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:
Diameter of the Tire is not Uniform (C1337)
DESCRIPTION
The skid control ECU (master cylinder solenoid) measures the speed of each wheel
by receiving signals from the speed sensors. These signals are used for recognizing
whether all 4 wheels are operating properly. Therefore, all wheel signals must be
equal.
DTC No.
...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT RADIATOR CAP SUB-ASSEMBLY
CAUTION:
Do not remove the radiator cap sub-assembly while the engine and radiator assembly
are still hot. Pressurized, hot engine coolant and steam may be released and cause
serious burns.
(a) Measure the valve opening pr ...
Disassembly
DISASSEMBLY
PROCEDURE
1. INSPECT FRONT DRIVE SHAFT
(a) Check whether there is no remarkable play in the outboard joint.
(b) Check whether the inboard joint slides smoothly in the thrust direction.
(c) Check whether there is no remarkable play in the radial direction of the
inboard joint.
( ...
