Mazda CX-9 Grand Touring 2007 Manual page 408

2007 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.5) - CX-9
Inspect for continuity between the
following terminals:
MAF sensor terminal C and
PCM terminal 1AJ
MAF sensor terminal D and
PCM terminal 1AN
Are there continuity?
10 VERIFY TROUBLESHOOTING OF
DTC P0104 HAS BEEN
COMPLETED
Verify that all disconnected
connectors reconnected.
Clear DTC from memory using
M-MDS.
Start the engine.
Perform the "KOEO/KOER self-
test"
(See KOEO/KOER SELF TEST
[MZI-3.5].)
Is same DTC present?
11 VERIFY AFTER REPAIR
PROCEDURE
Perform the "AFTER REPAIR
PROCEDURE".
(See AFTER REPAIR
PROCEDURE [MZI-3.5].)
Are any DTCs present?
DTC P0111 [MZI-3.5]
DTC P0111 (MZI-3.5) DETECTION CONDITION AND POSSIBLE CAUSES
DTC P0111 IAT sensor circuit range/performance
DETECTION
CONDITION
2007 Mazda CX-9 Grand Touring
Indicates the IAT rationality test has failed. This DTC indicates that the IAT
value is higher than a calibrated value and could prevent 1 or more on-board
diagnostic (OBD) monitors from completing. The PCM runs this logic after
an engine off and a calibrated soak period (typically 6 hours) This soak
period allows IAT and CHT to stabilize and not differ by more than a
calibrated value. DTC P0111 is set when: the IAT at engine start exceeds
Yes Replace the PCM, then go to next step.
(see PCM
REMOVAL/INSTALLATION [MZI-
3.5] .)
No Go to next step.
Yes Go to the applicable DTC inspection.
(See DTC TABLE [MZI-3.5].)
No Troubleshooting completed.