Mazda MX-5 Miata Sport 2007 Manual page 2016

2007 ENGINE PERFORMANCE Symptom Troubleshooting - MX-5 Miata
DIAGNOSTIC PROCEDURE
EMISSION COMPLIANCE DIAGNOSTIC PROCEDURE TABLE
STEP
1
2
3
2007 Mazda MX-5 Miata Sport
INSPECTION
Inspect for the
following:
Vacuum lines for

leakage or
blockage
Electrical

connections
Proper

maintenance
schedule
followed
Intake-air system

and air cleaner
element
concerns:
obstructions,
leakage or
dirtiness
Are all items normal?
Connect the M-MDS or
equivalent to the DLC-
2.
Turn the ignition switch
to the ON position
(Engine off).
Retrieve any DTCs.
Are there any DTCs
displayed?
Is any other driveability
CAUTION:
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.
RESULTS
Yes Go to the next step.
No Service if necessary.
Repeat Step 1.
Yes DTC is displayed:
Go to appropriate DTC
inspection.
(See DTC TABLE [LF] .)
No No DTC is displayed:
Go to the next step.
Yes Go to appropriate symptom
ACTION