Toyota Tacoma 2015-2018 Service Manual: Terminals Of Ecm

E10-26 (THO1) - E9-23 (ETHW)

P - BR

No. 1 ATF temperature sensor signal

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

Below 1.5 V

E10-34 (THO2) - E9-23 (ETHW)

L - BR

No. 2 ATF temperature sensor signal

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

Below 1.5 V

E11-9 (SL1+) - E11-8 (SL1-)

R - V

Shift solenoid valve SL1 signal

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

Pulse generation

E11-11 (SLU+) - E11-10 (SLU-)

P - L

Shift solenoid valve SLU signal

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

Pulse generation

E11-13 (SLT+) - E11-12 (SLT-)

LG - Y

Shift solenoid valve SLT signal

Engine idling

Pulse generation

E12-8 (SL4+) - E12-7 (SL4-)

SB - BE

Shift solenoid valve SL4 signal

3rd or 5th gear

Pulse generation

E12-14 (SL3+) - E12-13 (SL3-)

B - W

Shift solenoid valve SL3 signal

2nd or 6th gear

Pulse generation

E12-15 (SL) - E11-1 (E1)

R - W-B

Shift solenoid valve SL signal

All gears

11 to 14 V

E12-17 (R) - E11-1 (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

E12-18 (P) - E11-1 (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

E12-20 (SL2+) - E12-19 (SL2-)

GR - BE

Shift solenoid valve SL2 signal

4th, 5th or 6th gear

Pulse generation

E12-26 (SP2B) - E11-1 (E1)

G - W-B

Power source for sensor (fixed voltage)

Ignition switch ON

11 to 14 V

E12-27 (D) - E11-1 (E1)

R - 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

E12-28 (N) - E11-1 (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

E12-31 (NTO) - E11-1 (E1)

W - W-B

Transmission revolution sensor (NT) signal

Engine idling

Pulse generation

E12-32 (NTB) - E11-1 (E1)

Y - W-B

Power source for sensor (fixed voltage)

Ignition switch ON

11 to 14 V

E12-33 (SP2O) - E11-1 (E1)

L - W-B

Transmission revolution sensor (SP2) signal

Vehicle driving

Pulse generation

E13-7 (SFTD) - E11-1 (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

E13-8 (SFTU) - E11-1 (E1)

G - 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

E13-12 (STA) - E11-1 (E1)

Y - W-B

Starter assembly signal

Cranking

6 V or higher

E13-13 (NSW) - E11-1 (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

E13-16 (STP) - E11-1 (E1)

P - W-B

Stop light switch assembly signal

Brake pedal depressed

7.5 to 14 V

Brake pedal released

0 to 1.5 V

E13-24 (SPD) - E11-1 (E1)

R - W-B

Vehicle speed signal

Vehicle being driven

Pulse generation

E13-27 (CANH) - E11-1 (E1)

B - W-B

CAN communication line

Ignition switch ON

Pulse generation

E13-28 (PWMS) - E11-1 (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

E13-32 (S) - E11-1 (E1)

P - 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

E13-35 (CANL) - E11-1 (E1)

W - W-B

CAN communication line

Ignition switch ON

Pulse generation

E14-2 (BATT) - E11-1 (E1)

L - W-B

Battery (for measuring battery voltage and for ECM memory)

Always

11 to 14 V