Ford Focus engines / models – timing belt or chain?

Generations

Ford Focus 4th generation DEH / C519 (2018-)

Ford Focus 3th generation DYB / C346 (2010 – 2018)

Ford Focus 2th generation DA3 (2004 – 2010)

Ford Focus 1th generation DBW / DAW (1998 – 2004)

Related: Ford / All car maker