Mazda RX8 - Page 329

INSPECT IF MALFUNCTION IS IN WIRING
HARNESS (NO CONTINUITY BETWEEN KEYLESS
CONTROL MODULE AND GROUND) OR
ELSEWHERE
• Is there continuity between keyless control module
connector terminal 2W and ground?
No
Repair the wiring harness between
the keyless control module and
ground, then go to Step 13.
Yes Go to the next step.
6
INSPECT FOR CHECK CODE 04 IN INSTRUMENT
CLUSTER
• Inspect the door switch using the instrument cluster
input/output check mode.
(See INSTRUMENT CLUSTER INPUT/OUTPUT
CHECK MODE .)
• Is DTC 04 displayed?
No
Repair the door switch system
using the DTC 04 inspection
procedure, then go to Step 13.
Yes
Replace the keyless control module
and reprogram the keyless control
module ID code, then go to the next
step.
7
INSPECT KEYLESS CONTROL MODULE OR
WIRING HARNESS (BETWEEN KEYLESS
CONTROL MODULE AND DOOR SWITCHES,
TRUNK LID COMPARTMENT LIGHT SWITCH FOR
CONTINUITY)
• Open the driver-side door.
• Is there continuity between keyless control module
connector terminal 2K, 2G and ground?
No
Repair the wiring harness between
the keyless control module, door
switches, and trunk lid compartment
light switch, then go to the next
step.
Yes Go to the next step.
8
INSPECT POWER SUPPLY FUSE
• Is the keyless receiver power supply fuse normal?
No
Inspect for a short to ground in
circuit of blown fuse. Repair or
replace if necessary.
Install an appropriate amperage
fuse.
Yes Go to the next step.
9
INSPECT IF MALFUNCTION IS IN WIRING
HARNESS (NO CONTINUITY BETWEEN FUSE
BLOCK AND KEYLESS RECEIVER) OR
ELSEWHERE
• Turn the ignition switch to the ON position.
• Measure the voltage at the following keyless receiver
terminal:
 IG1 signal (terminal 1A)
• Is the voltage B+ ?
No
Repair the wiring harness between
the fuse block and keyless receiver,
then go to Step 13.
10 Yes Go to the next step.
(w) RX-8 Body
Page 329