2016–2019 Porsche Boxster / Cayman (718)
Browse our directory of 2016–2019 Porsche Boxster / Cayman (718) vehicles. Access instant MOT history reports, tax status, and reliability insights for any registration listed below.
Registration Directory
Common Problems & Reliability
The 2016–2019 Porsche Boxster / Cayman (718) has 4 known issues. 3 are moderate concerns worth inspecting before purchase.
Turbo Wastegate Rattle
ModerateThe wastegate actuator develops play, causing a rattle and potentially leading to boost issues.
Symptoms: Metallic rattle on cold start or deceleration
Est. repair cost: £1,500–£2,500 (Turbo replacement)
Water Pump Leak
ModeratePremature failure of the water pump or its vacuum actuator can cause coolant loss.
Symptoms: Low coolant warning, Coolant smell after driving
Est. repair cost: £600–£900
Oil Separator (AOS) Failure
ModerateThe air-oil separator can fail internally, causing oil consumption, blue smoke on startup, and rough idle. A common M96/M97-era issue that also affects 718 models.
Symptoms: Blue smoke on startup, Rough idle...
Est. repair cost: £300–£500
PCM Infotainment Glitches
MinorThe PCM system on 718 models can suffer from screen freezes, Apple CarPlay disconnects, and Bluetooth connectivity issues.
Symptoms: Screen freeze, CarPlay disconnects...
Est. repair cost: £0–£200 (Software update)
Buying Tips for the 2016–2019 Porsche Boxster / Cayman (718)
- ✓Listen for a metallic rattle from the turbo wastegate on early 2.0 and 2.5 models.
- ✓Check for coolant leaks near the water pump, a known weak spot on early 718s.
- ✓Ensure PCM is updated for wireless CarPlay stability.
Check Any Vehicle
Don't see your specific car listed? Enter any UK registration number for an instant vehicle history check — including MOT history, tax status, finance check, and write-off data.
Free Vehicle Check