Mazda CX-9 Grand Touring 2009 Manual page 933

2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9
INSPECT IAT SENSOR SIGNAL
CIRCUIT FOR OPEN CIRCUIT
Inspect continuity between MAF/IAT
7
sensor terminal F (wiring harness-side)
and PCM terminal 1AF (wiring
harness-side).
Is there continuity?
INSPECT IAT SENSOR GROUND
CIRCUIT FOR OPEN CIRCUIT
Inspect continuity between MAF/IAT
8
sensor terminal E (wiring harness-side)
and PCM terminal 1AL (wiring
harness-side).
Is there continuity?
VERIFY TROUBLESHOOTING OF DTC
P0113 HAS BEEN COMPLETED
Verify that all disconnected connectors
reconnected.
Turn the ignition switch to the ON
9
position (Engine off).
Clear the DTC from the PCM memory
using the M-MDS.
Start engine and warm it up
completely.
Is same DTC present?
VERIFY AFTER REPAIR PROCEDURE
Perform the "AFTER REPAIR
10
PROCEDURE". (See AFTER
REPAIR PROCEDURE [MZI-3.7].)
Are any DTCs present?
DTC P0114 [MZI-3.7]
DTC P0114 (MZI-3.7) DETECTION CONDITIONS AND POSSIBLE CAUSES
DTC P0114
DETECTION CONDITION
POSSIBLE CAUSE
2008 Mazda CX-9 Grand Touring
Yes Go to the next step.
No
Yes Go to the next step.
No
Yes
No
Yes
No
IAT sensor Intermittent/erratic
Indicates the sensor signal was intermittent during the CCM.
IAT sensor malfunction
Harness malfunction
Connector or terminal malfunction
Repair or replace suspected part, then go to
Step 9.
Repair or replace suspected part, then go to the
next step.
Replace the PCM, then go to the next step. (See
PCM REMOVAL/INSTALLATION [MZI-
3.7] .)
Go to the next step.
Go to the applicable DTC inspection. (See
DTC TABLE [MZI-3.7].)
Troubleshooting completed.