Mazda RX-8 Workshop Manual page 3045

Inspection item
SIRIUS satellite radio unit connector
Wiring harness between branch B and SIRIUS satellite radio unit terminal 2L
Wiring harness between branch B and SIRIUS satellite radio unit terminal 2K
SIRIUS satellite radio unit
With SIRIUS satellite radio system and hands-free telephone system
Possible cause
Connector terminal disconnection, poor contact, damage, deformation, corrosion
Open circuit in wiring harness between branch B and SIRIUS satellite unit
SIRIUS satellite radio unit malfunction
System wiring diagram