From Monaco this weekend, the RB10 will be fitted with the standard FIA mountings on the outside of the nose structure.
Sebastian managed to put in a useful 72 laps of the Circuit de Catalunya in the afternoon.
Red Bull's Daniel Ricciardo completed 67 laps on the second day of testing in Bahrain after electrical issues plagued the RB10 in the morning.
Justice Guy Newey announced in his verdict that 83-year-old Briton Ecclestone had been "corrupt". Meanwhile, Sebastian Vettel managed dozens of laps in the Renault-powered RB10 in Bahrain.
"This is nonsense, and punishes those who have worked hard for the rest of the season" - Sebastian Vettel.
"We're confident we'll run a bit smoother." - Daniel Ricciardo
Adrian Newey says the first part of 2014 will be an engine war.
"Our current problems are not with the team, but in the engine area. The team has more than excellent know-how." - Dietrich Mateschitz.
“It's been a very difficult test” - Team Principal Christian Horner.
Testing begins at Jerez today.
Pirelli will continue to supply F1 teams, RB10 will be unveiled the first morning of test at Jerez.