Mazda RX-8 Workshop Manual page 253

Is there continuity?
INSPECT A/F SENSOR
7
Inspect the A/F sensor.
(See
INSPECTION
Is there any malfunction?
VERIFY TROUBLESHOOTING OF DTC P0131
8 COMPLETED
Make sure to reconnect all
disconnected connectors.
Clear the DTC from the PCM memory
using the M-MDS.
(See
[13B-MSP].)
Perform the KOEO or KOER self test.
(See
MSP].)
Is the PENDING CODE same as the
DTC present?
VERIFY AFTER REPAIR PROCEDURE
9
Perform the "AFTER REPAIR
PROCEDURE".
(See
[13B-MSP].)
Are any DTCs present?
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A/F sensor terminal A
(wiring harness-side)
and PCM terminal
2AD (wiring harness-
side)
A/F sensor terminal B
(wiring harness-side)
and PCM terminal 2Z
(wiring harness-side)
AIR FUEL RATIO (A/F) SENSOR
[13B-MSP].)
AFTER REPAIR PROCEDURE
KOEO/KOER SELF TEST [13B-
AFTER REPAIR PROCEDURE
© 2011 Mazda North American Operations, U.S.A.
YesReplace the A/F sensor, then go to the next
step.
(See AIR FUEL RATIO (A/F) SENSOR
REMOVAL/INSTALLATION
No Go to the next step.
YesReplace the PCM, then go to the next step.
(See PCM REMOVAL/INSTALLATION [13B-
MSP].)
No Go to the next step.
YesGo to the applicable DTC inspection.
(See DTC TABLE [13B-MSP].)
No DTC troubleshooting completed.
[13B-MSP].)
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