1
z
Has FREEZE FRAME DATA been
recorded?
No
Record the 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
VERIFY RELATED PENDING AND
STORED DTC
z
Turn the ignition switch off, then to the
ON position (Engine off)
z
Verify pending and stored DTCs using
M-MDS.
z
Is other DTC present?
Yes
Go to the appropriate DTC troubleshooting.
(See
DTC TABLE [MZI-3.7]
.)
No
Go to the next step.
4
VERIFY CURRENT INPUT SIGNAL
STATUS
z
Start the engine and warm up
completely.
z
Access VT ACT1 (P0016) or VT ACT2
(P0018) PID using the M-MDS.
z
Is PID reading normal?
{
-14-46°
Yes Go to the next step.
No
Replace the OCV, then go to Step 6. (See
OIL
CONTROL VALVE (OCV)
REMOVAL/INSTALLATION [MZI-3.7]
.)
5
VERIFY TIMING CHAIN
INSTALLATION
z
Stop the engine.
z
Remove the front cover.
z
Is the camshaft timing mark at the
correct point?
(See
TIMING CHAIN
REMOVAL/INSTALLATION [MZI-
3.7]
.)
Yes Go to the next step.
No
Reinstall the timing chain, then go to the next
step.
6
VERIFY TROUBLESHOOTING OF DTC
P0016, P0018 HAS BEEN COMPLETED
z
Make sure to reconnect all disconnected
connectors.
z
Turn the engine switch to the ON
Yes
Replace the PCM, then go to the next step.
(See
PCM REMOVAL/INSTALLATION
[MZI-3.7]
.)
2008 Mazda CX-9 Grand Touring
2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9
Microsoft
Sunday, November 15, 2009 10:08:34 AM
Page 35
© 2005 Mitchell Repair Information Company, LLC.
