Honda Odyssey 2004. Manual — part 227
*17
Hydraulic Flow (cont’d)
D Position: Shifting between 4th gear and 5th gear
14-302
Automatic Transmission
System Description (cont’d)
TORQUE
CONVERTER
CLUTCH
SOLENOID
VALVE
94
90
91
TORQUE
CONVERTER
6
LA
LOCK-UP
TIMING VALVE
90 91
X X
90’ 91’
58
91’
91
96 92
93
95
X
6
90’
96
58 96
X90
X
92
LOCK-UP
CONTROL
VALVE
95
2
X
X
95
RELIEF VALVE
90
93
93’
X
TORQUE
CONVERTER
CHECK VALVE
COOLER CHECK
VALVE
ATF FILTER
99
1
92 1
REGULATOR VALVE
95
95’
X
LUBRICATION
CHECK VALVE
ATF PUMP
REVERSE
CPC
VALVE
SERVO VALVE
10
3
3’’
3’
X
SERVO
CONTROL
VALVE
3’
4’
4’’
X
3
9
4 X
4’’
4’
10
1
6
MODULATOR VALVE
3’’
MANUAL VALVE
4
2
51
50
1
3
3’’
57
5
56
58
SB
X
6
X
X
56
4
4
X
4B
57
6
4
4 H1X
4
5B H2X
5C
4B
SC
KICK-DOWN VALVE
H9X
KICK-DOWN
SHORT VALVE
4A
30
4C
X
55
4
SA
X5B 5A 5B 51
5H
5H
9
5F
5M
5D
SB
5J 4A 25
5TH
ACCUMULATOR
5TH CLUTCH
3RD
ACCUMULATOR
1ST/1ST-HOLD CLUTCH
1ST ACCUMULATOR
1ST-HOLD/4TH
ACCUMULATOR
40
15
4C
10
15 10 20 2ND
CLUTCH
30
30
40 50
55
50
ON
OFF
OFF
X
X
4TH CLUTCH
3RD CLUTCH
3RD CLUTCH
TRANSMISSION FLUID
PRESSURE
SWITCH
2ND ACCUMULATOR
4TH CLUTCH
TRANSMISSION FLUID
PRESSURE
SWITCH
LA 94
LOCK-UP
SHIFT
VALVE
95
25
A/T CLUTCH PRESSURE
CONTROL SOLENOID
VALVE A
A/T CLUTCH PRESSURE
CONTROL SOLENOID
VALVE C
A/T CLUTCH PRESSURE
CONTROL SOLENOID
VALVE B
SHIFT SOLENOID
VALVE B
SHIFT SOLENOID
VALVE C
SHIFT SOLENOID
VALVE A
6
6
CPC VALVE A
CPC VALVE B
5D 4A
SHIFT VALVE C
SHIFT VALVE E
4C
1
CPC
VALVE C
H3X
SA
5J
5G
50X
5E
5F
SHIFT VALVE B
15
SHIFT
VALVE D
40
H4X
93
MAINSHAFT
COUNTERSHAFT
SECONDARY
SHAFT
4A AX
5A
5E
20
AX
57 SC
H10X
SHIFT
VALVE A
H5X
X 58
H6X
5M X
HX
AX
HX HX
AX
HX
HX AX
HX
HX AX
SC
5A
10
5N
SBX9
5K
58
5D 5G
5H 5C 5K
30
As the speed of the vehicle reaches the prescribed value, the PCM turns shift solenoid valve A ON. The PCM also
controls the A/T clutch pressure control solenoid valve B to apply LS B pressure (57) to CPC valve B.
Shift solenoid valves B and C stays OFF. Shift solenoid valve A is turned ON, and SH A pressure (SA) in the right side
of shift valves A and E is released. Then shift valves A and E are moved to the left side to switch the port of line
pressure and CPC pressure. Line pressure (4) becomes CPC A pressure (4A) at CPC valve A, and becomes CPC B
pressure (4B) at CPC valve B. CPC B pressure (4B) becomes 5th clutch pressure (50) at shift valve C, and flows to the
5th clutch via shift valves B and A and the manual valve. The 4th clutch pressure is changed to CPC pressure mode by
switching the position of shift valve A. The 1st clutch is also engaged. No power is transmitted because of the one-way
clutch.
NOTE: When used, ‘‘left’’ or ‘‘right’’ indicates direction on the hydraulic circuit.
03/07/29 09:38:35 61S0X050_140_0305
*18
D Position: Driving in 5th gear
14-303
TORQUE
CONVERTER
CLUTCH
SOLENOID
VALVE
94
90
91
TORQUE
CONVERTER
6
LA
LOCK-UP
TIMING VALVE
90 91
X X
90’ 91’
58
91’
91
96 92
93
95
X
6
90’
96
58 96
X90
X
92
LOCK-UP
CONTROL
VALVE
95
2
X
X
95
RELIEF VALVE
90
93
93’
X
TORQUE
CONVERTER
CHECK VALVE
COOLER CHECK
VALVE
ATF FILTER
99
1
92 1
REGULATOR VALVE
95
95’
X
LUBRICATION
CHECK VALVE
ATF PUMP
REVERSE
CPC
VALVE
SERVO VALVE
10
3
3’’
3’
X
SERVO
CONTROL
VALVE
3’
4’
4’’
X
3
9
4 X
4’’
4’
10
1
6
MODULATOR VALVE
3’’
MANUAL VALVE
4
2
51
50
1
3
3’’
57
5
56
58
SB
X
6
X
X
56
4
4
X
4B
57
6
4
4 H1X
4
5B H2X
5C
4B
SC
KICK-DOWN VALVE
H9X
KICK-DOWN
SHORT VALVE
4A
30
4C
X
55
4
SA
X5B 5A 5B 51
5H
5H
9
5F
5M
5D
SB
5J 4A 25
5TH
ACCUMULATOR
5TH CLUTCH
3RD
ACCUMULATOR
1ST/1ST-HOLD CLUTCH
1ST ACCUMULATOR
1ST-HOLD/4TH
ACCUMULATOR
40
15
4C
10
15 10 20 2ND
CLUTCH
30
30
40 50
55
50
ON
OFF
ON
X
X
4TH CLUTCH
3RD CLUTCH
3RD CLUTCH
TRANSMISSION FLUID
PRESSURE
SWITCH
2ND ACCUMULATOR
4TH CLUTCH
TRANSMISSION FLUID
PRESSURE
SWITCH
LA 94
LOCK-UP
SHIFT
VALVE
95
25
A/T CLUTCH PRESSURE
CONTROL SOLENOID
VALVE A
A/T CLUTCH PRESSURE
CONTROL SOLENOID
VALVE C
A/T CLUTCH PRESSURE
CONTROL SOLENOID
VALVE B
SHIFT SOLENOID
VALVE B
SHIFT SOLENOID
VALVE C
SHIFT SOLENOID
VALVE A
6
6
CPC VALVE A
CPC VALVE B
5D 4A
SHIFT VALVE C
SHIFT VALVE E
4C
1
CPC
VALVE C
H3X
SA
5J
5G
50X
5E
5F
SHIFT VALVE B
15
SHIFT
VALVE D
40
H4X
93
MAINSHAFT
COUNTERSHAFT
SECONDARY
SHAFT
4A AX
5A
5E
20
AX
57 SC
H10X
SHIFT
VALVE A
H5X
X 58
H6X
5M X
HX
AX
HX HX
AX
HX
HX AX
HX
HX AX
SC
5A
10
5N
SBX9
5K
58
5D 5G
5H 5C 5K
30
The PCM turns shift solenoid valve C ON, and controls A/T clutch pressure control solenoid valve A to release LS A
pressure (56) in CPC valve A. Shift solenoid valve A stays ON, and B stays OFF. Releasing LS A pressure (56) in CPC
valve A releases CPC A pressure in the 4th clutch pressure circuit. Shift solenoid valve C is turned ON, and SH C
pressure (SC) in the right side of shift valve C is released. Then shift valve C is moved to the right side to switch the
port of line pressure and CPC pressure. Line pressure (4) from the manual valve becomes 5th clutch pressure (50) at
the manual valve, via shift valves C, B, and A, and flows to the 5th clutch. The 5th clutch pressure is changed to line
pressure mode by switching the position of shift valve C. The 5th clutch is engaged securely, and the 1st clutch is also
engaged. No power is transmitted because of the one-way clutch.
NOTE: When used, ‘‘left’’ or ‘‘right’’ indicates direction on the hydraulic circuit.
(cont’d)
03/07/29 09:38:37 61S0X050_140_0306
*19
Hydraulic Flow (cont’d)
2 Position
14-304
Automatic Transmission
System Description (cont’d)
TORQUE
CONVERTER
CLUTCH
SOLENOID
VALVE
94
90
91
TORQUE
CONVERTER
6
LA
LOCK-UP
TIMING VALVE
90 91
X X
90’ 91’
58
91’
91
96 92
93
95
X
6
90’
96
58 96
X90
X
92
LOCK-UP
CONTROL
VALVE
95
2
X
X
95
RELIEF VALVE
90
93
93’
X
TORQUE
CONVERTER
CHECK VALVE
COOLER CHECK
VALVE
ATF FILTER
99
1
92 1
REGULATOR VALVE
95
95’
X
LUBRICATION
CHECK VALVE
ATF PUMP
REVERSE
CPC
VALVE
SERVO VALVE
10
3
3’’
3’
X
SERVO
CONTROL
VALVE
3’
4’
4’’
X
3
9
4 X
4’’
4’
10
1
6
MODULATOR VALVE
3’’
MANUAL VALVE
4
2
51
50
1
3
3’’
57
5
56
58
SB
X
6
X
X
56
4
4
X
4B
57
6
4
4 H1X
4
5B H2X
5C
4B
SC
KICK-DOWN VALVE
H9X
KICK-DOWN
SHORT VALVE
4A
30
4C
X
55
4
SA
X5B 5A 5B 51
5H
5H
9
5F
5M
5D
SB
5J 4A 25
5TH
ACCUMULATOR
5TH CLUTCH
3RD
ACCUMULATOR
1ST/1ST-HOLD CLUTCH
1ST ACCUMULATOR
1ST-HOLD/4TH
ACCUMULATOR
40
15
4C
10
15 10 20 2ND
CLUTCH
30
30
40 50
55
50
ON
OFF
ON
X
X
4TH CLUTCH
3RD CLUTCH
3RD CLUTCH
TRANSMISSION FLUID
PRESSURE
SWITCH
2ND ACCUMULATOR
4TH CLUTCH
TRANSMISSION FLUID
PRESSURE
SWITCH
LA 94
LOCK-UP
SHIFT
VALVE
95
25
A/T CLUTCH PRESSURE
CONTROL SOLENOID
VALVE A
A/T CLUTCH PRESSURE
CONTROL SOLENOID
VALVE C
A/T CLUTCH PRESSURE
CONTROL SOLENOID
VALVE B
SHIFT SOLENOID
VALVE B
SHIFT SOLENOID
VALVE C
SHIFT SOLENOID
VALVE A
6
6
CPC VALVE A
CPC VALVE B
5D 4A
SHIFT VALVE C
SHIFT VALVE E
4C
1
CPC
VALVE C
H3X
SA
5J
5G
50X
5E
5F
SHIFT VALVE B
15
SHIFT
VALVE D
40
H4X
93
MAINSHAFT
COUNTERSHAFT
SECONDARY
SHAFT
4A AX
5A
5E
20
AX
57 SC
H10X
SHIFT
VALVE A
H5X
X 58
H6X
5M X
HX
AX
HX HX
AX
HX
HX AX
HX
HX AX
SC
5A
10
5N
SBX9
5K
58
5D 5G
5H 5C 5K
30
The PCM controls the shift solenoid valves and the A/T clutch pressure control solenoid valves. The conditions of the
shift solenoid valves and the positions of shift valves are as follows:
• Shift solenoid valve A is turned ON, and shift valve A stays on the right side.
• Shift solenoid valve B is turned ON, and shift valve B stays on the right side.
• Shift solenoid valve C is turned OFF, and shift valve C stays on the left side.
The PCM also controls A/T clutch pressure control solenoid valve A to apply LS A pressure (56) to CPC valve A. Line
pressure (4) from the manual valve becomes 2nd clutch pressure (20) at shift valve B, via shift valves C and A. 2nd
clutch pressure (20) is applied to the 2nd clutch, and the 2nd clutch is engaged. The 1st clutch is also engaged. No
power is transmitted because of the one-way clutch.
NOTE: When used, ‘‘left’’ or ‘‘right’’ indicates direction on the hydraulic circuit.
03/07/29 09:38:39 61S0X050_140_0307
*20
1 Position
14-305
TORQUE
CONVERTER
CLUTCH
SOLENOID
VALVE
94
90
91
TORQUE
CONVERTER
6
LA
LOCK-UP
TIMING VALVE
90 91
X X
90’ 91’
58
91’
91
96 92
93
95
X
6
90’
96
58 96
X90
X
92
LOCK-UP
CONTROL
VALVE
95
2
X
X
95
RELIEF VALVE
90
93
93’
X
TORQUE
CONVERTER
CHECK VALVE
COOLER CHECK
VALVE
ATF FILTER
99
1
92 1
REGULATOR VALVE
95
95’
X
LUBRICATION
CHECK VALVE
ATF PUMP
REVERSE
CPC
VALVE
SERVO VALVE
10
3
3’’
3’
X
SERVO
CONTROL
VALVE
3’
4’
4’’
X
3
9
4 X
4’’
4’
10
1
6
MODULATOR VALVE
3’’
MANUAL VALVE
4
2
51
50
1
3
3’’
57
5
56
58
SB
X
6
X
X
56
4
4
X
4B
57
6
4
4 H1X
4
5B H2X
5C
4B
SC
KICK-DOWN VALVE
H9X
KICK-DOWN
SHORT VALVE
4A
30
4C
X
55
4
SA
X5B 5A 5B 51
5H
5H
9
5F
5M
5D
SB
5J 4A 25
5TH
ACCUMULATOR
5TH CLUTCH
3RD
ACCUMULATOR
1ST/1ST-HOLD CLUTCH
1ST ACCUMULATOR
1ST-HOLD/4TH
ACCUMULATOR
40
15
4C
10
15 10 20 2ND
CLUTCH
30
30
40 50
55
50
ON
ON
ON
X
X
4TH CLUTCH
3RD CLUTCH
3RD CLUTCH
TRANSMISSION FLUID
PRESSURE
SWITCH
2ND ACCUMULATOR
4TH CLUTCH
TRANSMISSION FLUID
PRESSURE
SWITCH
LA 94
LOCK-UP
SHIFT
VALVE
95
25
A/T CLUTCH PRESSURE
CONTROL SOLENOID
VALVE A
A/T CLUTCH PRESSURE
CONTROL SOLENOID
VALVE C
A/T CLUTCH PRESSURE
CONTROL SOLENOID
VALVE B
SHIFT SOLENOID
VALVE B
SHIFT SOLENOID
VALVE C
SHIFT SOLENOID
VALVE A
6
6
CPC VALVE A
CPC VALVE B
5D 4A
SHIFT VALVE C
SHIFT VALVE E
4C
1
CPC
VALVE C
H3X
SA
5J
5G
50X
5E
5F
SHIFT VALVE B
15
SHIFT
VALVE D
40
H4X
93
MAINSHAFT
COUNTERSHAFT
SECONDARY
SHAFT
4A AX
5A
5E
20
AX
57 SC
H10X
SHIFT
VALVE A
H5X
X 58
H6X
5M X
HX
AX
HX HX
AX
HX
HX AX
HX
HX AX
SC
5A
10
5N
SBX9
5K
58
5D 5G
5H 5C 5K
30
The PCM controls the shift solenoid valves and the A/T clutch pressure control solenoid valves. The conditions of the
shift solenoid valves and the positions of shift valves are as follows:
• Shift solenoid valve A is turned ON, and shift valve A stays on the right side.
• Shift solenoid valve B is turned ON, and shift valve B stays on the right side.
• Shift solenoid valve C is turned ON, and shift valve C moves to the right side by modulator pressure (6).
The PCM also controls A/T clutch pressure control solenoid valve B to apply LS B pressure (57) to CPC valve B. Line
pressure (4) from the manual valve becomes 1st clutch pressure (10) at shift valve C. 1st clutch pressure (10) is applied
to the 1st clutch, and the 1st clutch is engaged. Line pressure (4) also flows to CPC valve B, and becomes CPC B
pressure (4B). CPC B pressure (4B) becomes 1st-hold clutch pressure (15) at shift valve D, via shift valves C, B, and A.
1st-hold clutch pressure (15) is applied to the 1st-hold clutch, and the 1st-hold clutch is engaged.
NOTE: When used, ‘‘left’’ or ‘‘right’’ indicates direction on the hydraulic circuit.
(cont’d)
03/07/29 09:38:42 61S0X050_140_0308
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