Ford FOCUS RS 2017 Owner's Manual Supplement page 28

Luggage Compartment Fuse Box
E129927
Fuse
F21
F22
Relay
R4 Fuel control module.
Damper control module.
2017 Focus RS (CEW) RS, Canada/United States of America, HM5J 19A285 DA enUSA, Edition date: 201611, First Printing
Fuses
Fuse Rating
Fuel control relay.
15A
Damper control relay.
Active noise control.
10A
Electronic sound enhancement.
Circuit Protected
Circuit Switched
26