Between PCM
terminal 1AI and
instrument cluster
terminal 1L
Is there any
malfunction?
No
Go to the next step.
8
Verify the following:
Vacuum
connection
Air cleaner
element
No air leakage
from intake-air
system
No restriction of
intake-air system
Proper sealing of
intake manifold
and components
attached to intake
manifold: EGR
valve
Ignition wiring
Fuel quality:
proper octane,
contamination,
winter/summer
blend
Electrical
connections
Smooth operation
of throttle valve
Are all items normal?
Yes
Go to the next step.
No
Service if necessary.
Repeat Step 9.
9
Connect the M-MDS or
equivalent to the DLC-
2. Access the APP1 and
APP2 PIDs. Crank the
engine with accelerator
pedal released.
Yes
Go to the next step.
No
Inspect for the following:
APP sensor
Wiring harnesses and
connectors for following:
2007 Mazda MX-5 Miata Sport
2007 ENGINE PERFORMANCE Symptom Troubleshooting - MX-5 Miata
Microsoft
Thursday, July 09, 2009 2:42:09 PM
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