Mazda RX-8 Manual page 2046

Diagnostic procedure
STEP INSPECTION
INSPECT KEYLESS CONTROL MODULE POWER
SUPPLY FUSES
1
Are the keyless control module power supply fuses
•
normal?
INSPECT DOOR SWITCH INSTALLATION
2
Are the door switches installed securely?
•
INSPECT IF MALFUNCTION IS IN WIRING
HARNESS (NO CONTINUITY BETWEEN FUSE
BLOCK AND KEYLESS CONTROL MODULE) OR
ELSEWHERE
Turn the ignition switch to the ON position.
•
*3
Measure the voltage at the following keyless control
•
module terminals:
IG1 signal (terminal 2B)
B+ signal (terminal 2A)
Is the voltage B+ ?
•
INSPECT IF MALFUNCTION IS IN WIRING
HARNESS (SHORT TO B+ BETWEEN FUSE BLOCK
AND KEYLESS CONTROL MODULE, OR BETWEEN
KEYLESS CONTROL MODULE AND GROUND) OR
ELSEWHERE
*4
Turn the ignition switch to the LOCK position.
•
Disconnect the keyless control module connector.
•
Measure the voltage at the following keyless control
•
module connector terminal:
IG1 signal (terminal 2B)
Is the voltage B+ ?
•
*5
ACTION
Yes Go to the next step.
Inspect for a short to ground in
circuit of blown fuse. Repair or
replace if necessary.
No
Install an appropriate amperage
fuse.
Yes Go to the next step.
Install the door switches securely,
then go back to Step 5 of KEYLESS
No
ENTRY SYSTEM PRELIMINARY
INSPECTION.
Yes Go to the next step.
Repair the wiring harness between
No the fuse block and keyless control
module, then go to Step 13.
Repair the malfunctioning wiring
Yes
harness, then go to Step 13.
No Go to the next step.
Yes Go to the next step.
(w) RX-8 Body
Page 328