Opel Astra L — Reliability

L 2025–present 1 engine

Reliability Summary

Engine N18 · EP6CDT/EP6FDT/EP6FADTX (Prince turbo, gen 2) — 63/100 CAUTION
Known Issues 6

Engine in this model

CAUTION 63

N18 · EP6CDT/EP6FDT/EP6FADTX (Prince turbo, gen 2)

1.6L Turbo I4

Second-generation Prince turbo (MINI N18 from 2010, Peugeot/Citroen/DS THP 155-270, PureTech 180/225...

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Known Issues Across All Engines

Issue Engine Severity Onset
High-pressure fuel pump failure N18 · EP6CDT/EP6FDT/EP6FADTX (Prince turbo, gen 2) high —
Timing chain stretch and tensioner wear (improved, not cured) N18 · EP6CDT/EP6FDT/EP6FADTX (Prince turbo, gen 2) high 60,000 km – 120,000 km
Thermostat / housing failure N18 · EP6CDT/EP6FDT/EP6FADTX (Prince turbo, gen 2) moderate —
Carbon buildup on intake valves N18 · EP6CDT/EP6FDT/EP6FADTX (Prince turbo, gen 2) moderate 60,000 km – 90,000 km
Electric water pump failure; auxiliary turbo pump recall (2011-12) N18 · EP6CDT/EP6FDT/EP6FADTX (Prince turbo, gen 2) moderate 80,000 km
Oil consumption - valve stem seals and piston rings N18 · EP6CDT/EP6FDT/EP6FADTX (Prince turbo, gen 2) moderate —