Mazda CX-9 Grand Touring 2007 Manual page 493

2007 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.5) - CX-9
6 INSPECT TP SENSOR NO.2
Inspect the TP sensor No.2.
(see THROTTLE POSITION
(TP) SENSOR INSPECTION
[MZI-3.5]. )
Is there any malfunction?
7 INSPECT TP SENSOR SIGNAL
CIRCUITS FOR SHORT EACH
OTHER
Disconnect the TP sensor and
PCM connector.
Measure resistance between
Throttle body connector terminal
D and C.
Is the resistance more than 10
kilohms?
8 VERIFY TROUBLESHOOTING OF
DTC P0223 HAS BEEN
COMPLETED
Make sure to reconnect all
disconnected connectors.
Clear the DTC from the PCM
memory using the M-MDS.
Start the engine.
Perform the "KOEO/KOER self-
test".
(See KOEO/KOER SELF TEST
[MZI-3.5].)
Is same DTC present?
9 VERIFY AFTER REPAIR
PROCEDURE
Perform the "AFTER REPAIR
PROCEDURE".
(See AFTER REPAIR
PROCEDURE [MZI-3.5].)
2007 Mazda CX-9 Grand Touring
Yes
No
Yes
No
Yes
No
Yes
No
Replace the throttle body, then go to Step
8.
Go to the next step.
Go to the next step.
Repair or replace suspected part, then go to
Step 8.
Replace the PCM, then go to the next step.
(see PCM
REMOVAL/INSTALLATION [MZI-
3.5] .)
Go to the next step.
Go to the applicable DTC inspection.
(See DTC TABLE [MZI-3.5].)
Troubleshooting completed.