Problems owners report
Complaints filed with NHTSA about the 2023 Porsche 718 Cayman, by the system named in each complaint. One complaint can name several.
- Power train1
- Engine1
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 2023 Porsche 718 Cayman failed the safety check 0.00% of the time — 100% less often than the average 2023 passenger car (0.69%). Median odometer at inspection: 1,949 miles.
NY DMV Vehicle Inspections (vezn-fmmk), initial inspections since Aug 2021 · how we count
Real-world fuel consumption
134 Porsche 718 Cayman cars first registered in Europe in 2023 report their fuel use through the on-board meter. Petrol versions use 11.1 l/100 km on the road against 9.0 in the WLTP test (+24%).
| Fuel | Cars | On the road | WLTP | Difference |
|---|---|---|---|---|
| Petrol | 134 | 11.1 | 9.0 | +24% |
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
In the Netherlands
45 first registered in 2023 are on Dutch roads; 20% arrived later as imports. Median list price when new: €171,135.
Colours
RDW Open Data: registered vehicles and APK defects (CC0) · defect descriptions in the RDW's Dutch wording
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 |
|---|---|---|
| 2023 Porsche 718 Cayman 2 DR RWD | — | 0.0 % |
- Electronic stability control
- Standard
- Forward collision warning
- Optional
- Lane departure warning
- Not Available
- 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 4 variants: combined 10.0–10.9 L/100 km (about 22–24 mpg US), CO₂ 233–254 g/km.
| Variant | City | Highway | Combined |
|---|---|---|---|
| 718 Cayman · Two-seater · Premium gasoline | 11.0 | 8.7 | 10.0 |
| 718 Cayman T · Two-seater · Premium gasoline | 11.2 | 8.7 | 10.1 |
| 718 Cayman T · Two-seater · Premium gasoline | 11.7 | 8.9 | 10.5 |
| 718 Cayman · Two-seater · Premium gasoline | 12.0 | 9.5 | 10.9 |
Litres per 100 km. Natural Resources Canada, Fuel consumption ratings (open.canada.ca) · Open Government Licence – Canada
Recalls in Canada
1 Transport Canada recall for the 2023 Porsche 718 Cayman.
| 2023643 5 Dec 2023 | Structure Issue: On certain Boxster GTS 4.0 and Cayman GTS 4.0 models, the rear vehicle electronics control unit may not have been programmed correctly during productio… |
Transport Canada Vehicle Recalls Database · Contains information licensed under the Open Government Licence – Canada
Recalls
No recall campaigns cover the 2023 Porsche 718 Cayman.
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 2023 Porsche 718 Cayman: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 11011676 | Manufacturers certificate for approved wheels and tires on the 982. |
| 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. |
| 11011203 | Technical information for a Safety Pin on the Locking Unit in the Central Wheel Lock cannot be Pressed In / Jammed: Observe Specified Procedure |
| 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. |
| 11011184 | Instructions on advanced technical information for a squeak and or rattle from the dash or instrument cluster area on the Boxsters, Caymans, and 911s. |
| 11010009 | Porsche intranet posting with information on workshop campaign WRL6. Check tires on front axle and replace if necessary |
| 11009877 | Information on PIWIS tester update 42.950.048 |
| 11009862 | Special tools and equipment information for the mobile data signal strength in the workshop |
| 11008678 | Technical information for checking tires on front axle and replacing them if necessary |
| 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 |
| 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 |
| 11008486 | Information on PIWIS tester update 42.950.021 |
NHTSA manufacturer communications (public domain)