Subaru 2002 IMPREZA Service Manual page 461

TRANSMISSION CONTROL MODULE (TCM) I/O SIGNAL
Content
Hold switch
Power switch
Kick-down switch
POWER indicator light
AT OIL TEMP indicator light
Throttle position sensor
Throttle position sensor power
supply
ATF temperature sensor
Rear vehicle speed sensor
Front vehicle speed sensor
Torque converter turbine
speed sensor
Vehicle speed output signal
Engine speed signal
Cruise set signal
Torque control signal 1
Torque control signal 2
Torque control cut signal
Intake manifold pressure sig-
nal
Shift solenoid 1
Shift solenoid 2
Check with ignition switch ON.
Con-
Termi-
nector Measuring conditions
nal No.
No.
Hold switch ON
B55 16
Hold switch OFF
Power switch ON
B55 23
Power switch OFF
Throttle fully opened.
B55 11
Throttle fully closed.
B56 11
B56 10
Throttle fully closed.
B54 3
Throttle fully open.
Ignition switch ON (With
B54 2
ATF temperature 20°C
B54 11
ATF temperature 80°C
Vehicle stopped.
B55 24
Vehicle speed at least 20
km/h (12 MPH)
Vehicle speed at least 20
B55 18
km/h (12 MPH)
Engine idling after warm-up.
B55 8
Engine idling after warm-up.
Vehicle speed at most 10
B56 17
km/h (6 MPH)
Ignition switch ON (with
B55 17
Ignition switch ON (with
When cruise control is set.
(SET lamp ON)
B55 22
When cruise control is not
set. (SET lamp OFF)
Ignition switch ON (with
B56 5
Ignition switch ON (with
B56 14
B55 10 Ignition switch ON
B54 1 Engine idling after warm-up.
1st or 4th gear
B54 22
2nd or 3rd gear
1st or 2nd gear
B54 5
3rd or 4th gear
EN-29
Light ON
Light OFF
Light ON
Light OFF
engine OFF)
(68°F)
(176°F)
More than 1 (AC range)
More than 1 (AC range)
(D range)
More than 1 (AC range)
(N range)
engine OFF)
engine ON)
engine ON)
engine ON)
ENGINE (DIAGNOSTICS)
Resistance to
Voltage (V)
body (ohms)
Less than 1
More than 8
Less than 1
More than 10
Less than 1
More than 6.5
Less than 1
More than 9
Less than 1
More than 9
0.3 — 0.7
4.0 — 4.6
4.8 — 5.3
1.6 — 2.0 2.1 — 2.9 k
0.4 — 0.9 275 — 375
0
450 — 650
450 — 650
0
450 — 650
Less than 1←
→More than 4
More than 10.5
8 — 11
Less than 1
More than 6.5
4
4
8
0.4 — 1.8
More than 9
10 — 16
Less than 1
More than 9
10 — 16
Less than 1
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