DTC P0626 [MZI-3.7]
DTC P0626 (MZI-3.7) DETECTION CONDITIONS AND POSSIBLE CAUSES
(wiring harness-side)
z
Is there continuity?
No
Step 10.
8
INSPECT PCM CONNECTOR FOR
POOR CONNECTION
z
Turn the engine switch off.
z
Inspect for poor connection (such as
damaged/pulled-out terminals,
corrosion).
z
Are there any malfunction?
Yes
Repair or replace suspected part, then go to
Step 10.
No
Go to the next step.
9
INSPECT GENERATOR
z
Inspect the generator. (See
GENERATOR INSPECTION [MZI-
3.7]
.)
z
Is there any malfunction?
Yes
Replace the generator, then go to Step 10. (See
GENERATOR
REMOVAL/INSTALLATION [MZI-3.7]
.)
No
Go to the next step.
10
VERIFY TROUBLESHOOTING OF DTC
P0625 HAS BEEN COMPLETED
z
Verify that all disconnected connectors
reconnected.
z
Clear the DTC from the PCM memory
using the M-MDS.
z
Perform the "KOEO or KOER self-
test" using the M-MDS. (See
KOEO/KOER SELF TEST [MZI-
3.7]
.)
z
Is the PENDING CODE for the DTC
present?
Yes
Replace the PCM, then go to the next step. (See
PCM REMOVAL/INSTALLATION [MZI-
3.7]
.)
No
Go to the next step.
11
VERIFY AFTER REPAIR PROCEDURE
z
Perform the "AFTER REPAIR
PROCEDURE". (See
AFTER
REPAIR PROCEDURE [MZI-3.7]
.)
z
Are any DTCs present?
Yes
Go to the applicable DTC inspection. (See
DTC TABLE [MZI-3.7]
.)
No
Troubleshooting completed.
DTC P0626
Generator field terminal circuit high
DETECTION
CONDITION
z
The PCM monitors generator load from the generator/regulator in the form of
frequency. The concern indicates the input is higher than the load should be in normal
operation. The load input could be high when a battery short to ground exists.
2008 Mazda CX-9 Grand Touring
2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9
Microsoft
Sunday, November 15, 2009 10:08:40 AM
Page 287
© 2005 Mitchell Repair Information Company, LLC.
