Fiat 500X 1.4 MultiAir 334 — Reliability

334 SUV Compact SUV 2016–2020 1 engine

Reliability Summary

Engine 1.4 MultiAir (Gen 2) — 68/100 ACCEPTABLE
Known Issues 2

Engine in this model

ACCEPTABLE 68

1.4 MultiAir (Gen 2)

1.4L MultiAir Turbo I4

Revised MultiAir solenoids. Improved durability over Gen 1. Still needs attention but much better lo...

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Known Issues Across All Engines

Issue Engine Severity Onset
MultiAir module (improved but still sensitive) 1.4 MultiAir (Gen 2) moderate 80,000 km – 130,000 km
Oil specification discipline 1.4 MultiAir (Gen 2) minor —