Porsche 718 Cayman S 982 — Reliability

982 Coupe Full 2016–2024 1 engine

Reliability Summary

Engine 9A2 B4T (2.0/2.5) — 81/100 BUY
Known Issues 5

Engine in this model

BUY 81

9A2 B4T (2.0/2.5)

2.0/2.5 Flat-4 Turbo

Porsche 2.0 and 2.5 turbo flat-four from the 9A2 engine family, used in the 718 Boxster and 718 Caym...

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Known Issues Across All Engines

Issue Engine Severity Onset
Fuel collection pipe screws can shear — fuel leak (recall) 9A2 B4T (2.0/2.5) high —
Coolant pump leak into the vacuum lines 9A2 B4T (2.0/2.5) moderate —
Carbon buildup (DI valves) 9A2 B4T (2.0/2.5) moderate 50,000 km – 100,000 km
Coolant reservoir cap leak / false low-coolant warning 9A2 B4T (2.0/2.5) minor —
Turbo lag / boost threshold 9A2 B4T (2.0/2.5) minor —