DTC P0297 [MZI-3.7]
DTC P0297 (MZI-3.7) DETECTION CONDITIONS AND POSSIBLE CAUSES
DIAGNOSTIC PROCEDURE
DTC P0297 (MZI-3.7) DIAGNOSTIC PROCEDURE
8
INSPECT FUEL PUMP RELAY
z
Inspect the fuel pump relay. (See
RELAY
INSPECTION
.)
z
Is there any malfunction?
Yes Replace the fuel pump relay, then
go to Step 10.
No
Go to the next step.
9
INSPECT FUEL PUMP
z
Inspect the fuel pump. (See
FUEL PUMP UNIT
INSPECTION [MZI-3.7]
.)
z
Is there any malfunction?
Yes
Replace the fuel pump unit, then go
to the next step.
No
Go to the next step.
10
VERIFY TROUBLESHOOTING OF DTC P0232
HAS BEEN COMPLETED
z
Verify that all disconnected connectors
reconnected.
z
Clear DTC from memory using M-MDS.
z
Start the engine.
z
Perform the "KOEO/KOER self-test" (See
KOEO/KOER SELF TEST [MZI-3.7]
.)
z
Is same DTC present?
Yes
Replace the PCM, then go to the
next step.
No
Go to the next step.
11
VERIFY AFTER REPAIR PROCEDURE
z
Perform the "AFTER REPAIR PROCEDURE".
(See
AFTER REPAIR PROCEDURE [MZI-
3.7]
.)
z
Are any DTCs present?
Yes
Go to the applicable DTC
inspection. (See
DTC TABLE
[MZI-3.7]
.)
No
Troubleshooting completed.
DTC P0297
Vehicle over speed condition
DETECTION
CONDITION
z
P0297 indicates that the vehicle has been operated in a manner which
caused the engine or vehicle to exceed a calibration limit.
POSSIBLE CAUSE
z
Wheel slippage (water, ice, mud and snow).
z
Excessive engine rpm in neutral.
z
Vehicle drive at a high rate of speed.
STEP
INSPECTION
ACTION
VERIFY FREEZE FRAME DATA
Yes Go to the next step.
2008 Mazda CX-9 Grand Touring
2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9
Microsoft
Sunday, November 15, 2009 10:08:36 AM
Page 149
© 2005 Mitchell Repair Information Company, LLC.
