UPDATE 4: Marussia announced on Monday that the testing d?but of the MR03 is subject to an unspecified delay while the team resolves "a small but frustrating technical issue."

UPDATE 3: Force India confirms its test schedule for this week, with Sergio Perez, Nico Hulkenberg and Daniel Juncadella each set to run for a day each. The team has yet to decide who will run on Friday

UPDATE 2: Mercedes confirms Lewis Hamilton will kick off running at Jerez with the new F1 W05. He will also run on day three, with Nico Rosberg in action on days two and four.

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UPDATE: Caterham reveals rookie driver Marcus Ericsson will get the first go in the new T01 on Monday and Tuesday, with reserve driver Robin Frijns following on Wednesday and Kamui Kobayashi getting a run on the fourth on final day.

Jerez test line-up - 28-31 January:

Red Bull Launch: Jerez (28 January)
TBC

Mercedes Launch: Jerez (28 January)
Lewis Hamilton (28 and 30 January)
Nico Rosberg (29 and 31 January)

Ferrari Launch: Online (25 January)
Kimi Raikkonen (28-29 January)
Fernando Alonso (30-31 January)

Lotus Launch: TBC
Not attending

McLaren Launch: Online (24 January)
Jenson Button (28-29 January)
Kevin Magnussen (30-31 January)

Force India Launch: Online (22 January) / Jerez (28 January)
Sergio Perez (28 January)
Nico Hulkenberg (29 January)
Daniel Juncadella (30 January)
TBC (31 January)

Sauber Launch: Online (26 January)
Esteban Gutierrez (28-29 January)
Adrian Sutil (30-31 January)

Toro Rosso Launch: Jerez (27 January)
Jean-Eric Vergne (28 and 30 January)
Daniil Kvyat (29 and 31 January)

Williams Launch: TBC
Valtteri Bottas (28-29 January)
Felipe Massa (30-31 January)

Marussia Launch: TBC
Max Chilton (28 and 30 January)
Jules Bianchi (29 and 31 January)

Caterham Launch: Jerez (28 January)
Kamui Kobayashi (31 January)
Marcus Ericsson (28-29 January)
Robin Frijns (30 January)