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:

FCM Destination Information Unmatched (C1AA1)
DESCRIPTION When the forward recognition camera is replaced with a new one, the new forward recognition camera attempts to store country specification information received from the main body ECU (multiplex network body ECU) and ECM. If the country specification information stored in the forwa ...

Cruise Control Switch Circuit
DESCRIPTION The cruise control main switch is used to turn the dynamic radar cruise control system on and off, as well as operate 7 functions: SET, - (COAST), TAP-DOWN, RES (RESUME), + (ACCEL), TAP-UP and CANCEL. The SET, TAP-DOWN and - (COAST) functions, and the RES (RESUME), TAP-UP and + ( ...

Removal
REMOVAL PROCEDURE 1. PRECAUTION CAUTION: Be sure to read Precaution thoroughly before servicing (See page ). NOTICE: After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the ...