z
Connect the M-MDS to the DLC-2.
z
Access RPM PID.
z
Crank the engine.
z
Is the reading more than 150 rpm?
should be functioning properly.
No
Go to the next step.
5
INSPECT THE FRONT COVER, CKP
SENSOR AND CKP SENSOR PULSE
WHEEL FOR OBVIOUS PHYSICAL
DAMAGE
z
Turn the ignition switch off.
z
Visually inspect the front cover,
CKP sensor and CKP sensor pulse
wheel for obvious physical damage.
z
Do any parts appear physically
damaged?
Yes Repair if necessary, then go to Step 11.
No
Go to the next step.
6
INSPECT CKP SENSOR
CONNECTOR FOR POOR
CONNECTION
z
Disconnect the CKP sensor
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
11.
No
Go to the next step.
7
INSPECT CKP SENSOR
z
Inspect the CKP sensor. (See
CRANKSHAFT POSITION
(CKP) SENSOR INSPECTION
[MZI-3.7]
.)
z
Is there any malfunction?
Yes
Replace the CKP sensor, then go to Step 11. (See
CRANKSHAFT POSITION (CKP) SENSOR
REMOVAL/INSTALLATION [MZI-3.7]
.)
No
Go to the next step.
8
INSPECT CMP SENSOR
CONNECTOR FOR POOR
CONNECTION
z
Disconnect the CMP sensor
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
11.
No
Go to the next step.
INSPECT CMP SENSOR
2008 Mazda CX-9 Grand Touring
2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9
Microsoft
Sunday, November 15, 2009 10:08:41 AM
Page 332
© 2005 Mitchell Repair Information Company, LLC.
