z
Has FREEZE FRAME DATA
been recorded?
No
Record FREEZE FRAME DATA on the
repair order, then go to the next step.
2
VERIFY RELATED REPAIR
INFORMATION AVAILABILITY
z
Verify related Service Bulletins
and/or on-line repair information
availability.
z
Is any related Service Bulletins
available?
Yes
Perform repair or diagnosis according to
the available Service Bulletins.
z
If the vehicle is not repaired, go to
the next step.
No
Go to the next step.
3
INSPECT BATTERY TERMINAL
AND PCM CONNECTOR FOR
POOR CONNECTION
z
Turn the ignition switch off.
z
Disconnect battery terminal and
PCM connector.
z
Inspect for poor connection (such
as damaged/pulled-out pins,
corrosion).
z
Is there any malfunction?
Yes
Repair or replace suspected part, then go to
Step 5.
No
Go to the next step.
4
INSPECT KEEP ALIVE POWER
CIRCUIT FOR OPEN CIRCUIT
z
Turn the ignition switch off.
z
Disconnect battery cables.
z
Disconnect PCM connector.
z
Check continuity between battery
positive terminal (harness-side)
and PCM terminal 1BB (wiring
harness-side).
z
Is there continuity?
Yes
Go to the next step.
No
Repair or replace suspected part, then go to
the next step.
5
VERIFY TROUBLESHOOTING OF
DTC P1633 HAS BEEN
COMPLETED
z
Make sure to reconnect all
disconnected connectors.
z
Clear the DTC from the PCM
memory using the M-MDS.
z
Start the engine.
z
Is the same DTC present?
Yes
Replace the PCM, then go to the next step.
(see
PCM
REMOVAL/INSTALLATION [MZI-
3.5]
.)
No
Go to the next step.
6
VERIFY AFTER REPAIR
Yes
Go to the applicable DTC inspection.
2007 Mazda CX-9 Grand Touring
2007 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.5) - CX-9
Microsoft
Sunday, November 15, 2009 9:26:37 AM
Page 377
© 2005 Mitchell Repair Information Company, LLC.