Acura Integra 1998 Service Manual page 246

ECM CONNECTOR D (16P}
Wire side of female terminals
ECM CONNECTOR D (16P1
NOTE| Standard battery voltage is 12 V.
T
erminal
number
Wire
color
T6rminal name
Doscription
Signal
1
RED/BLK
TPS (THROTTLE POSITION
SENSOR)
Detects TP sensor s;gnal.
W i t h t h r o t t l e f u l l y o p e n : a b o u t 4 . 5 V
W i t h t h r o t t l e f u l l y c l o s e d : a b o u t 0 . 5 V
2 REDAr'r'HT
ECT (ENGINE COOLANT
TEMPERATUBE SENSOB}
Detects ECT sensor signal.
With ignition switch ON (ll)r about
0.1 - 4.8 V (depending on engine coolant
temperalure)
3 WHT//EL
MAP {MANIFOLD AESOLUTE
PBESSURE SENSOR)
Detects MAP sensor signal.
With ignition switch ON (ll)iabout 3 V
At idle: about 1.0 V {depending on engine
speeol
4
YELA/VHT
v c c l
{SENSOR VOLTAGE) Power source for MAP sensor, With ignition switch ON (ll): about 5 V
5 GRNAVHT
BKSW (BRAKE SWITCH)
Detects brake switch signal.
With brake pedal released: 0 V
With brake pedal depressed: battery
voltage
6 * !
RED/BLU K S ( K N O C K S E N S O R }
Detects KS signal. With engine running: pulses
l
PHO2S (PRIMARY HEATED
OXYGEN GENSOR)
Detects primary oxygen sensor
signal.
With throttle fully opened, fully warmed up
engine: above 0.6 V
With throttle quickly closed: below 0.4 V
8 RED/VEL
IAT (INTAKE AIR
TEMPERATURE
SENSOR)
Detects IAT sensor signal.
With ignition switch ON {ll): about
0.1 - 4.8 V (depending on intake air
temperature)
1 0
YEL/BLU
vcc2
(SENSOB VOLTAGE)
P r o v i d e s s e n s o r v o l t a g e , With ignition switch ON (ll): about 5 V
With ignition switch OFF: 0 V
1 l
GRN/8LU SG2 (SENSOR GROUND}
Sensor ground.
Less than 1.0 V at all times.
GFNA/VHT
(SENSOR GROUND}
Ground tor MAP sensor. Less than 1.0 V at all times.
OBN/BLU
SHO2S GND (SECONDARY
HEATED OXYGEN SENSOR
G R O U N D )
Ground for secondary heated
oxygen sensor,
L e s s t h a n 1 . 0 V a t a l l t i m e s .
1 4
8LU/RED
SH02S (SECONDARY
HEATED OXYGEN SENSOR}
Detects secondary oxygen
sensor srgnal.
W i t h t h r o t t l e f u l l y o p e n e d . f u l l y w a r m e d u p
e n g i n e : a b o v e 0 , 6 V
W i t h t h r o t t l e q u i c k l y c l o s e d : b e l o w 0 . 4 V
LT GRN
PTANK (FUEL TANK PRES
SURE SENSOR)
Detects fueltank pressure sensor.
With luel fill cap opened: about 2-5 V
GRN/RED
E L ( E L O i
Detects ELD signal.
With parking lights turned on at idle: about
2 . 5 - 3 . 5 V
With low beam headlights turned on at idle:
about 1.5 - 2.5 V
* 1 : U S A
*2: 818C1 engine
"3:A"/T
*4: B18C'1, 818C5 engines
1 1- 4 1