Mazda RX-8 Workshop Manual page 792

Heat range
Air gap
Worn electrode
Is the spark plug normal?
4 Inspect the engine compression.
(See COMPRESSION INSPECTION
[13B-MSP].)
Is it normal?
5 Perform the Metering Oil Pump
Control Inspection.
(See ENGINE CONTROL SYSTEM
OPERATION INSPECTION [13B-
MSP].)
Does the metering oil pump
control operate properly?
6 Check the engine oil condition.
Is the engine oil low viscosity
and/or is there a gasoline odor?
7 Inspect the oil pressure.
(See OIL PRESSURE INSPECTION
[13B-MSP].)
Is the oil pressure within the
specification?
8 Turn the ignition switch off.
Disconnect the fuel line quick
release connector and install fuel
gauge to fuel line.
Start the engine and run it at
idle.
Measure the fuel line pressure at
idle.
(See SPARK PLUG REMOVAL/INSTALLATION
Yes Go to Step 10.
No Go to the next step.
Yes Go to the next step.
No Repair or replace the malfunctioning part according to the
inspection results.
After that overhaul or replace the engine.
Yes Replace the engine oil.
After that overhaul or replace the engine.
No Go to the next step.
Yes Go to the next step.
No Repair or replace the malfunctioning part according to the
inspection results.
After that overhaul or replace the engine.
Yes Go to the next step.
No Replace the fuel pump unit.
(See FUEL PUMP UNIT REMOVAL/INSTALLATION [13B-
MSP].)
After that overhaul or replace the engine.
[13B-MSP].)