Toyota Tacoma manuals

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:

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:

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:

Customize Parameters
CUSTOMIZE PARAMETERS 1. CUSTOMIZING WITH THE TECHSTREAM HINT: The following items can be customized. NOTICE: When the customer requests a change in a function, first make sure that the function can be customized. Record the current settings before customizing. When troublesh ...

System Description
SYSTEM DESCRIPTION 1. POWER WINDOW CONTROL SYSTEM DESCRIPTION (a) The power window control system controls the power window operation using the power window regulator motors. The main controls of this system are the power window regulator master switch assembly (mounted on the driver door), po ...

Pressure Control Solenoid "B" Actuator Stuck Off (P07757F)
SYSTEM DESCRIPTION The ECM uses the vehicle speed signal and signals from the transmission revolution sensors (NT, SP2) to detect the actual gear (1st, 2nd, 3rd, 4th, 5th or 6th gear). The ECM compares the actual gear with the shift schedule in the ECM memory to detect mechanical problems of t ...

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