Mazda CX-9 Grand Touring 2007 Manual page 795

2007 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.5) - CX-9
FREEZE FRAME DATA?
5 VERIFY CURRENT INPUT SIGNAL
STATUS
Connect the M-MDS to the DLC-
2.
Verify the following PIDs.
(see PCM INSPECTION [MZI-
3.5] .)
APP1
APP2
APP3
ECT
MAF
TP_REL
VSS
Are the PIDs normal?
6 VERIFY CURRENT INPUT SIGNAL
STATUS UNDER FREEZE FRAME
DATA CONDITION
Connect the M-MDS to the DLC-
2.
Verify the following PIDs under
the FREEZE FRAME DATA
condition.
(see PCM INSPECTION [MZI-
3.5] .)
APP1
APP2
APP3
ECT
MAF
TP_REL
Are the PIDs normal?
7 INSPECT INTAKE AIR SYSTEM
FOR EXCESSIVE AIR SUCTION
Visually inspect for looseness,
cracks or damage to the hoses in
2007 Mazda CX-9 Grand Touring
Yes
No
Yes
No
Yes
Go to the next step.
Inspect the malfunctioning part according
to the inspection results.
Then go to Step 13.
Go to the next step.
Inspect the malfunctioning part according
to the inspection results. Then go to Step
13.
Repair or replace the malfunctioning part,
then go to Step 13.