Chelsea conceded a late penalty to share the spoils with Valencia in their Champions League group match at the Mestalla Stadium.
After a goalless first half, the visitors went ahead when Frank Lampard hit home from Florent Malouda's cutback.
Andre Villas-Boas's side could have doubled their lead but for a string of saves from keeper Diego Alves.
Roberto Soldado earned the hosts a point late on from the penalty spot after Salomon Kalou inexplicably handled the ball in his own area.
Both sides pushed for a winner late on, but neither could provide the decisive finish.