FixVault

Electrical Specification

Fig 1: Identifying Transmission Control Module Pin Out
G03750831Courtesy of SUBARU OF AMERICA, INC.
CONNECTOR MEASURING CONDITION SPECIFICATION

Check with ignition switch ON.
Content Connector No. Terminal No. Measuring conditions Voltage (V) Resistance to body (ohms)
Back-up power supply B55 6 Ignition switch OFF 10 - 13 -
Ignition power supply B54 23 Ignition switch ON (with engine OFF) 10 - 13 -
B54 24
Inhibitor switch "P" range switch B55 23 Select lever in "P" range Less than 1 -
Select lever in any other than "P" range (except "N" range) More than 8
"N" range switch B55 22 Select lever in "N" range Less than 1 -
Select lever in any other than "N" range (except "P" range) More than 8
"R" range switch B55 17 Select lever in "R" range Less than 1 -
Select lever in any other than "R" range More than 8
"D" range switch B55 8 Select lever in "D" range Less than 1 -
Select lever in any other than "D" range More than 8
"3" range switch B55 18 Select lever in "3" range Less than 1 -
Select lever in any other than "3" range More than 8
"2" range switch B54 10 Select lever in "2" range Less than 1 -
Select lever in any other than "2" range More than 8
"1" range switch B54 1 Select lever in "1" range Less than 1 -
Select lever in any other than "1" range More than 8
Brake switch B55 24 Brake pedal depressed. More than 10.5 -
Brake pedal released. Less than 1
ABS signal B54 19 ABS switch ON Less than 1 -
ABS switch OFF More than 6.5
AT OIL TEMP warning light B54 3 Light ON Less than 1 -
Light OFF More than 9
Throttle position sensor B55 2 Throttle fully closed. 0.2 - 1.0 -
Throttle fully open. 4.2 - 4.7
Throttle position sensor power supply B55 1 Ignition switch ON (With engine OFF) 4.8 - 5.3 -
ATF temperature sensor B55 11 ATF temperature 20°C (68°F) 1.6 - 2.0 2.1 k - 2.9k
ATF temperature 80°C (176°F) 0.4 - 0.9 275 - 375
Rear vehicle speed sensor B55 3 Vehicle stopped. 0 450 - 650
Vehicle speed at least 20 km/h (12 MPH) More than 1 (AC range)
Front vehicle speed sensor B55 5 Vehicle stopped 0 450 - 650
Vehicle speed at least 20 km/h (12 MPH) More than 1 (AC range)
Torque converter turbine speed sensor B55 12 Engine idling after warm-up ("D" range) 0 450 - 650
Engine idling after warm-up ("N" range) More than 1 (AC range)
Vehicle speed output signal B55 13 Vehicle speed at most 10 km/h (6 MPH) Less than 1 ohm More than 4 -
Engine speed signal B55 4 Ignition switch ON (with engine OFF) 0 -
Ignition switch ON (with engine ON) 0 - 13 or more
Cruise set signal B54 11 When cruise control is set (SET light ON) Less than 1 -
When cruise control is not set (SET light OFF) More than 6.5
Torque control signal 1 B54 13 Ignition switch ON (with engine ON) More than 4.0 -
Torque control signal 2 B54 21 Ignition switch ON (with engine ON) More than 4.0 -
Torque control cut signal B54 2 Ignition switch ON 8 -
Intake manifold pressure signal B55 20 Engine idling after warm-up. 0.4 - 1.6 -
Shift solenoid 1 B54 7 1st or 4th gear More than 9 10 - 16
2nd or 3rd gear Less than 1
Shift solenoid 2 B54 6 1st or 2nd gear More than 9 10 - 16
3rd or 4th gear Less than 1
Line pressure duty solenoid B54 9 Ignition switch ON (with engine OFF). Throttle fully closed after warm-up. 1.5 - 4.0 2.0 - 4.5
Ignition switch ON (with engine OFF). Throttle fully open after warm-up. Less than 1
Dropping resistor B54 18 Throttle fully closed (with engine OFF) after warm-up. More than 8.5 9 - 15
Throttle fully open (with engine OFF) after warm-up. Less than 0.5
Lock-up duty solenoid B54 16 When lock up occurs. More than 8.5 10 - 17
When lock up is released. Less than 0.5
Transfer duty solenoid B54 15 Fuse on FWD switch More than 8.5 10 - 17
Fuse removed from FWD switch (with throttle fully open and with select lever in 1st gear). Less than 0.5
2-4 brake duty solenoid B54 8 Throttle fully closed (with engine OFF) after warm-up. 1.5 - 5.0 2.0 - 4.5
Throttle fully open (with engine OFF) after warm-up. Less than 0.5
2-4 brake dropping resistor B54 17 Throttle fully closed (with engine OFF) after warm-up. More than 8.5 9 - 15
Throttle fully open (with engine OFF) after warm-up. Less than 0.5
2-4 brake timing solenoid B54 5 1st gear Less than 1 10 - 16
3rd gear More than 9
Low clutch timing solenoid B54 14 2nd gear Less than 1 10 - 16
4th gear More than 9
Sensor ground line 1 B55 10 - 0 Less than 1
Sensor ground line 2 B55 21 - 0 Less than 1
System ground line B55 9 - 0 Less than 1
19
FWD switch B55 14 Fuse removed. More than 9 -
Fuse installed. Less than 1
AWD warning light B54 12 Fuse ONFWD switch Less than 1 -
Fuse removed from FWD switch More than 9
AT diagnosis signal (Pulse signal) B54 4 Ignition switch ON Less than 1 ohm More than 4 -
Data link signal (Subaru Select Monitor) B55 7 - - -