Subaru Crosstrek manuals

Subaru Crosstrek Service Manual: Electrical specification

CONTINUOUSLY VARIABLE TRANSMISSION (DIAGNOSTICS) > Transmission Control Module (TCM) I/O Signal

ELECTRICAL SPECIFICATION

NOTE:

Measure after warming up.

Item

Terminal No.

Measuring condition

Measurement value

Resistance between terminal and chassis ground

Remarks

Backup power supply

34

10 — 13 V

Ignition power supply

41

10 — 13 V

Main power supply

8

10 — 13 V

Main power supply

24

10 — 13 V

Main power supply

40

10 — 13 V

Manual mode switch/L range switch

20

Manual mode switch/L range switch ON

Less than 1 V

Manual mode switch/L range switch OFF

8 V or more

Manual mode UP switch

19

Manual mode UP switch ON

Less than 1 V

Manual mode UP switch OFF

8 V or more

Manual mode DOWN switch

18

Manual mode DOWN switch ON

Less than 1 V

Manual mode DOWN switch OFF

8 V or more

Stop light switch

29

Stop light switch ON

8 V or more

Stop light switch OFF

Less than 1 V

P range switch

38

P range

Less than 1 V

Except for P range

8 V or more

R range switch

37

R range

Less than 1 V

Except for R range

8 V or more

N range switch

36

N range

Less than 1 V

Except for N range

8 V or more

D range switch

35

D range

Less than 1 V

Except for D range

8 V or more

ATF temperature sensor

6

ATF temperature at 20°C (68°F)

Approx. 2.5 V

Approx. 2.5 k?

ATF temperature at 80°C (176°F)

Approx. 0.7 V

Approx. 330 ?

ATF temperature sensor GND

1

Always

Approx. 0 V

Secondary pressure sensor power supply output

33

Ignition switch ON

5 V

Secondary pressure sensor

5

Ignition switch ON, engine OFF

Approx. 0.5 V (0 MPa)

Value increases with increase of engine load. (0.5 — 4.5 V)

Ignition switch ON, engine ON

Approx. 1.0 V (1.0 MPa)

Secondary pressure sensor GND

2

Always

Approx. 0 V

Primary speed sensor

14

While driving

0 or 5 V

Refer to the waveform (sensor)

Secondary speed sensor

13

While driving

0 or 5 V

Refer to the waveform (sensor)

Turbine speed sensor

12

Engine ON, “P” or “N” range

0 or 5 V

Refer to the waveform (sensor)

Self shut output

25

For three seconds after ignition switch ON and OFF

Less than 1 V

Ignition switch OFF

8 V or more

F&R solenoid

16

Engine ON

Refer to the waveform (solenoid (1))

Approx. 4 — 6 ?

Resistance value at 20°C (68°F). Value is higher as the temperature increase.

Secondary solenoid

32

Engine ON

Refer to the waveform (solenoid (2))

Approx. 5 — 7 ?

Resistance value at 20°C (68°F). Value is higher as the temperature increase.

Primary UP solenoid

47

Engine ON, while UP shifting

Refer to the waveform (solenoid (3))

Approx. 10 — 13.5 ?

Resistance value at 20°C (68°F). Value is higher as the temperature increase.

Primary DOWN solenoid

30

Engine ON, while DOWN shifting

Refer to the waveform (solenoid (4))

Approx. 10 — 13.5 ?

Resistance value at 20°C (68°F). Value is higher as the temperature increase.

Lock-up duty solenoid

15

Lock-up ON

Refer to the waveform (solenoid (5))

Approx. 10 — 13.5 ?

Resistance value at 20°C (68°F). Value is higher as the temperature increase.

AWD solenoid

48

Engine ON, “P” or “N” range

Refer to the waveform (solenoid (6))

Approx. 2 — 4.5 ?

Resistance value at 20°C (68°F). Value is higher as the temperature increase.

Engine ON, “D” range, brake ON

Refer to the waveform (solenoid (7))

CAN communication line (+)

43

CAN communication line (−)

44

GND

26

Always

Approx. 0 V

GND

42

Always

Approx. 0 V

Transmission control module (tcm) i/o signal
...

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