Mazda CX-9 Grand Touring 2009 Manual page 1107

2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9
Is any related Service Bulletins
available?
VERIFY RELATED PENDING OR
STORED DTCS
Turn the ignition switch off then to
3
the ON position (Engine off).
Verify pending code or stored
DTCs using the M-MDS.
Is other DTC present?
INSPECT AIR CLEANER ELEMENT
Remove air cleaner element with
4
the engine running.
Is the engine speed increased?
INSPECT INTAKE AIR SYSTEM
FOR EXCESSIVE AIR SUCTION
5
Visually inspect the hose in intake
air system for damages.
Is there any malfunction?
INSPECT THROTTLE BODY
PASSAGE
6
Is the throttle body clogged?
VERIFY TROUBLESHOOTING OF
DTC P0506 HAS BEEN
COMPLETED
Verify that all disconnected
connectors reconnected.
Start the engine.
7
Clear the DTC from the PCM
memory using the M-MDS.
Depress brake pedal for 14 s or
more.
Is PENDING CODE for this DTC
present?
VERIFY AFTER REPAIR
PROCEDURE
8
Perform the "AFTER REPAIR
PROCEDURE".
2008 Mazda CX-9 Grand Touring
No
Repair applicable DTCs. (See DTC TABLE [MZI-
Yes
3.7].)
No
Yes Replace the air cleaner element, then go to Step 7.
No
Repair or replace the malfunctioning part, then go
Yes
to Step 7.
No
Clean or replace the throttle body passage, then go
Yes
to the next step.
No
Replace the PCM, then go to the next step. (See
Yes PCM REMOVAL/INSTALLATION [MZI-
3.7] .)
No
Go to the applicable DTC inspection. (See DTC
Yes
TABLE [MZI-3.7].)
Go to the next step.
Go to the next step.
Go to the next step.
Go to the next step.
Go to the next step.
Go to the next step.