We've just set live a new patch for F1 2015 which should improve the overall stability and performance of the game across all game modes (both online and offline).

• We've addressed many of the causes for various crashes and hangs.
  
  
• Fixed the issue causing a deadzone on your wheel after setting your wheel and pedals up.
  
  
• The grey flashback filter will now clear correctly
  
  
• Reduced motion blur
  
  
• Snag removed from turn 4 at Melbourne
  
  
• Car model for Manor will now display correctly all the time
  
  
• Cars can no longer retire in the pit lane
  
  
• Assist settings will now save correctly
  
  
• Vote to skip added to Online practice
  
  
• No longer disqualified when resetting to track
  
  
• Allow the user to customise their Championship Season weekend.
  
  
• Fixed Fuel Mix levels appearing to produce incorrect vehicle performances.
  
  
• Car can no longer become stuck in second gear when exiting the pit lane.
  
  
• Fixed the Chase camera angle sometimes becoming permanently tilted after changing control bindings on supported controllers.
  
  
• Leaderboards will now be updated without having to go back to the main menu.