Honda CR-V 1997 Service Manual page 275

ECM/PCM CONNECTOR C 131PI
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ECM/PCM CONNECTOR C (31P)
Wire side of female terminals
Termin,l
Wire coIOf'
........
,
BlOWlHT
2"'
WHT/GRN
3"
REO/BLU
5
WWT/RED
7 GRNN/HT
8 BlU
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WHT
,.
WHT
17 RED/GRN
'8
GRNJBLK
,.
VEL/RED
20 ORN
21 RED
22 BLU/REO
23
BLUN/HT
25 REO/VEt
26 REOIVVHT
27 REO/elK
2.
VElJBLU
2.
VEL
30 8lK
31 WHT/RED
*1:
AfT
*3: '98 model
*2:
Mrr
* 4:
'99 - 00
models
*5: USA
rermh'lIl Mm. Dhcription
P02SHTC (PRIMARY HEATED Drives primary heated oxygen sensor
OXYGEN SENSOA HEATER heater.
CONTROll
ALTC (ALTERNATOR CON- Sends alternator control signal.
TROU
KS (KNOCK SENSOR)
Detects KS signal.
ALTF (ALTERNATOR FR SIG- Detects alternator FR signal.
NAL)
SGl (SENSOR GROUND) Ground for MAP sensor.
CKPP (CKP SENSOR
P
SIDE) Detects CKP sensor.
CKPM (CKP SENSOR M SIDE) Ground for CKP sensor .
PH02S (PRIMARY HEATED Detects primary heated oxygen sensor
OXYGEN SENSOR. SENSOR
1) (sensor') signal.
MAP {MANIFOLD ABSOLUTE
Detects MAP sensor signat.
PRESSURE SENSOR)
SG2 (SENSOR GROUND) Sensor ground.
VCCl (SENSOR VOLTAGE) Power source to MAP sensor.
TDCP ITDC SENSOR
P
SIDE) Detects TOC sensor.
TOCM (TOC SENSOR M SIDE) Ground for TOC sensor.
CKFP (CKF SENSOR P SIDE)
Detects CKF sensor.
VSS (VEHICLE SPEED SEN- Detects VSS signal.
SORI
IAT (INTAKE AIR TEMPERA-
Detects IAT sensor signal.
TURE SENSOR)
ECT (ENGINE COOLANT Detects ECT seO$or signal.
TEMPERATURE SENSOR)
TPS (THROTTLE POSITION Detects TP sensor signal.
SENSOR)
VCC2 (SENSOR VOLTAGE) Provides sensor voltage.
CYPP (CYP SENSOR P SIDE' Delects GYP sensor.
CYPM (CVP SENSOR M SlOE) Ground f or C'fP
""sor.
CKFM (CKF SENSOR
M
SIDE) Ground for CKF S9f1sor signal.
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NOTE· Standard battery voltage is 12 V
Sign.1
With
ignition
switch ON (II): banery voltage
With fully warmed up engine running: duty
controlled
With fully warmed - up engine running: battery
voltage
During driving with small electricllIlload: 0 V
With engine knocking: pulses
With fully warmed up engine running: 0 V - banery
voltage (depending on electrical load)
less t han 1.0 V at all times
With engine running: pulses
With throttle fully opened from idle with fully,
warmed up engine: above 0.6 V
With throttle Quickly closed : below 0.4 V
With ignition switch ON (lit: about 3 V
At idle: about 1.0 V (depending on engine speed)
less than 1.0 V at all time s
With ignition switch ON III): about 5 V
With ignition switch OFF: 0 V
With engine running: pulses
With engine running: pulses
With ignition switch ON (Il l end front wheels
rotating: cycles 0 V - about 5 V or banery voltage
With ignition switch ON (10: about 0.1 - 4.8 V
(depending
on
i ntake air temperature)
With ignition switch ON
(II):
about O. , 4.8V
(depending on engine coolant temperature)
With throttle fully open: about 4.8 V
With throttle fully closed: about 0.5 V
With ignition switch ON
(II): about 5 V
W ith ignition switch Off: 0 V
With engine running: pulses
(cont'd)
11-73