Mazda RX-8 Workshop Manual page 4098

2 Cooling fan relay No.5
3 Cooling fan relay No.4
4 Air pump relay
5 ACC relay
6 Horn relay
7 Front fog light relay
8 Drive-by-wire relay
9 Main relay
10Headlight relay
11Starter relay
12Ignition relay
13TNS relay
14Cooling fan relay No.2
15A/C relay
16Rear window defroster relay
17Cooling fan relay No.1
18Seat warmer relay
19Fuel pump relay
20Cooling fan relay No.3
21Blower relay