Toyota Tacoma (2015-2018) Service Manual: Terminals Of Ecm
TERMINALS OF ECM
1. CHECK ECM
HINT:
The standard normal voltage between each pair of ECM terminals is shown in the table below. The appropriate conditions for checking each pair of terminals are also indicated. The result of checks should be compared with the standard normal voltage for that pair of terminals, displayed in the Specified Condition column. The illustration above can be used as a reference to identify the ECM terminal locations.
|
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
|---|---|---|---|---|
|
E14-2 (BATT) - E11-1 (E1) |
L - W-B |
Battery (for measuring battery voltage and for ECM memory) |
Always |
11 to 14 V |
|
E11-1 (E1) - Body ground |
W-B - Body ground |
Ground circuit of ECM |
Always |
Below 1 Ω |
|
E9-34 (LIN) - Body ground |
L - Body ground |
LIN communication line |
Ignition switch off |
10 kΩ or higher |
Diagnosis System
DIAGNOSIS SYSTEM
1. DLC3 (Data Link Connector 3)
(a) Check the DLC3 (See page ).
2. BATTERY VOLTAGE
Standard voltage:
11 to 14 V
If the voltage is below 11 V, replace or recharge the battery. ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Engine / Trouble ...
Other materials:
Neutral Position Switch
Components
COMPONENTS
ILLUSTRATION
*1
NEUTRAL POSITION SWITCH
*2
GASKET
N*m (kgf*cm, ft.*lbf): Specified torque
●
Non-reusable part
Installation
INSTALLATION
PROCEDURE
1. INSTALL NEUTR ...
Air Conditioning Amplifier Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
Air Conditioning Amplifier Communication Stop Mode
Either condition is met:
Communication stop for "Air Conditioning Amplifier" is indicated
on the "Commun ...
Open or Short in Rear Speed Sensor RH Circuit (C1407,C1408)
DESCRIPTION
Refer to DTCs C1401 and C1402 (See page ).
DTC Code
DTC Detection Condition
Trouble Area
C1407
C1408
Either condition is met:
An open in the speed sensor signal circuit continues for 0.5
seconds or mor ...
