Mazda RX-8 Workshop Manual page 807

2. Connect the M-MDS to the DLC-2.
3. Verify that P0506 or P0507 is not displayed.
If P0506 or P0507 are displayed, perform DTC inspection.
(See
4. Select the RPM PID.
NOTE:
Excludes temporary idle speed drop just after the loads are turned on.
5. Verify that the engine speed is within the specification under each load condition.
If load condition is not as specified, inspect the following:
Standard
DTC TABLE [13B-MSP].)
TR switch (AT)
(See TRANSMISSION RANGE (TR) SWITCH INSPECTION
[SJ6A-EL].)
Neutral switch/CPP switch (MT)
(See NEUTRAL SWITCH INSPECTION
(See CLUTCH PEDAL POSITION (CPP) SWITCH INSPECTION
[13B-MSP].)
Climate control unit (A/C switch and blower fan switch)
(See CLIMATE CONTROL UNIT INSPECTION [MANUAL AIR
CONDITIONER].)
(See CLIMATE CONTROL UNIT INSPECTION [FULL-AUTO AIR
CONDITIONER].)
A/C amplifier
(See A/C AMPLIFIER INSPECTION [MANUAL AIR
CONDITIONER].)
(See A/C AMPLIFIER INSPECTION [FULL-AUTO AIR
CONDITIONER].)
CAN signal and related wiring harness (P/S operation signal)
Charging system (battery and generator)
(See BATTERY INSPECTION
(See GENERATOR INSPECTION
Idling speed (rpm)
[13B-MSP].)
[13B-MSP].)
[13B-MSP].)