CITROEN C4 Aircross 2013 Owner's Handbook Manual page 188

Practical information
Lower the vehicle fully.
Fold the jack 2 and detach it.
186
Tighten the security bolt using the
wheelbrace 1 fitted with the security
socket 5 (if your vehicle is equipped with
security wheel bolts).
Tighten the other bolts using the
wheelbrace 1 only.
Store the tools (refer to the paragraph
"Access to the tools").