z
Turn the ignition switch off.
z
Inspect the throttle actuator
control motor for damaged
housing, wiring harness connector,
and wiring harness.
z
Are there any concerns with the
throttle actuator control motor
hardware?
z
Make sure the throttle body
connector is properly
connected.
No
Go to the next step.
8
INSPECT THROTTLE ACTUATOR
CONTROL CIRCUITS FOR SHORT
EACH OTHER
z
Turn the ignition switch off.
z
Measure resistance between
throttle actuator terminal A and B.
z
Is the resistance more than 10
kilohms?
Yes
Go to the next step.
No
Repair or replace suspected part, then go to
the next step.
9
VERIFY TROUBLESHOOTING OF
DTC P2112 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-3.5]
.)
z
Is the PENDING CODE for the
DTC present?
Yes
Replace the PCM, then go to the next step.
(see
PCM
REMOVAL/INSTALLATION [MZI-
3.5]
.)
No
Go to the next step.
10
VERIFY AFTER REPAIR
PROCEDURE
z
Perform the "AFTER REPAIR
PROCEDURE".
(See
AFTER REPAIR
PROCEDURE [MZI-3.5]
.)
Yes
Go to the applicable DTC inspection.
(See
DTC TABLE [MZI-3.5]
.)
No
Troubleshooting completed.
2007 Mazda CX-9 Grand Touring
2007 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.5) - CX-9
Microsoft
Sunday, November 15, 2009 9:26:38 AM
Page 411
© 2005 Mitchell Repair Information Company, LLC.