Mazda CX-9 Grand Touring 2009 Manual page 1037

2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9
KS terminal A and body
ground.
KS terminal B and body
ground.
Are there continuity?
INSPECT PCM CONNECTOR FOR
POOR CONNECTION
Turn the ignition switch off.
Disconnect the PCM sensor
6
connector.
Inspect for poor connection (such as
damaged/pulled-out pins, corrosion).
Are there any malfunction?
INSPECT KS (LH) CIRCUIT FOR
OPEN CIRCUIT
Turn the ignition switch off.
Inspect for continuity between the
following terminals:
7
KS terminal A and PCM
terminal 2Q
KS terminal B and PCM
terminal 2M
Are there continuity?
INSPECT THE KS (LH)
Inspect the KS (LH). (See KNOCK
8
SENSOR (KS) INSPECTION
[MZI-3.7] .)
Is there malfunction?
VERIFY TROUBLESHOOTING OF
DTC P0330 HAS BEEN COMPLETED
Verify that all disconnected
connectors reconnected.
Clear the DTC from the PCM
9
memory using the M-MDS.
Perform the "KOEO or KOER self-
test" using the M-MDS. (See
KOEO/KOER SELF TEST [MZI-
3.7].)
Is the PENDING CODE for the DTC
2008 Mazda CX-9 Grand Touring
No
Repair or replace suspected part, then go to Step
Yes
9.
No
Yes Go to the next step.
Repair or replace suspected part, then go to Step
No
Replace the KS, then go to the next step.(See
Yes KNOCK SENSOR (KS)
REMOVAL/INSTALLATION [MZI-3.7] .)
No
Replace the PCM, then go to the next step. (See
Yes PCM REMOVAL/INSTALLATION [MZI-
3.7] .)
No
Go to the next step.
Go to the next step.
9.
Go to the next step.
Go to the next step.