Subaru 2003 LEGACY Service Manual page 21

TRANSMISSION CONTROL MODULE (TCM) I/O SIGNAL
(1) Transmission control module
(2) Ignition switch
(3) Brake switch
(4) Brake light
(5) Ignition relay
(6) Buzzer (with SPORT shift)
(7) SPORT shift indicator (with
SPORT shift)
(8) Speedometer
(9) Cruise control module
(10) ABS control module (without VDC
system)
(11) VDC control module (with VDC
system)
(12) Steering angle sensor (with VDC
system)
(13) FWD indicator light (without VDC
system and SPORT shift)
(14) "AT OIL TEMP" warning light
(15) POWER indicator light
(16) HOLD indicator light
(17) FWD switch (without VDC system
and SPORT shift)
(18) SPORT shift (with SPORT shift)
(19) SPORT shift mode switch
(20) Up switch (with SPORT shift)
(21) Down switch (with SPORT shift)
(22) Steering shift switch RH (with
SPORT shift)
(23) Steering shift switch LH (with
SPORT shift)
(24) "P" range indicator light
(25) "R" range indicator light
(26) "N" range indicator light
(27) "D" range indicator light
(28) "3" range indicator light
(29) "2" range indicator light
(30) "1" range indicator light
(31) "P" range switch
(32) "R" range switch
(33) "N" range switch
(34) "D" range switch
(35) "3" range switch
(36) "2" range switch
(37) "1" range switch
(38) Data link connector
(39) Throttle position sensor
(40) Engine speed signal
AT-19
AUTOMATIC TRANSMISSION (DIAGNOSTICS)
(41) Torque control cut signal
(42) Torque control signal 2
(43) Torque control signal 1
(44) Intake manifold pressure signal
(45) AT diagnosis signal
(46) Engine control module
(47) Front vehicle speed sensor
(48) Rear vehicle speed sensor
(49) Torque converter turbine speed
sensor
(50) POWER switch
(51) HOLD switch
(52) ATF temperature sensor
(53) Shift solenoid 1
(54) Shift solenoid 2
(55) 2-4 brake timing solenoid
(56) 2-4 brake duty solenoid
(57) Line pressure duty solenoid
(58) Lock-up duty solenoid
(59) Low clutch timing solenoid
(60) Transfer duty solenoid
(61) SPORT shift solenoid (with
SPORT shift)