car launch and test schedule

Formula 1 teams have begun their build-up to the 2014 season ahead of the first race in Australia on 16 March.

After unveiling their new cars they have been pre-season testing at Jerez in Spain, before moving on to Sakhir in Bahrain in March.
BBC Sport will bring you live text commentary of testing from Jerez.

Car launches

Force India - 22 January (online)
Williams - 23 January (online)
Lotus - 24 January (online)
McLaren - 24 January (online)
Ferrari - 25 January (online)
Sauber - 26 January (online)
Toro Rosso - 27 January (Jerez)
Mercedes - 28 January (Jerez)
Caterham - 28 January (Jerez)
Red Bull - 28 January (Jerez)
Marussia - TBC

Pre-season testing

Jerez, Spain - 28-31 January - day one, day two, day three and day four.
Sakhir, Bahrain - 19-22 February
Sakhir, Bahrain - 27 February-2 March