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2018 Porsche 718 Cayman problems, recalls and owner complaints
What the 2018 Porsche 718 Cayman has been recalled for, how often it fails the UK MOT and what owners report, from official government data. Updated October 25, 2026.
- 2safety recalls
- 1owner complaint
- 0crash reports
- 0fire reports
- 6%fail the UK MOT
The least complained-about Porsche 718 Cayman year on file: 1 complaints, against an average of 5 for the other model years.
Every Porsche 718 Cayman model year with its number of owner complaints. Pick a year to compare.
What goes wrong with the 2018 Porsche 718 Cayman?
The components named most often in the 1 owner complaints. One complaint can name several, so the shares can add up to more than 100%.
Has the 2018 Porsche 718 Cayman been recalled?
2 U.S. safety recalls. Repairs are free at a franchised dealer; some are done over the air.
Air Bags Porsche Cars North America, Inc. (Porsche) is recalling certain 2018 718 Boxster, Boxster S and Boxster GTS, 718 Cayman, Cayman S and Cayman GTS, 911 Carrera, Carrera T, Targa 4 GTS, Carrera 4, Carrera S, Carrera 4S, Carrera GTS, Carrera 4 GTS, Carrera Cabriolet, Carrera S Cabriolet, Carrera 4S Cabriolet, Carrera GTS Cabriolet, Carrera 4 GTS Cabriolet, Targa 4, Targa 4S, Turbo, Turbo S, Turbo S Exclusive Series, Turbo Cabriolet, Turbo S Cabriolet and GT3 vehicles. The side air bag impact sensors may not have been properly tightened to the vehicle.
Risk: In the event of a crash, the air bags may not deploy, increasing the risk of injury.
Fix: Porsche will notify owners, and dealers will tighten the air bag sensors, as necessary, free of charge. The recall began May 17, 2019. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AKA4.
Fuel System, Gasoline Porsche Cars North America, Inc. (Porsche) is recalling certain 2017-2019 718 Boxster, 718 Boxster S, 718 Cayman and 718 Cayman S vehicles and 2018-2019 718 Boxster GTS and 2018-2019 718 Cayman GTS vehicles. In the event of a crash, a crossmember may detach from the luggage compartment bracket, possibly causing a fuel leak.
Risk: A fuel leak in the presence of an ignition source can increase the risk of fire.
Fix: Porsche will notify owners, and dealers will secure the crossmember with additional rivets, free of charge. The recall began April 19, 2019. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AKA3.
Is the 2018 Porsche 718 Cayman recalled in the UK or Europe?
Recalls issued by the UK's DVSA and through the EU's Safety Gate system that cover this model and build period. European models can differ from U.S. ones, and "years estimated" means the recall gave no build dates, so confirm your own car with your registration or VIN.
UK DVSALoudspeaker cover may not have been installed in the door sub frame
Risk: Possible missing cover in the door sub-frame.
Fix: Inspect retrofit cover if required.
How often does the 2018 Porsche 718 Cayman fail its MOT?
Why they failed: the share of failed tests with at least one fault in each area (a test can fail on several). Cars first registered in 2018, tested in Great Britain in 2023; first registration is usually, but not always, the model year. Source: DVSA anonymised MOT tests and results, Open Government Licence v3.0.
What do 2018 Porsche 718 Cayman owners report?
1 of the 1 complaints, the most recent for the most-reported components, as the owners wrote them. NHTSA removes names and VINs; long reports are trimmed. CarHooq has not verified individual claims.
The contact owns a 2018 Porsche 718 Cayman. The contact stated that while the spouse was driving the vehicle at 70 MPH, abnormal handling occurred, followed immediately by a loud knocking noise. The driver pulled the vehicle to the side of the road and discovered the rear left axle had fractured, detached, and was hanging on the ground. The contact stated the failure was known within the Porsche community. Following the failure, a "possible rear gear fault driving permitted" message was displayed on the instrument panel. The manufacturer was notified of the failure. The vehicle was towed to…
2018 Porsche 718 Cayman: questions owners ask
Is the 2018 Porsche 718 Cayman reliable?
NHTSA data alone cannot rate reliability, but it shows what owners reported. Owners filed 1 complaint with NHTSA about the 2018 Porsche 718 Cayman; the most common categories were power train (1, 100%), suspension (1, 100%). There are 2 safety recalls.
What are the most common problems with the 2018 Porsche 718 Cayman?
Across 1 owner complaint filed with NHTSA, the categories mentioned most often are power train (100% of complaints), suspension (100% of complaints). One complaint can name several components.
Does the 2018 Porsche 718 Cayman have any recalls?
Yes. NHTSA lists 2 recalls for the 2018 Porsche 718 Cayman; the most recent (campaign 19V179000, 2019-03-06) concerns Air Bags. Recall repairs are free at a franchised dealer; check your VIN at nhtsa.gov/recalls.
Check your own 718 Cayman
Counts are a starting point, not a verdict: popular models collect more complaints because more of them are on the road, and NHTSA does not verify individual reports. To see whether a recall is still open on your car, enter your VIN at nhtsa.gov/recalls (U.S.) or your registration at check-vehicle-recalls.service.gov.uk (UK). Had a safety problem? Report it to NHTSA; complaints are what trigger investigations and recalls.
Data: NHTSA Office of Defects Investigation recall and complaint databases (public domain), DVSA anonymised MOT results (Open Government Licence v3.0), DVSA vehicle recalls (Open Government Licence v3.0), retrieved October 25, 2026. Model year 2018 only.