availability.
z
Is any related Service Bulletins
available?
step.
No
Go to the next step.
3
INSPECT THROTTLE BODY
CONNECTOR FOR POOR
CONNECTION
z
Turn the ignition switch to the ON
position (Engine off).
z
Disconnect the throttle body
connector.
z
Inspect for poor connection (such
as damaged/pulled-out pins,
corrosion).
z
Are there any malfunction?
Yes Repair or replace suspected part, then go to Step 9.
No
Go to the next step.
4
INSPECT THE THROTTLE
ACTUATOR
z
Inspect the throttle actuator. (See
THROTTLE BODY
INSPECTION [MZI-3.7]
.)
z
Is there malfunction?
Yes
Replace the throttle body, then go to Step 9. (See
INTAKE-AIR SYSTEM
REMOVAL/INSTALLATION [MZI-3.7]
.)
No
Go to the next step.
5
INSPECT PCM CONNECTOR FOR
POOR CONNECTION
z
Turn the ignition switch off.
z
Disconnect the 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 9.
No
Go to the next step.
6
INSPECT THROTTLE ACTUATOR
CONTROL CIRCUIT FOR OPEN
z
Disconnect the PCM connector.
z
Inspect for continuity between the
following terminals:
{
Throttle body terminal A and
PCM terminal 2BO
{
Throttle body terminal B and
PCM terminal 2BR
z
Are there continuity?
Yes Go to the next step.
No Repair or replace suspected part, then go to Step 9.
INSPECT TP SENSOR SIGNAL
2008 Mazda CX-9 Grand Touring
2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9
Microsoft
Sunday, November 15, 2009 10:08:42 AM
Page 361
© 2005 Mitchell Repair Information Company, LLC.
