Mazda RX-8 Workshop Manual page 426

Has the FREEZE FRAME DATA (Mode 12) been recorded?
VERIFY RELATED REPAIR INFORMATION AVAILABILITY
3
Verify related Service Bulletins and/or on-line repair information
availability.
Is any related repair information available?
VERIFY RELATED PENDING CODE OR STORED DTC
4
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 PCM CONNECTOR FOR POOR CONNECTION
5
Turn the ignition switch off.
Disconnect the PCM connector.
Inspect for poor connection (such as damaged/pulled-out pins,
corrosion).
Is there any malfunction?
INSPECT MAIN RELAY OUTPUT VOLTAGE
6
PCM connector is disconnected.
Turn the ignition switch to the ON position (engine off).
Measure the voltage between PCM terminal 1BE (wiring
harness-side) and body ground.
Is the voltage B+?
INSPECT MAIN RELAY CONNECTOR FOR POOR CONNECTION
7
Turn the ignition switch off.
Remove the main relay.
Inspect for poor connection (such as damaged/pulled-out pins,
corrosion).
Is there any malfunction?
INSPECT POWER SUPPLY FOR CONTROL CIRCUIT OF MAIN RELAY
8
Main relay is removed.
PCM connector is disconnected.
Turn the ignition switch to the ON position (engine off).
Measure the voltage between the following circuits:
Main relay terminal D (wiring harness-side)
and body ground
Main relay terminal A (wiring harness-side)
and body ground
Is the voltage B+?
No Record the FREEZE FRAME DATA (Mode 12) on
the repair order, then go to the next step.
YesPerform repair or diagnosis according to the
available repair information.
If the vehicle is not repaired, go
to the next step.
No Go to the next step.
YesGo to the applicable DTC inspection.
(See DTC TABLE [13B-MSP].)
No Go to the next step.
YesRepair or replace the connector and/or
terminals, then go to Step 21.
No Go to the next step.
YesGo to Step 12.
No Go to the next step.
YesRepair or replace the terminal, then go to Step
21.
No Go to the next step.
YesGo to the next step.
No Repair or replace the wiring harness for a
possible open circuit, then go to Step 21.