Mazda CX-9 Grand Touring 2009 Manual page 1013

2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9
INSPECT FUEL PUMP RELAY
Inspect the fuel pump relay. (See RELAY
8
INSPECTION .)
Is there any malfunction?
INSPECT FUEL PUMP
Inspect the fuel pump. (See FUEL PUMP UNIT
9
INSPECTION [MZI-3.7] .)
Is there any malfunction?
VERIFY TROUBLESHOOTING OF DTC P0232
HAS BEEN COMPLETED
Verify that all disconnected connectors
reconnected.
10
Clear DTC from memory using M-MDS.
Start the engine.
Perform the "KOEO/KOER self-test" (See
KOEO/KOER SELF TEST [MZI-3.7].)
Is same DTC present?
VERIFY AFTER REPAIR PROCEDURE
Perform the "AFTER REPAIR PROCEDURE".
11
(See AFTER REPAIR PROCEDURE [MZI-
3.7].)
Are any DTCs present?
DTC P0297 [MZI-3.7]
DTC P0297 (MZI-3.7) DETECTION CONDITIONS AND POSSIBLE CAUSES
DTC P0297
DETECTION
CONDITION
POSSIBLE CAUSE
DIAGNOSTIC PROCEDURE
DTC P0297 (MZI-3.7) DIAGNOSTIC PROCEDURE
STEP INSPECTION
VERIFY FREEZE FRAME DATA
2008 Mazda CX-9 Grand Touring
Vehicle over speed condition
P0297 indicates that the vehicle has been operated in a manner which
caused the engine or vehicle to exceed a calibration limit.
Wheel slippage (water, ice, mud and snow).
Excessive engine rpm in neutral.
Vehicle drive at a high rate of speed.
Yes Go to the next step.
Replace the fuel pump relay, then
Yes
go to Step 10.
No Go to the next step.
Replace the fuel pump unit, then go
Yes
to the next step.
No Go to the next step.
Replace the PCM, then go to the
Yes
next step.
No Go to the next step.
Go to the applicable DTC
Yes inspection. (See DTC TABLE
[MZI-3.7].)
No Troubleshooting completed.
ACTION