Acura RSX Honda Integra. Manual — part 84
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ECM/PCM Inputs and Outputs at Connector A (31P)
2005-2006 Models
Terminal
number
Wire color
Terminal name
Description
Signal
11-42
Fuel and Emissions Systems
System Description (cont’d)
NOTE: Standard battery voltage is 12 V.
20
YEL/BLU
VCC2 (SENSOR VOLTAGE)
Provides sensor voltage
With ignition switch ON (II): about 5.0 V
With ignition switch OFF: about 0 V
21
YEL/RED
VCC1 (SENSOR VOLTAGE)
Provides sensor voltage
With ignition switch ON (II): about 5.0 V
With ignition switch OFF: about 0 V
23
GRN/YEL
SG2 (SENSOR GROUND)
Sensor ground
Less than 1.0 V at all times
24
GRN/WHT
SG1 (SENSOR GROUND)
Sensor ground
Less than 1.0 V at all times
28
RED/YEL
AFS
(AIR FUEL RATIO
(A/F) SENSOR, SENSOR 1
SIDE)
Detects A/F sensor (sensor
1) signal
29
RED/BLK
TPS (THROTTLE POSITION
SENSOR)
Detects TP sensor signal
With throttle fully open: about 4.8 V
With throttle fully closed: about 0.5 V
30
GRN/RED
MAP (MANIFOLD
ABSOLUTE PRESSURE
SENSOR)
Detects MAP sensor signal
With ignition switch ON (II): about 3.0 V
At idle: about 1.0 V (depending on engine speed)
31
RED
AFS
(AIR FUEL RATIO
(A/F) SENSOR, SENSOR 1
SIDE)
Detects A/F sensor (sensor
1) signal
Wire side of female terminals
05/06/27 17:31:56 61S6M040_110_0042
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16
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ECM/PCM Inputs and Outputs at Connector B (24P)
2005-2006 Models
Terminal
number
Wire color
Terminal name
Description
Signal
11-43
NOTE: Standard battery voltage is 12 V.
1
BLU/WHT
VTC (VTC OIL CONTROL
SOLENOID VALVE)
Drives VTC oil control
solenoid valve
With ignition switch ON (II): about 0 V
2
YEL
INJ4 (No. 4 INJECTOR)
Drives No. 4 injector
At idle: duty controlled
With ignition switch ON (II): battery voltage
3
BLU
INJ3 (No. 3 INJECTOR)
Drives No. 3 injector
4
RED
INJ2 (No. 2 INJECTOR)
Drives No. 2 injector
5
BRN
INJ1 (No. 1 INJECTOR)
Drives No. 1 injector
6
GRN/YEL
VTS (ROCKER ARM OIL
CONTROL SOLENOID
(VTEC SOLENOID VALVE))
Drives rocker arm oil
control solenoid (VTEC
solenoid valve)
At idle: about 0 V
8
RED/WHT
ECT (ENGINE COOLANT
TEMPERATURE SENSOR)
Detects ECT sensor signal
With ignition switch ON (II): about 0.5
4.8 V
(depending on engine coolant temperature)
With fully warmed up engine: about 0.5
0.7 V
10
WHT/BLU
ALTL (ALTERNATOR L
SIGNAL)
Detects alternator signal
With ignition switch ON (II): about 0 V
With engine running: battery voltage
11
BLU/BLK
VTPSW (ROCKER ARM OIL
PRESSURE SWITCH (VTEC
OIL PRESSURE SWITCH))
Detects rocker arm oil
pressure switch (VTEC oil
pressure) switch signal
With engine at low speed: about 0 V
With engine at high speed: battery voltage
13
WHT/RED
ALTF (ALTERNATOR FR
SIGNAL)
Detects alternator FR signal
With engine running: about 0
5.0 V
(depending on electrical load)
17
RED/YEL
IAT (INTAKE AIR
TEMPERATURE SENSOR)
Detects IAT sensor signal
With ignition switch ON (II): about 0.5
4.8 V
(depending on intake air temperture)
18
WHT/GRN
ALTC (ALTERNATOR
CONTROL)
Sends alternator control
signal
With engine running
and fully warmed up: about 8.0 V
21
YEL/BLU
PCS (EVAPORATIVE
EMISSION CANISTER
PURGE VALVE)
Drives EVAP canister purge
valve
With engine running, engine coolant below 140 °F
(60 °C): battery voltage
With engine running, engine coolant above 140 °F
(60 °C): duty controlled
22
RED/YEL
IMTVPS (INTAKE
MANIFOLD TUNING VALVE
POSITION SENSOR)
(IMRCVPS (INTAKE
MANIFOLD RUNNER
CONTROL VALVE
POSITION SENSOR))
Detects IMT (IMRC) position
sensor signal
With engine speed below 4,700 rpm: about 3.75 V
With engine speed above 4,700 rpm: about 1.25 V
1: K20A3 engine
(cont’d)
1
Wire side of female terminals
05/06/27 17:31:56 61S6M040_110_0043
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17
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PCM Inputs and Outputs at Connector C (22P)
2005-2006 Models
Terminal
number
Wire color
Terminal name
Description
Signal
11-44
Fuel and Emissions Systems
System Description (cont’d)
NOTE: Standard battery voltage is 12 V.
1
RED/BLK
LSA (A/T CLUTCH
PRESSURE CONTROL
SOLENOID VALVE A)
Drives A/T clutch pressure
control solenoid valve A
With ignition switch ON (II): current control
2
GRN
SHC (SHIFT SOLENOID
VALVE C)
Drives shift solenoid
valve C
With engine running in N, or in D, M, or D3 (in 1st,
3rd, 5th gears): battery voltage
With engine running in P, R, or in D, M, or D3 (in
2nd, 4th gears): about 0 V
3
YEL
SHE (SHIFT SOLENOID
VALVE E)
Drives shift solenoid valve E
With engine running in P, R: battery voltage
With engine running in N, or in D, M, or D3 (in 1st,
2nd, 3rd, 4th, 5th gears): about 0 V
4
GRN/WHT
SHB (SHIFT SOLENOID
VALVE B)
Drives shift solenoid
valve B
With engine running in P, R, N or D, M, or D3 (in 1st,
2nd gears): battery voltage
With engine running in D, M, or D3 (in 3rd, 4th, 5th
gears): about 0 V
5
GRN/RED
SHD (SHIFT SOLENOID
VALVE D)
Drives shift solenoid
valve D
With engine running in D, M, or D3 (in 2nd, 5th
gears): battery voltage
With engine running in P, R, N or D, M, or D3 (in 1st,
3rd 4th gears): about 0V
6
BLU/BLK
SHA (SHIFT SOLENOID
VALVE A)
Drives shift solenoid
valve A
With engine running in R, or D, M, or D3 (in 1st, 4th,
5th gears): battery voltage
With engine running in P, N, or D, M, or D3 (in 2nd,
3rd gears): about 0 V
7
BLU/YEL
LSC (A/T CLUTCH
PRESSURE CONTROL
SOLENOID VALVE C)
Drives A/T clutch pressure
control solenoid valve C
With ignition switch ON (II): current control
9
RED
ATPD3 (TRANSMISSION
RANGE SWITCH D3
POSITION)
Detects transmission range
switch D3 position signal
input
In D3 position: about 0 V
In any other position: battery voltage
10
BLU/WHT
OP3SW (3RD OIL
PRESSURE SWITCH)
Detects 3rd oil pressure
switch signal output
With ignition switch ON (II): about 5.0 V
With 3rd clutch pressure: about 0 V
12
RED/WHT
ATPRVS (TRANSMISSION
RANGE SWITCH R
POSITION)
Detects transmission range
switch R position signal
input
In R position: about 0 V
In any other position: battery voltage
13
BLU/RED
OP2SW (2ND OIL
PRESSURE SWITCH)
Detects 2nd oil pressure
switch signal input
With ignition switch ON (II): about 5.0 V
With 2nd clutch pressure: about 0 V
14
RED/YEL
ATFT (ATF TEMPERATURE
SENSOR)
Detects ATF temperature
sensor signal input
With ignition switch ON (II): about 0.2
4.8 V
(depending on ATF temperature)
1: A/T
1
1
1
1
1
1
1
1
1
1
1
1
Wire side of female terminals
05/06/27 17:31:56 61S6M040_110_0044
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PCM Inputs and Outputs at Connector C (22P)
2005-2006 Models
Terminal
number
Wire color
Terminal name
Description
Signal
11-45
NOTE: Standard battery voltage is 12 V.
15
BRN/WHT
LSB (A/T CLUTCH
PRESSURE CONTROL
SOLENOID VALVE B)
Drives A/T clutch pressure
control solenoid valve B
With ignition switch ON (II): current control
17
YEL
ATPD (TRANSMISSION
RANGE SWITCH D
POSITION)
Detects transmission range
switch D position signal
In D position: about 0 V
In any other position: battery voltage
18
BLU/YEL
ATPFWD (TRANSMISSION
RANGE SWITCH D/2
POSITION)
Detects transmission range
switch D, 2 position signal
In D, and 2 position: about 0 V
In any other position: battery voltage
19
WHT/RED
NM (INPUT SHAFT
(MAINSHAFT) SPEED
SENSOR)
Detects input shaft
(mainshaft) speed sensor
signal
With ignition switch ON (II): about 0 V or about 5.0 V
With engine running in N position: about 2.5 V
20
RED/BLK
ATPN (TRANSMISSION
RANGE SWITCH NEUTRAL
POSITION)
Detects transmission range
switch N position signal
In N position: about 0 V
In any other position: battery voltage
1: A/T
(cont’d)
1
1
1
1
1
Wire side of female terminals
05/06/27 17:31:56 61S6M040_110_0045
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