Vauxhall Insignia Sports Tourer Questions

Limp mode

My car recently went into limp mode, I thought it could be a fuel problem so added redex, this seemed to sort the problem for a few days but then it went into limp mode again, the AA came out and ...

I can’t figure out what is pipe for n what it’s called?

I have uploaded a pic of pipe near driver side wheel of Vauxhall Insignia elite estate 2013. Could you please help to find out this broken pipe part name or number.