Mazda RX-8 Workshop Manual page 3066

Steering angle sensor malfunction
System wiring diagram
Inspection item
Steering angle sensor connector
Wiring harness between steering angle sensor terminal E and branch D
Wiring harness between steering angle sensor terminal F and branch D
Steering angle sensor
K
Possible cause
Connector terminal disconnection, poor contact, damage, deformation, corrosion
Open circuit in wiring harness between instrument cluster and branch D
Instrument cluster malfunction