2AO
Constant
voltage (Vref)
Throttle body
(TP sensor)
Ignition switch is turned to
the ON position
Approx. 5.0
Related
wiring
harness
2AP
Sensor
ground
Throttle body
(TP sensor)
Under any condition
Below 1.0
Related
wiring
harness
2AQ
Constant
voltage
CKP sensor
Ignition switch is turned to
the ON position
B+
Related
wiring
harness
2AR
-
-
-
-
-
2AS
-
-
-
-
-
2AT
IGT4
Ignition coil
(No.4
cylinders)
Inspect using the wave profile.
(See
INSPECTION USING AN
OSCILLOSCOPE
(REFERENCE)
.)
Ignition
coil No.4
Related
wiring
harness
2AU
Constant
voltage (Vref)
MAP sensor Ignition switch is turned to
the ON position
Approx. 5.0
Related
wiring
harness
2AV
MAP sensor
ground
MAP sensor Under any condition
Below 1.0
Related
wiring
harness
2AW
IGT2
Ignition coil
(No.2
cylinders)
Inspect using the wave profile.
(See
INSPECTION USING AN
OSCILLOSCOPE
(REFERENCE)
.)
Ignition
coil No.2
Related
wiring
harness
2AX
IGT3
Ignition coil
(No.3
cylinders)
Inspect using the wave profile.
(See
INSPECTION USING AN
OSCILLOSCOPE
(REFERENCE)
.)
Ignition
coil No.3
Related
wiring
harness
2AY
ECT sensor
ground
ECT sensor
Under any condition
Below 1.0
Related
wiring
harness
2AZ
Fuel injection
(#4)
Fuel injector
No.4
Inspect using the wave profile.
(See
INSPECTION USING AN
OSCILLOSCOPE
(REFERENCE)
.)
Fuel
injector
No.4
Related
wiring
harness
2007 Mazda MX-5 Miata Sport
2007 ENGINE PERFORMANCE Engine Control System - MX-5 Miata
Microsoft
Thursday, July 09, 2009 2:41:09 PM
Page 17
© 2005 Mitchell Repair Information Company, LLC.