Mazda CX-9 Grand Touring 2009 Manual page 899

2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9
Has FREEZE FRAME DATA been
1
recorded?
VERIFY RELATED REPAIR
INFORMATION AVAILABILITY
Verify related Service Bulletins and/or
2
on-line repair information availability.
Is any related Service Bulletins
available?
VERIFY RELATED PENDING AND
STORED DTC
Turn the ignition switch off, then to the
3
ON position (Engine off)
Verify pending and stored DTCs using
M-MDS.
Is other DTC present?
VERIFY CURRENT INPUT SIGNAL
STATUS
Start the engine and warm up
completely.
4
Access VT ACT1 (P0016) or VT ACT2
(P0018) PID using the M-MDS.
Is PID reading normal?
-14-46°
VERIFY TIMING CHAIN
INSTALLATION
Stop the engine.
Remove the front cover.
5
Is the camshaft timing mark at the
correct point?
(See TIMING CHAIN
REMOVAL/INSTALLATION [MZI-
3.7] .)
VERIFY TROUBLESHOOTING OF DTC
P0016, P0018 HAS BEEN COMPLETED
6
Make sure to reconnect all disconnected
connectors.
Turn the engine switch to the ON
2008 Mazda CX-9 Grand Touring
Record the FREEZE FRAME DATA on the
No
Perform repair or diagnosis according to the
available Service Bulletins.
Yes
No
Go to the appropriate DTC troubleshooting.
Yes
(See DTC TABLE [MZI-3.7].)
No
Yes Go to the next step.
Replace the OCV, then go to Step 6. (See OIL
No
REMOVAL/INSTALLATION [MZI-3.7] .)
Yes Go to the next step.
Reinstall the timing chain, then go to the next
No
Replace the PCM, then go to the next step.
Yes (See PCM REMOVAL/INSTALLATION
[MZI-3.7] .)
repair order, then go to the next step.
If the vehicle is not repaired, go to the
next step.
Go to the next step.
Go to the next step.
CONTROL VALVE (OCV)
step.