Toyota Tacoma (2015-2018) Service Manual: System Diagram

Toyota Tacoma (2015-2018) Service Manual / Cruise Control / Lane Departure Alert System / System Diagram

SYSTEM DIAGRAM

Communication Table

Sender ECU	Receiver ECU	Signal	Line
1: for Vacuum Brake Booster 2: for Hydraulic Brake Booster
Forward Recognition Camera	Combination Meter Assembly	Lane departure alert indicator light signal Lane marker signal Forward Recognition Camera malfunction signal LDA customization information Break message and exertion level display Lane departure alert buzzer signal Lane departure alert main switch operation signal	CAN
ECM	Forward Recognition Camera	Shift position signal (P, R, N, D) OBD information signal Vehicle specification information (2WD/4WD information, conventional/hybrid information) Accelerator opening angle percentage signal	CAN
Skid Control ECU (Brake Actuator Assembly)1 Skid Control ECU (Master Cylinder Solenoid)2		Wheel speed signal Wheel speed sensor malfunction signal Under VSC control Under TRAC control Airbag sensor assembly zero point signal Airbag sensor assembly zero point error signal	CAN
Combination Meter Assembly		Turn signal light switch signal Vehicle speed tolerance signal	CAN
Spiral Cable with Sensor Sub-assembly		Steering signal Steering angle sensor malfunction signal	CAN
Yaw Rate and Acceleration Sensor (Airbag Sensor Assembly)		Yaw rate sensor signal Yaw rate sensor voltage signal Yaw rate sensor malfunction signal	CAN
Main Body ECU (Multiplex Network Body ECU)		Country specification information signal Steering wheel information signal	CAN

System Description

SYSTEM DESCRIPTION LANE DEPARTURE ALERT SYSTEM DESCRIPTION (a) The lane departure alert system is a system which uses the forward recognition camera to recognize and determine the lane and the pos ...

How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use these procedures to troubleshoot the lane departure alert system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT ...

Other materials:

Data List / Active Test
DATA LIST / ACTIVE TEST 1. DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This non-intrusive inspection can be very useful because intermittent conditions or signals ...

Portable Player cannot be Registered
CAUTION / NOTICE / HINT HINT: Some versions of "Bluetooth" compatible audio players may not function, or the function may be limited using the radio and display receiver assembly, even if the portable audio player itself can play files (See page ). PROCEDURE 1. ...

Problem Symptoms Table
PROBLEM SYMPTOMS TABLE NOTICE: Before replacing the ECM, refer to Registration. w/o Smart Key System: Click here w/ Smart Key System: Click here When the millimeter wave radar sensor assembly is replaced with a new one, adjustment of the radar sensor beam axis must be ...