pedal position)
On/Off
depressed: On
Clutch pedal
released: Off.
CPP/PNP
(1)
(Shift lever
position)
Drive/Neutral
Neutral: Neutral
Other than neutral:
Drive
Neutral switch
1X
DTCCNT
(Number of
DTC detected)
-
Number of DTCs
stored
-
-
ECT
(Engine coolant
temperature)
°C
°F
Ignition switch is
turned to the ON
position: Indicate
the ECT
ECT sensor
2AH
V
ECT is 20°C {68°
F}: Approx. 3.0 V
ECT is 80°C
{176°F}: Approx.
0.9 V
EQ_RAT11
(Actual lambda
signal)
-
Idle after warm-
up: Approx. 1
Front HO2S
-
EQ_RAT11_DS
D
(Target lambda)
-
Target lambda
(Excess air factor
= supplied air
amount/theoretical
air/fuel ratio)
Front HO2S
-
ETC_ACT
(Throttle
control)
°
Accelerator pedal
released: Approx.
0°
Accelerator pedal
depressed:
Approx. 94.5°
TP sensor
-
ETC_DSD
(Throttle
control desired)
%
Indicate the target
throttle valve
opening ratio
The following
PIDs
APP, RPM
-
°
Indicate the target
throttle valve
opening angle
EVAPCP
(Purge solenoid
valve duty
value)
Ignition switch is
turned to the ON
position: 0%
Increase the
The following
PIDs
ECT, IAT,
RPM, TP,
2C
2007 Mazda MX-5 Miata Sport
2007 ENGINE PERFORMANCE Engine Control System - MX-5 Miata
Microsoft
Thursday, July 09, 2009 2:41:10 PM
Page 35
© 2005 Mitchell Repair Information Company, LLC.