Acura RSX Honda Integra. Manual — part 230
03
Clutch Pressure Control
14-45
Input Shaft (Mainshaft)
Speed Sensor Signal
Output Shaft (Countershaft)
Speed Sensor Signal
Throttle Position
Sensor Signal
Manifold Absolute
Pressure Sensor Signal
Engine RPM Signal
Engine Coolant
Temperature
Sensor Signal
Ignition timing
requirement
PGM-FI
Control
System
Master Target of
Controlling Current
Current
feedback
Correction of
Data
Correction of engine
torque signal data
Correction of engine
coolant temperature
sensor data
Correction of sequential
sportshift mode position
driving condition data
A/T Clutch
Pressure Control
Solenoid Valves
A, B, and C
PCM
Correction of hydraulic
pressure application
timing
Correction of ATF
temperature sensor
signal data
Actual
driving shift
position
Decision of
shifting
mode
ATF Temperature
Sensor Signal
Transmission Gear
Selection Switch Signal
2nd Clutch Transmission Fluid
Pressure Switch Signal
3rd Clutch Transmission Fluid
Pressure Switch Signal
Barometric
Pressure
Sensor
Signal
The PCM actuates the A/T clutch pressure control solenoid valves A, B, and C to control the clutch pressure. When
shifting between lower and higher gears, the clutch pressure regulated by the A/T clutch pressure control solenoid
valves A, B, and C engages and disengages the clutch smoothly.
The PCM receives input signals from the various sensors and switches, processes data, and outputs a current to the
A/T clutch pressure control solenoid valves A, B, and C.
(cont’d)
05/06/27 17:48:44 61S6M040_140_0046
04
Electronic Control System (cont’d)
Lock-up Control
14-46
Automatic Transmission
System Description (cont’d)
Lock-up Control
• Lock-up ON/OFF
control
Lock-up condition
control
•
PCM
Engine Coolant
Temperature
Sensor Signal
Transmission
Range
Switch Signal
Throttle Position
Sensor Signal
Input Shaft (Mainshaft)
Speed Sensor Signal
Output Shaft (Countershaft)
Speed Sensor Signal
Fail-safe control
Transmission Gear
Selection Shift Switch
Signal
ATF Temperature
Sensor Signal
Engine RPM Signal
Engine coolant
temperature control
Shifting position
control
Barometric
Pressure
Sensor
Signal
Actual
driving
shift
position
Correction
of ATF
temperature
sensor data
Driving shift
position
information
Current feedback
Master Target of
Controlling Current
Shift Solenoid
Valve E
A/T Clutch
Pressure
Control Solenoid
Valve A
Gradient control
by magnitude
The shift solenoid valve E controls the hydraulic pressure to switch the lock-up shift valve and lock-up ON and OFF.
The PCM actuates the shift solenoid valve E and the A/T clutch pressure control solenoid valve A to control the torque
converter clutch lock-up. When the shift solenoid valve E is turned ON, the condition of the lock-up starts.
The A/T clutch pressure control solenoid valve A regulates and applies the hydraulic pressure to the lock-up control
valve to control the amount of the lock-up.
The lock-up mechanism operates in 2nd, 3rd, 4th, and 5th gears in D position, 2nd and 3rd gears in D3 position, and
3rd, 4th, and 5th gears in M position.
05/06/27 17:48:44 61S6M040_140_0047
*04
+
−
+
+
−
−
PCM Electrical Connections - 2002-2004 Models
14-47
30
21
20
14
8
12
18
16
22
8
25
10
6
4
2
16
9
3
5
24
23
22
9
1
25
3
5
9
31
26
22
9
7
6
5
4
3
2
1
13
15 16
18
29
27
24
23
12
10
8
15
14
4
1
2
6
7
21
17 18
16
15
14
13
10
6
5
4
3
2
8
23 24
27 28 29 30
21
20
19
15
12
11
10
1
2
3
4
5
6
7
9
26
13
D12
CCS
CRUISE CONTROL UNIT
ATP FWD
C18
MULTIPLEX CONTROL UNIT
D (17P)
SH E
SH D
C5
SH C
SH B
LS C
LS C
C16
A21
SG1
A11
A19
MAP
VCC2
A20
C7
NM
NC
C15
VCC1
TPS
A15
A10
SG2
LG2
A23
A24
LG1
A4
PG2
PG1
A5
SLC
E13
S-MODE SWITCH
SHIFT SWITCH
D9
S-DN
D3
S-UP
D6
ATP P
DATA LINK CONNECTOR
IG1
BATTERY
LS A
LS B
B14
B16
B24
IG1
E9
PCM
C6
SH A
E29
SCS
BRAKE LIGHT
E22
BK SW
C4
IGP2
A2
C9
ATP D
ATP R
D5
R
D
P
N
N
R
P
D3
D10
C12
ATP RVS
C1
LS A
C8
LS B
OP2SW
C13
GAUGE ASSEMBLY
IGNITION SWITCH
K-LINE
E23
CPU
D3
ATP D3
Driver
SEFMJ
E24
C14
ATFT
BAT
MULTIPLEX CONTROL UNIT
D
Control and Dimming Circuit
E7
MRLY
IGP1
A3
C3
C2
C10
OP3SW
A (31P)
B (24P)
C (22P)
E (31P)
PCM Connector Terminal Locations
M
D4
ATP N
S-MODE
D2
BRAKE PEDAL
POSITION SWITCH
SHIFT
INDICATOR
TRANSMISSION
RANGE
SWITCH
TRANSMISSION
GEAR SELECTION SWITCH
A/T CLUTCH PRESSURE
CONTROL SOLENOID
VALVE A
A/T CLUTCH PRESSURE
CONTROL SOLENOID
VALVE B
A/T CLUTCH PRESSURE
CONTROL SOLENOID
VALVE C
SHIFT SOLENOID
VALVE A
SHIFT SOLENOID
VALVE B
SHIFT SOLENOID
VALVE C
SHIFT SOLENOID
VALVE D
SHIFT SOLENOID
VALVE E
ATF
TEMPERATURE
SENSOR
THROTTLE
POSITION
SENSOR
INPUT SHAFT
(MAINSHAFT)
SPEED
SENSOR
MANIFOLD
ABSOLUTE
PRESSURE
SENSOR
OUTPUT SHAFT
(COUNTERSHAFT)
SPEED
SENSOR
2ND CLUTCH
TRANSMISSION FLUID
PRESSURE SWITCH
3RD CLUTCH
TRANSMISSION FLUID
PRESSURE SWITCH
PGM-FI MAIN
RELAY 1 (FI-MAIN)
IG1 HOT in ON (II)
and START (III)
(cont’d)
05/06/27 17:48:45 61S6M040_140_0048
*05
Electronic Control System (cont’d)
PCM Electrical Connections - 2005-2006 Models
14-48
Automatic Transmission
System Description (cont’d)
13
31
26
22
9
7
4
3
15 16
18
29
23
12
10
15
14
4
1
2
6
7
21
17 18
13
10
6
5
4
3
2
8
23 24
28 29 30
21
20
19
15
12
11
10
1
2
3
4
5
6
7
9
22
3
25
1
6
2
5
18
8
16
5
9
3
9
12
2
5
8
14
13
20 21
30
27
14
13
18
31
11
17
19
20
12
17
19
A (31P)
B (24P)
C (22P)
E (31P)
PCM Connector Terminal Location
D (17P)
D12
CCS
CRUISE CONTROL UNIT
ATP FWD
C18
MULTIPLEX CONTROL UNIT
SH E
SH D
C5
SH C
SH B
LS C
A21
SG1
A24
A30
MAP
VCC2
A20
C19
NM
NC
A18
VCC1
TPS
A29
A23
SG2
LG2
A8
A9
LG1
A4
PG2
PG1
A5
SLC
E2
S-MODE SWITCH
SHIFT SWITCH
D9
S-DN
D3
S-UP
D6
ATP P
DATA LINK CONNECTOR
IG1
BATTERY
LS A
LS B
C1
C15
C7
IG1
E9
PCM
C6
SH A
E29
SCS
BRAKE LIGHT
E22
BK SW
C4
IGP2
A2
C9
ATP D
ATP R
D5
R
D
P
N
N
R
P
D3
C17
C12
ATP RVS
OP2SW
C13
GAUGE ASSEMBLY
IGNITION SWITCH
K-LINE
E23
CPU
D3
ATP D3
Driver
SEFMJ
E13
C14
ATFT
BAT
MULTIPLEX CONTROL UNIT
D
Control and Dimming Circuit
E7
MRLY
IGP1
A3
C3
C2
C10
OP3SW
M
C20
ATP N
S-MODE
D2
BRAKE PEDAL
POSITION SWITCH
SHIFT
INDICATOR
TRANSMISSION
RANGE
SWITCH
TRANSMISSION
GEAR SELECTION SWITCH
A/T CLUTCH
PRESSURE CONTROL
SOLENOID VALVE A
SHIFT SOLENOID
VALVE A
SHIFT SOLENOID
VALVE B
SHIFT SOLENOID
VALVE C
SHIFT SOLENOID
VALVE D
SHIFT SOLENOID
VALVE E
ATF
TEMPERATURE
SENSOR
THROTTLE
POSITION
SENSOR
INPUT SHAFT
(MAINSHAFT)
SPEED
SENSOR
MANIFOLD
ABSOLUTE
PRESSURE
SENSOR
OUTPUT SHAFT
(COUNTERSHAFT)
SPEED
SENSOR
2ND CLUTCH
TRANSMISSION FLUID
PRESSURE SWITCH
3RD CLUTCH
TRANSMISSION FLUID
PRESSURE SWITCH
PGM-FI MAIN
RELAY 1 (FI-MAIN)
A/T CLUTCH
PRESSURE CONTROL
SOLENOID VALVE B
A/T CLUTCH
PRESSURE CONTROL
SOLENOID VALVE C
IG1 HOT in ON (II)
and START (III)
05/06/27 17:48:46 61S6M040_140_0049
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