He changed his gearbox after the session, resulting in a five-place grid penalty.
Webber qualified fifth but after a 3 place grid penalty started the race in seventh.
He was later issued a ten-place grid penalty for his actions, to be taken at the next race in Belgium.
The stewards then came to a decision by handing Schumacher a 10-place grid penalty at the next race.
Pastor Maldonado's grid penalty meant that he would start the race in twenty-second position.
He started 14th after a 10-place grid penalty for an engine change.
He was the second driver after Räikkönen to win a race despite a grid penalty for changing an engine.
He then received another five-place grid penalty for a gearbox change.
A driver who needed to change an engine was subject to a 10-place grid penalty for the race.
A ten place starting grid penalty will be applied at each event where an additional engine is used.