Mazda RX-8 Workshop Manual page 3007

Diagnostic Procedure
STEP
1 VERIFY COIL ANTENNA CORRECTLY INSTALLED
Verify the installation condition of the coil
antenna.
Is the coil antenna correctly installed? (Is
the connector pulled out?)
2 INSPECT COIL ANTENNA POWER SUPPLY
Disconnect the coil antenna connector.
Connect the negative battery cable.
INSPECTION
YesGo to the next step.
No Install the coil antenna correctly, then go to the
next step.
(See COIL ANTENNA REMOVAL/INSTALLATION
YesGo to the next step.
No Repair or replace the wiring harness, then go to
Step 8.
ACTION
.)