Mazda RX-8 Workshop Manual page 340

Diagnostic procedure
STEP
VERIFY RELATED REPAIR INFORMATION
1
AVAILABILITY
Verify related Service Bulletins
and/or on-line repair
information availability.
Is any related repair
information available?
VERIFY RELATED PENDING CODE OR
2
STORED DTC
Turn the ignition switch off,
then to the ON position (engine
off).
Verify the related PENDING
CODE or stored DTCs.
Are other DTCs present?
INSPECT DRIVE-BY-WIRE CONTROL
3 SYSTEM OPERATION
Perform the Drive-by-wire
Control System Inspection.
(See
SYSTEM OPERATION
INSPECTION
Is there any malfunction?
INSPECT A/C MAGNETIC CLUTCH
4
OPERATION
Turn the blower motor switch
off.
Is the magnetic clutch still on?
PCM malfunction
INSPECTION
ENGINE CONTROL
[13B-MSP].)
Fuel pump unit malfunction
Pressure regulator (built-in fuel pump unit)
malfunction
YesPerform repair or diagnosis according to the
available repair information.
No Go to the next step.
YesGo to the applicable DTC inspection.
(See DTC TABLE
No Go to the next step.
YesRepair or replace the malfunctioning part
according to the inspection results, then go to
Step 14.
No Go to the next step.
YesGo to the "NO.24 A/C IS ALWAYS ON OR A/C
COMPRESSOR RUNS CONTINUOUSLY".
(See NO.24 A/C IS ALWAYS ON OR A/C
COMPRESSOR RUNS CONTINUOUSLY [13B-
MSP].)
No Go to the next step.
ACTION
If the vehicle is not repaired, go
to the next step.
[13B-MSP].)