Ford Focus Mk3 (DYB) — Reliability

Mk3 (DYB) 2010–2014 1 engine

Reliability Summary

Engine Zetec-SE — 81/100 BUY
Known Issues 6

Engine in this model

BUY 81

Zetec-SE

Zetec-SE / Duratec 1.6 16V (Sigma)

Ford 1.6 16V Sigma engine, sold as Zetec-SE, later Duratec 1.6 and Duratec Ti-VCT: Focus Mk1/Mk2, Fi...

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Known Issues Across All Engines

Issue Engine Severity Onset
Timing belt - valves bend if it breaks Zetec-SE high 100,000 km – 160,000 km
Oil consumption - stuck piston rings Zetec-SE moderate —
Idle control valve clogging - unstable idle Zetec-SE minor —
Fuel pump failure - loss of power Zetec-SE minor —
Thermostat housing leak Zetec-SE minor —
Ignition coil failure - misfire Zetec-SE minor —