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:
Remote Up / Down Function does not Operate
DESCRIPTION
When the ignition switch is ON, the power window regulator master switch assembly
sends remote up/down signals to each power window regulator motor assembly via the
LIN communication line.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
The power window control system u ...
Adjusting the position of the air outlets
Center outlets
Direct air flow to the left or right, up or down.
Right and left side outlets
Direct air flow to the left or right, up or down.
Opening and closing the air outlets
Center outlets
Open the vent.
Close the vent.
Right and left side outlets
Open the vent.
...
Automatic High Beam Camera (B124C)
DESCRIPTION
The main body ECU (multiplex network body ECU) detects a high beam headlight
illumination request signal of the automatic high beam system from the forward recognition
camera
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
...
