Toyota Tacoma (2015-2018) Service Manual: Terminals Of Ecu
TERMINALS OF ECU
1. ECM
|
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
|---|---|---|---|---|
|
E14-20 (TC) - E11-1 (E1) |
G - W-B |
DTC output signal |
Ignition switch ON |
11 to 14 V |
|
E14-20 (TC) - E11-1 (E1) |
G - W-B |
DTC output signal |
Ignition switch ON Connect terminals TC and CG of DLC3 |
Below 2 V |
|
E13-15 (ST1-) - E11-1 (E1) |
V - W-B |
Cruise cancel input signal |
Ignition switch ON Depress Brake pedal |
Below 1 V |
|
E13-15 (ST1-) - E11-1 (E1) |
V - W-B |
Cruise cancel input signal |
Ignition switch ON Release brake pedal |
11 to 14 V |
|
E13-16 (STP) - E11-1 (E1) |
P - W-B |
Stop light switch input signal |
Depress brake pedal |
11 to 14 V |
|
E13-16 (STP) - E11-1 (E1) |
P - W-B |
Stop light switch input signal |
Release brake pedal |
Below 1 V |
|
E13-17 (CCS) - E11-1 (E1) |
B - W-B |
Cruise control main switch output signal |
Ignition switch ON |
11 to 14 V |
|
E13-17 (CCS) - E11-1 (E1) |
B - W-B |
Cruise control main switch output signal |
Ignition switch ON CANCEL switch ON |
6.6 to 10.1 V |
|
E13-17 (CCS) - E11-1 (E1) |
B - W-B |
Cruise control main switch output signal |
Ignition switch ON -(COAST)/SET switch ON |
4.5 to 7.1 V |
|
E13-17 (CCS) - E11-1 (E1) |
B - W-B |
Cruise control main switch output signal |
Ignition switch ON +(ACCEL)/RES switch ON |
2.3 to 4 V |
|
E13-17 (CCS) - E11-1 (E1) |
B - W-B |
Cruise control main switch output signal |
Ignition switch ON MAIN switch ON |
Below 1 V |
|
E11-1 (E1) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 V |
|
E12-27 (D) - E11-1 (E1)*1 |
R - W-B |
Park/neutral position switch signal |
Ignition switch ON, shift lever D or 3 positions |
11 to 14 V |
|
E12-27 (D) - E11-1 (E1)*1 |
R - W-B |
Park/neutral position switch signal |
Ignition switch ON, shift lever other than D and 3 positions |
Below 1 V |
|
E12-27 (D) - E11-1 (E1)*2 |
R - W-B |
Clutch switch input signal |
Ignition switch ON Depress clutch pedal |
Below 1 V |
|
E12-27 (D) - E11-1 (E1)*2 |
R - W-B |
Clutch switch input signal |
Ignition switch ON Release clutch pedal |
11 to 14 V |
- *1: for Automatic Transmission
- *2: for Manual Transmission
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
The ECM stores DTCs (Diagnostic Trouble Codes) when trouble occurs on the vehicle.
The diagnosis system allows reading of DTCs stored in the ECM when a the Techstre ...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any p ...
Other materials:
Installation
INSTALLATION
CAUTION / NOTICE / HINT
CAUTION:
Be sure to perform this procedure with several people as the transfer assembly
is very heavy.
PROCEDURE
1. INSTALL TRANSFER CASE LOWER PROTECTOR
(a) Install the transfer case lower protector with the 4 bolts.
Torque:
18 N·m {184 kgf·cm, 13 f ...
Lost Communication with ECM (U0100,U0142,U0155)
DESCRIPTION
DTC No.
DTC Detecting Condition
Trouble Area
U0100
No communication with ECM
CAN communication system
ECM
U0142
No communication with main body ECU
...
SM Solenoid Circuit (C1225,C1468,C1469,C146A,C146B)
DESCRIPTION
These solenoids turn on when signals are received from the skid control ECU (brake
actuator assembly) and they control the pressure acting on the wheel cylinders to
control the braking force.
DTC No.
Detection Item
DTC Detection Condition
...
