed over the horizontal headlamp adjusters. As a result, the headlamps may be adjusted horizontally. Canadia… |
| 2019192 18 Apr 2019 | Label Issue: Certain wheels were made without a marking that is required by Canadian regulations. Safety Risk: This small error does not affect safety. Co… |
Transport Canada Vehicle Recalls Database · Contains information licensed under the Open Government Licence – Canada
Recalls
Porsche Cars North America, Inc. (Porsche) is recalling certain 2017 Porsche Cayenne Turbo S, Cayenne Turbo, Cayenne Plug-in Hybrid, Cayenne GTS, Cayenne Plug-in Hybrid Platinum Edition, Macan Turbo and Macan GTS vehicles, 2017-2018 Cayenne S, Macan, Cayenne Platinum Edition and Macan S vehicles and 2018 Cayenne vehicles equipped with the optional ski bag. The ski bag fastening strap may have been sewn with incorrect thread, possibly resulting in the strap seams tearing and the ski bag being unsecured in the event of a crash.
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 2018 Porsche Cayenne: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 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. |
| 11009889 | Special tools and equipment information for the thatcham master wheel lock key set. All Porsche 2024 & UP equipped with Thatcham locks |
| 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 |
| 11008666 | Manufacturers certificate with an overview on approved Porsche A40 engine oils. See attached for list of affected vehicles. |
| 11008662 | Manufacturers certificate with an overview on approved Porsche C40 engine oils. See attached for list of affected vehicles. |
| 11008661 | Manufacturers certificate with an overview on approved Porsche C30 engine oils. See attached for list of affected vehicles. All MY04-20 |
| 11008660 | 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 |
| 11008603 | Parts information for parts withdrawal involving the windscreen. The cars involved are cars that use the part numbers 992845011Q, 992845011AN, 992845011S, 992845011AM, 992845011BL, 992845011DB, 992845047DY, 992845047FY |
| 11008598 | Technical information on replacement of thermostat housing for the Cayenne |
NHTSA manufacturer communications (public domain)
NHTSA investigations
Desiccated Air Bag Inflator Rupture
NHTSA Office of Defects Investigation