APRILIA RSV4 Factory Service Station Manual page 220

Electrical system
4 High-beam lights input
5 Crono input
6 Select 3 (Set)
7 Select 2 (Down)
8 Select 1 (Up)
9 Low fuel sensor
10 Exhaust valve potentiometer signal input
11+ Battery
12 Left turn indicator control
13 *
14 *
15 *
16 Indicator reset
17 Oil sensor input
18 Tuono V4/RSV V4 selection
19 *
20 K line
Black-bodied instrument panel pinout key:
21 +Battery
22 Front left turn indicator activation
23 Front right turn indicator activation
24 Aerial 2
ELE SYS - 220
RSV4 Factory