Toyota Tacoma 2015-2018 Service Manual: Terminals Of Ecm

E18-9 (SP2O) - E17-3 (E1)

L - W-B

Transmission revolution sensor (SP2) signal

Vehicle driving

Pulse generation

E18-10 (SP2B) - E17-3 (E1)

G - W-B

Power source for sensor (fixed voltage)

Ignition switch ON

11 to 14 V

E18-12 (SL) - E17-3 (E1)

R - W-B

Shift solenoid valve SL signal

All gears

11 to 14 V

E18-15 (NSW) - E17-3 (E1)

V - W-B

Park/neutral position switch signal

Ignition switch ON and shift lever in P or N

Below 1 V

Ignition switch ON and shift lever not in P or N

11 to 14 V

E19-2 (SLU+) - E19-1 (SLU-)

P - L

Shift solenoid valve SLU signal

2nd, 3rd, 4th, 5th or 6th gear (Flex lock-up on)

Pulse generation

E19-5 (SLT+) - E19-4 (SLT-)

LG - Y

Shift solenoid valve SLT signal

Engine idling

Pulse generation

E19-7 (SL2+) - E19-6 (SL2-)

GR - BE

Shift solenoid valve SL2 signal

4th, 5th or 6th gear

Pulse generation

E19-9 (SL1+) - E19-8 (SL1-)

R - V

Shift solenoid valve SL1 signal

1st, 2nd, 3rd or 4th gear

Pulse generation

E19-13 (SL4+) - E19-12 (SL4-)

SB - BE

Shift solenoid valve SL4 signal

3rd or 5th gear

Pulse generation

E19-16 (SL3+) - E19-15 (SL3-)

B - W

Shift solenoid valve SL3 signal

2nd or 6th gear

Pulse generation

E19-17 (SFTU) - E17-3 (E1)

SB - W-B

Up-shift position switch signal

Ignition switch ON and shift lever in S

11 to 14 V

Ignition switch ON and shift lever in "+" (Up-shift)

Below 1 V

E19-19 (NTO) - E17-3 (E1)

W - W-B

Transmission revolution sensor (NT) signal

Engine idling

Pulse generation

E19-20 (THO1) - E19-21 (ETHO)

P - V

No. 1 ATF temperature sensor signal

No. 1 ATF temperature: 115°C (239°F) or higher

Below 1.5 V

E19-22 (THO2) - E19-21 (ETHO)

L - V

No. 2 ATF temperature sensor signal

No. 2 ATF temperature: 115°C (239°F) or higher

Below 1.5 V

E19-24 (N) - E17-3 (E1)

G - W-B

N shift position switch signal

Ignition switch ON and shift lever in N

11 to 14 V

Ignition switch ON and shift lever not in N

Below 1 V

E19-25 (P) - E17-3 (E1)

GR - W-B

P shift position switch signal

Ignition switch ON and shift lever in P

11 to 14 V

Ignition switch ON and shift lever not in P

Below 1 V

E19-27 (SFTD) - E17-3 (E1)

R - W-B

Down-shift position switch signal

Ignition switch ON and shift lever in S

11 to 14 V

Ignition switch ON and shift lever in "-" (Down-shift)

Below 1 V

E19-29 (NTB) - E17-3 (E1)

Y - W-B

Power source for sensor (fixed voltage)

Ignition switch ON

11 to 14 V

E19-30 (S) - E17-3 (E1)

B - W-B

S shift position switch signal

Ignition switch ON and shift lever in S, "+" or "-"

11 to 14 V

Ignition switch ON and shift lever not in S, "+" or "-"

Below 1 V

E20-8 (R) - E17-3 (E1)

V - W-B

R shift position switch signal

Ignition switch ON and shift lever in R

11 to 14 V

Ignition switch ON and shift lever not in R

Below 1 V

E20-13 (CANH) - E17-3 (E1)

B - W-B

CAN communication line

Ignition switch ON

Pulse generation

E20-14 (CANL) - E17-3 (E1)

W - W-B

CAN communication line

Ignition switch ON

Pulse generation

E20-18 (D) - E17-3 (E1)

SB - W-B

D shift position switch signal

Ignition switch ON and shift lever in D, S, "+" or "-"

11 to 14 V

Ignition switch ON and shift lever not in D, S, "+" or "-"

Below 1 V

E21-14 (PWMS) - E17-3 (E1)

P - W-B

Pattern select switch signal

Ignition switch ON and pattern select switch pushed

Below 1 V

Ignition switch ON and pattern select switch not pushed

11 to 14 V