Subaru Legacy IV (2008 year). Service manual — part 749
5AT(diag)-11
Electrical Component Location
AUTOMATIC TRANSMISSION (DIAGNOSTICS)
(1)
AT-00375
AT-03281
(2)
AT-04264
(3)
AT-03282
(4)
(5)
AT-04265
(6)
AT-04266
(7)
5AT(diag)-12
Electrical Component Location
AUTOMATIC TRANSMISSION (DIAGNOSTICS)
3. SOLENOID
(1)
High & low reverse clutch linear
solenoid
(3)
Front brake linear solenoid
(6)
Lock-up pressure linear solenoid
(4)
Input clutch linear solenoid
(7)
Transfer linear solenoid
(2)
Direct clutch linear solenoid
(5)
Line pressure linear solenoid
(8)
Forward brake linear solenoid
AT-04871
(3)
(5)
(6)
(4)
(1)
(2)
(8)
(7)
5AT(diag)-13
Electrical Component Location
AUTOMATIC TRANSMISSION (DIAGNOSTICS)
4. OIL PRESSURE SWITCH
(1)
Front brake oil pressure switch
(3)
High & low reverse clutch oil pres-
sure switch
(4)
Direct clutch oil pressure switch
(2)
Input clutch oil pressure switch
(5)
Forward brake oil pressure switch
AT-04872
(3)
(5)
(4)
(1)
(2)
5AT(diag)-14
Transmission Control Module (TCM) I/O Signal
AUTOMATIC TRANSMISSION (DIAGNOSTICS)
5. Transmission Control Module (TCM) I/O Signal
A: ELECTRICAL SPECIFICATION
NOTE:
The measurement should be performed after warming up.
Item
Connector
No.
Terminal
No.
Measuring condition
Measured value
Resistance
between terminal
and chassis
ground
Remarks
P/L solenoid output
B54
6
Engine ON, “P” range,
accelerator OFF,
brake ON
3.5 — 7.5 V
3 — 9
:
(ATF temperature
20°C (68°F))
Drive frequency:
300 Hz
I/C oil pressure
switch input
B54
20
While driving at 1st-3rd
of manual mode
6 V or more
While driving at 4th or
5th of manual mode
Less than 1.5 V
Power GND
B54
12
Always
Approx. 0 V
—
CAN communication
line (+)
B55
21
—
—
—
CAN communication
line (–)
B55
20
—
—
—
ATF temperature
sensor 1 input
B54
17
Ignition switch ON
ATF oil temperature
20°C (68°F)
3.5 — 4.3 V
2.5 — 7.0 k
:
When measur-
ing the resis-
tance, be sure to
disconnect the
connector and
perform the
measurement
with TCM alone.
Ignition switch ON
ATF oil temperature
80°C (176°F)
1 — 2.2 V
0.3 — 0.8 k
:
Backup power
supply
B55
24
Ignition switch ON
8 V or more
—
Ignition switch OFF
I/C solenoid output
B54
3
While driving at 1st-3rd
of manual mode
5 V or more
3 — 9
:
(ATF temperature
20°C (68°F))
Drive frequency:
300 Hz
While driving at 4th or
5th of manual mode
Less than 1.5 V
5
6
7
8
2
1
9
4
3
10
24
22
23
25
11
12
13
14
15
26
27
28
16
17
18
19
20
21
29
30
31
32
33
34
35
B55
TO
TO
5
6
7
8
2
1
9
4
3
10
24
22
23
25
11
12
13
14
15
26
27
28
16
17
18
19
20
21
33
34
29
32
30
31
35
B54
AT-03733
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст