Toyota Tacoma (2015-2018) Service Manual: Terminals Of Ecu
TERMINALS OF ECU
FORWARD RECOGNITION CAMERA
NOTICE:
- DTCs may be output when connectors are disconnected during inspection. Therefore, be sure to clear the DTCs using the Techstream once the inspection has been completed.
- Do not apply excessive force to the forward recognition camera connector.
(a) Check forward recognition camera
|
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
|---|---|---|---|---|
|
F46-7 (IGB) - Body ground |
BE - Body ground |
Power source |
Ignition switch ON |
11 to 14 V |
|
Ignition switch off |
Below 1 V |
|||
|
F46-10 (GND) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 Ω |
|
F46-5 (CA1P) - Body ground |
L - Body ground |
CAN communication signal |
Ignition switch ON |
Pulse generation (Waveform 1) |
|
F46-11 (CA1N) - Body ground |
W - Body ground |
Pulse generation (Waveform 2) |
||
|
F46-6 (CANH) - Body ground |
B - Body ground |
Pulse generation (Waveform 1) |
||
|
F46-12 (CANL) - Body ground |
W - Body ground |
Pulse generation (Waveform 2) |
(b) WAVEFORM 1
(1) CAN communication signal
|
Item |
Content |
|---|---|
|
Terminal Name |
Between F46-5 (CA1P) and F46-10 (GND) Between F46-6 (CANH) and F46-10 (GND) |
|
Tester Range |
1 V/DIV., 10 μsec./DIV. |
|
Condition |
Ignition switch ON |
HINT:
The waveform varies depending on the CAN communication signal.
(c) WAVEFORM 2
(1) CAN communication signal
|
Item |
Content |
|---|---|
|
Terminal Name |
Between F46-11 (CA1N) and F46-10 (GND) Between F46-12 (CANL) and F46-10 (GND) |
|
Tester Range |
1 V/DIV., 10 μsec./DIV. |
|
Condition |
Ignition switch ON |
HINT:
The waveform varies depending on the CAN communication signal.
Diagnosis System
DIAGNOSIS SYSTEM
CHECK DLC3
(a) Check the DLC3.
Click here
FUNCTION OF WARNING INDICATOR AND MESSAGE
(a) If the lane departure alert system is not functioning properly, the driver
is warned b ...
Dtc Check / Clear
DTC CHECK / CLEAR
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: Chassis / LKA/LDA / Trouble Code ...
Other materials:
Installation
INSTALLATION
PROCEDURE
1. REMOVE MONOLITHIC CONVERTER PROTECTOR
(a) Install the upper monolithic converter protector and lower monolithic converter
protector with the 2 bolts and 2 nuts.
Torque:
11 N·m {107 kgf·cm, 8 ft·lbf}
(b) Install the clamp with the bolt as shown in the ...
Unlock Warning Switch
Components
COMPONENTS
ILLUSTRATION
Inspection
INSPECTION
PROCEDURE
1. INSPECT UNLOCK WARNING SWITCH ASSEMBLY
(a) Check the resistance.
(1) Measure the resistance according to the value(s) in the table below.
Text in Illustration
*a
Com ...
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE GENERATOR PULLEY
(a) Mount the generator assembly in the vise between aluminum plates.
NOTICE:
Do not overtighten the vise.
(b) Install SST 1-A to the generator pulley shaft.
Text in Illustration
*a
Hold
Turn
...
