DIAGNOSTIC PROCEDURE
DTC P2195, P2197 (MZI-3.5) DIAGNOSTIC PROCEDURE
CONDITION
rich condition. The test fails when the fuel control system no longer detects
switching for a calibrated amount of time.
POSSIBLE CAUSE
z
Front HO2S malfunction
z
Fuel injector malfunction
z
Insufficient fuel line pressure
z
Leakage exhaust gas
z
Air suction at intake-air system malfunction
z
Leakage fuel
z
MAF sensor malfunction
z
ECT sensor malfunction
z
PCM malfunction
STEP
INSPECTION
ACTION
1
VERIFY FREEZE FRAME DATA
HAS BEEN RECORDED
z
Has FREEZE FRAME DATA
been recorded?
Yes
Go to the next step.
No
Record FREEZE FRAME DATA on the
repair order, then go to the next step.
2
VERIFY RELATED REPAIR
INFORMATION AVAILABILITY
z
Is any related Service Bulletins
available?
Yes
Perform repair or diagnosis according to
the available Service Bulletins.
z
If the vehicle is not repaired, go to
the next step.
No
Perform the PCM reprogramming
procedure.
(see
PCM CONFIGURATION [MZI-
3.5]
.)
Then go to the next step.
3
VERIFY RELATED PENDING
CODE OR STORED DTCs
z
Turn the ignition switch off then
to the ON position (Engine off).
z
Verify the related PENDING
CODE or stored DTCs using the
M-MDS.
Yes
Go to the appropriate DTC
troubleshooting.
(See
DTC TABLE [MZI-3.5]
.)
No
Go to the next step.
4
IDENTIFY TRIGGER DTC FOR
FREEZE FRAME DATA
z
Is DTC P2195 or P2197 on the
Yes
Go to the next step.
No
Go to the troubleshooting for the DTC on
the "FREEZE FRAME DATA".
(See
DTC TABLE [MZI-3.5]
.)
2007 Mazda CX-9 Grand Touring
2007 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.5) - CX-9
Microsoft
Sunday, November 15, 2009 9:26:39 AM
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© 2005 Mitchell Repair Information Company, LLC.