Mazda CX-9 Grand Touring 2007 Manual page 708

2007 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.5) - CX-9
11 VERIFY TROUBLESHOOTING OF
DTC P1336 HAS BEEN
COMPLETED
Make sure to reconnect all
disconnected connectors.
Clear the DTC from the PCM
memory using the M-MDS.
Start the engine.
Is the same DTC present?
12 VERIFY AFTER REPAIR
PROCEDURE
Perform the "AFTER REPAIR
PROCEDURE".
(See AFTER REPAIR
PROCEDURE [MZI-3.5].)
Are any DTCs present?
DTC P1397 [MZI-3.5]
DTC P1397 (MZI-3.5) DETECTION CONDITION AND POSSIBLE CAUSES
DTC P1397 System voltage out of self-test range
DETECTION
CONDITION
POSSIBLE CAUSE
DIAGNOSTIC PROCEDURE
DTC P1397 (MZI-3.5) DIAGNOSTIC PROCEDURE
STEP
1 VERIFY FREEZE FRAME DATA
HAS BEEN RECORDED
Has FREEZE FRAME DATA
been recorded?
2 VERIFY RELATED REPAIR
INFORMATION AVAILABILITY
Verify related Service Bulletins
2007 Mazda CX-9 Grand Touring
This DTC indicates that the 12-volt system voltage is too high or too low
during the KOEO or KOER self-test. It sets if the system voltage falls below
or exceeds the calibrated threshold at any time during the KOEO or KOER
self-test.
Battery or charging system concern.
INSPECTION
Yes Replace the PCM, then go to the next step.
(see PCM
REMOVAL/INSTALLATION [MZI-
3.5] .)
No Go to the next step.
Yes Go to the applicable DTC inspection.
(See DTC TABLE [MZI-3.5].)
No Troubleshooting completed.
ACTION
Yes Go to the next step.
No Record FREEZE FRAME DATA on the
repair order, then go to the next step.
Yes Perform repair or diagnosis according to
the available Service Bulletins.
If the vehicle is not repaired, go to