Subaru Legacy 2002 Service Manual page 545

TRANSMISSION CONTROL MODULE (TCM) I/O SIGNAL
Engine (Diagnostics)
7. Transmission Control Module (TCM) I/O Signal
A: ELECTRICAL SPECIFICATION
Content
Back-up power supply
Ignition power supply
"P" range
switch
"N" range
switch
"R" range
switch
Inhibitor
switch "D" range
switch
"3" range
switch
"2" range
switch
"1" range
switch
Brake switch
ABS signal (Without VDC
model)
S078506A08
Check with ignition switch ON.
Connec- Terminal
Measuring conditions
tor No. No.
B56 1 Ignition switch OFF
B54 23
Ignition switch ON (with
B54 24
Select lever in "P" range
Select lever in any other
B55 1
than "P" range (except "N"
Select lever in "N" range
Select lever in any other
B55 14
than "N" range (except "P"
Select lever in "R" range
B55 3
Select lever in any other
Select lever in "D" range
B55 4
Select lever in any other
Select lever in "3" range
B55 5
Select lever in any other
Select lever in "2" range
B55 6
Select lever in any other
Select lever in "1" range
B55 7
Select lever in any other
Brake pedal depressed.
B55 12
Brake pedal released.
B55 21
ABS switch OFF
EN-28
engine OFF)
range)
range)
than "R" range
than "D" range
than "3" range
than "2" range
than "1" range
ABS switch ON
S078506
Resistance to
Voltage (V)
body (ohms)
10 — 16
10 — 16
Less than 1
More than 8
Less than 1
More than 8
Less than 1
More than 9.5
Less than 1
More than 9.5
Less than 1
More than 9.5
Less than 1
More than 9.5
Less than 1
More than 9.5
More than 10.5
Less than 1
Less than 1
6.5 — 15
S3M0244A
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