Mazda RX8 - Page 94

Inspect the fuel injectors for the
following:
(See FUEL INJECTOR
INSPECTION .)
• Leakage
• Clogging
• Injection amount
Are the injectors normal?
No
Replace the fuel injector.
(See FUEL INJECTOR
REMOVAL/INSTALLATION .)
Yes Go to the next step.
16
Perform the SSV operation
inspection.
(See Secondary Shutter Valve
(SSV) Operation Inspection .)
Does the SSV operate properly?
No
Repair or replace the malfunctioning parts,
according to the SSV operation inspection
results.
Yes Go to the next step.
17
Perform the VDI operation
inspection.
(See Variable Dynamic Effect
Intake-air (VDI) Operation
Inspection .)
Does the VDI operate properly?
No
Repair or replace the malfunctioning parts,
according to the VDI operation inspection
results.
Yes Go to the next step.
18
NOTE:
• The following test is for
13B-MSP (High Power).
Go to the next step for
13B-MSP (Standard
Power).
Perform the APV control
inspection.
(See Auxiliary Port Valve (APV)
Control Inspection .)
Does the APV control operate
properly?
No
Repair or replace the malfunctioning parts,
according to the APV control inspection
results.
19 Yes Go to the next step.
(w) RX8-Engine Troubleshooting
Page 94