DIAGNOSTIC PROCEDURE
DIAGNOSTIC PROCEDURE
POSSIBLE CAUSE
z
Inadequate fuel filling speed
WARNING:
z
The following troubleshooting flow chart contains the fuel system
diagnosis and repair procedures. Read the following warnings
before servicing the fuel system:
{
Fuel vapor is hazardous. It can easily ignite, causing serious
injury and damage. Always keep sparks and flames away
from fuel.
{
Fuel line spills and leakage are dangerous. Fuel can ignite
and cause serious injuries or death and damage. Fuel can
also irritate skin and eyes. To prevent this, always complete
"BEFORE REPAIR PROCEDURE" and "AFTER REPAIR
PROCEDURE" described in this manual.
(see BEFORE REPAIR PROCEDURE [MZI-3.5] .)
(see AFTER REPAIR PROCEDURE [MZI-3.5] .)
CAUTION:
z
Disconnecting/connecting quick release connector without
cleaning it may cause damage to fuel pipe and quick release
connector. Always clean quick release connector joint area before
disconnecting/connecting, and make sure that it is free of foreign
material.
STEP
INSPECTION
ACTION
1
Connect the M-MDS to the DLC-2.
Turn the ignition switch to the ON
position (Engine off).
Retrieve any DTCs.
Are there any DTCs displayed?
Yes
DTC is displayed:
Go to the appropriate DTC inspection.
(see
DTC TABLE [MZI-3.5]
.)
No
No DTC is displayed:
Go to the next step.
2
Remove the fuel-filler pipe.
Make sure the nonreturn valve is
installed properly.
Inspect nonreturn valve operation.
Is the nonreturn valve normal?
Yes
Inspect for the following:
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Improper use of fuel nozzle
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Inadequate fuel filling speed
No
Nonreturn valve is installed
improperly:
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Reinstall nonreturn valve to proper
position.
2007 Mazda CX-9 Grand Touring
2007 ENGINE PERFORMANCE Symptom Troubleshooting (MZI-3.5) - CX-9
Microsoft
Sunday, November 15, 2009 9:27:38 AM
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© 2005 Mitchell Repair Information Company, LLC.