Mazda RX-8 Workshop Manual page 2488

12* INSPECT TO SEE WHETHER MALFUNCTION
IS IN MAGNETIC CLUTCH OR ELSEWHERE
Test voltage at the following
terminal of magnetic clutch
thermal protector:
Is voltage approx. 12 V?
13 INSPECT MAGNETIC CLUTCH CLEARANCE
Inspect the magnetic clutch
clearance.
(See
ADJUSTMENT [FULL-AUTO AIR
CONDITIONER].)
Is the magnetic clutch clearance
normal?
14 INSPECT FUSE
Are A/C relay power supply fuses
normal?
15 INSPECT WIRING HARNESS BETWEEN FUSE
BLOCK AND A/C RELAY FOR LACK OF
CONTINUITY
Turn the ignition switch to the ON
position.
Test voltages at the following
terminals of A/C relay.
Are voltages approx. 12 V?
16 INSPECT TO SEE WHETHER MALFUNCTION
IS IN A/C RELAY OR WIRING HARNESS
(BETWEEN A/C RELAY AND MAGNETIC
Terminal B
(magnetic clutch
operation signal)
MAGNETIC CLUTCH
Terminal E (A/C
relay control
signal)
Terminal D (A/C
control signal)
YesGo to the next step.
No Go to Step 14.
YesInspect and repair the magnetic clutch, then
go to Step 17.
(See MAGNETIC CLUTCH INSPECTION [FULL-
AUTO AIR CONDITIONER].)
No Adjust the magnetic clutch clearance, then go
to Step 17.
(See MAGNETIC CLUTCH ADJUSTMENT [FULL-
AUTO AIR CONDITIONER].)
YesGo to next step.
No Replace fuse, then go to Step 17. If fuse
blows immediately, go to next step.
YesGo to next step.
No Repair wiring harness between fuse block and
A/C relay, then go to Step 17.
YesInspect wiring harness between A/C relay and
magnetic clutch.