PEUGEOT RCZ Handbook page 188

Table of fuses over the battery
Fuse N° Rating
F1 - Not used.
F2 5 A Dual function brake switch.
F3 5 A Battery charge unit.
F4 25 A ABS/ESC electrovalves.
F5 - Not used.
F6 15 A Automatic gearbox.
Functions
All work on the other types of fuses (midi-fuses and maxi-fuses)
must be carried out only by a PEUGEOT dealer or a qualifi ed
workshop.