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:
Adjustment
ADJUSTMENT
PROCEDURE
1. REMOVE FRONT CONSOLE BOX
(See page )
2. ADJUST TRANSMISSION CONTROL CABLE ASSEMBLY
(a) Move the shift lever to N.
(b) Disconnect the end of the transmission control cable assembly from the transmission
floor shift assembly.
Text in Illustration
...
Voice Recognition Microphone Disconnected (B1579)
DESCRIPTION
The radio and display receiver assembly and telephone microphone assembly are
connected to each other using the microphone connection detection signal lines.
This DTC is stored when a microphone connection detection signal line is disconnected.
DTC Code
DTC Det ...
Rear Right Sensor Malfunction (C1AE9)
DESCRIPTION
The No. 1 ultrasonic sensor (rear corner sensor RH) is installed on the rear
bumper. The ECU detects obstacles based on signals received from the No. 1 ultrasonic
sensor (rear corner sensor RH). If the No. 1 ultrasonic sensor (rear corner sensor
RH) has an open circuit or other ma ...
