Mazda CX-9 Grand Touring 2009 Manual page 1198

2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9
DTC P1397 (MZI-3.7) DIAGNOSTIC PROCEDURE
STEP
VERIFY FREEZE FRAME DATA HAS
BEEN RECORDED
1
Has FREEZE FRAME DATA been
recorded?
VERIFY RELATED REPAIR
INFORMATION AVAILABILITY
Verify related Service Bulletins and/or
2
on-line repair information availability.
Is any related Service Bulletins
available?
INSPECT THE BATTERY
Turn the ignition switch off.
3
Inspect the battery.
Is the battery normal?
VERIFY TROUBLESHOOTING OF
DTC P1397 HAS BEEN COMPLETED
Verify that all disconnected connectors
reconnected.
Clear the DTC from the PCM memory
using the M-MDS.
4
Perform the KOEO or KOER self-test
using the M-MDS. (See
KOEO/KOER SELF TEST [MZI-
3.7].)
Is the PENDING CODE for the DTC
present?
VERIFY AFTER REPAIR PROCEDURE
Perform "AFTER REPAIR
5
PROCEDURE". (See AFTER
REPAIR PROCEDURE [MZI-3.7].)
Are any DTCs present?
DTC P1450 [MZI-3.7]
DTC P1450 (MZI-3.7) DETECTION CONDITIONS AND POSSIBLE CAUSES
2008 Mazda CX-9 Grand Touring
INSPECTION ACTION
Yes Go to the next step.
Record FREEZE FRAME DATA on the repair
No
order, then go to the next step.
Perform repair or diagnosis according to the
available Service Bulletins.
Yes
If the vehicle is not repaired, go to the
next step.
No Go to the next step.
Inspect charging system. (See QUICK
DIAGNOSTIC CHART [MZI-3.7] .)
Yes
If there is any malfunction, repair or
replace malfunctioning part, then go to
the next step.
No Replace the battery, then go to the next step.
Replace the PCM, then go to the next step. (See
Yes PCM REMOVAL/INSTALLATION [MZI-
3.7] .)
No Go to the next step.
Go to the applicable DTC inspection. (See DTC
Yes
TABLE [MZI-3.7].)
No Troubleshooting completed.