Mazda RX-8 Workshop Manual page 3143

Vehicle Signal Check
1. Turn ignition switch to ACC or ON position.
2. Launch the diagnostic mode. (See
NAVIGATION SYSTEM].)
3. Select "Vehicle Signal Check".
4. Verify the condition of the vehicle signal input to the display.
No. Name
1 PKB Display the PKB signal condition.
2 REV Display the REV signal condition.
3 Microphone Verify the microphone condition.
4 SPEED Display the vehicle speed.
5 Menu Return to the Diagnosis Menu.
6 TNS Display the TNS signal condition.
This item does not operate because it is a manufacturer exclusive
item.
STARTING PROCEDURE FOR DIAGNOSTIC MODE [CAR-
Content/function