DIAGNOSTIC PROCEDURE
DTC P2128 (MZI-3.7) DIAGNOSTIC PROCEDURE
STEP
INSPECTION
ACTION
1
VERIFY FREEZE FRAME DATA HAS
BEEN RECORDED
z
Has FREEZE FRAME DATA been
recorded?
Yes Go to the next step.
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 APP SENSOR CONNECTOR
FOR POOR CONNECTION
z
Turn the ignition switch off.
z
Disconnect the APP sensor
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
8.
No
Go to the next step.
4
INSPECT APP SENSOR NO.2
z
Inspect APP sensor No.2. (See
ACCELERATOR PEDAL
POSITION (APP) SENSOR
INSPECTION [MZI-3.7]
.)
z
Is there any malfunction?
Yes
Replace the accelerator pedal, then go to Step 8.
(See
ACCELERATOR PEDAL
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
Are there any malfunction?
Yes
Repair or replace suspected part, then go to Step
8.
No
Go to the next step.
INSPECT APP SENSOR NO.2
CIRCUIT FOR OPEN CIRCUIT
2008 Mazda CX-9 Grand Touring
2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9
Microsoft
Sunday, November 15, 2009 10:08:43 AM
Page 397
© 2005 Mitchell Repair Information Company, LLC.
