Toyota Tacoma 2015-2018 Service Manual: System Diagram

CAN Main Bus Line

Terminating Resistor

CAN Branch Line

*

Gateway Function Equipped ECU

Bus Monitoring Direction

-

-

-

CGW

Central Gateway ECU (Network Gateway ECU)

-

-

V Bus

DLC3

DLC3

-

-

Bus 2

ENG

ECM

Available

-

MET

Combination Meter Assembly

Available

-

A/C

Air Conditioning Amplifier Assembly

Available

-

SMT

Certification ECU (Smart Key ECU Assembly)

Available

MB

Main Body ECU (Multiplex Network Body ECU)

Available

The main body ECU (multiplex network body ECU) is also connected to the LIN communication system.

AWD

4 Wheel Drive Control ECU

Available

for 4WD

BRK

Brake Booster Assembly (Skid Control ECU)

Available

for Hydraulic Brake Booster

Brake Actuator Assembly (Skid Control ECU)

Available

for Vacuum Brake Booster

TPMS

Door Control and Tire Pressure Monitoring System Receiver Assembly

Available

w/ Tire Pressure Warning System and Tire Inflation Pressure Display Function

SRS

Airbag Sensor Assembly

-

-

STR

Spiral Cable with Sensor Sub-assembly

-

-

CAN J/C NO. 1

No. 1 CAN Junction Connector

-

-

CAN J/C NO. 2

No. 2 CAN Junction Connector

-

-

Bus 3

AV

Navigation Receiver Assembly

Available

for Navigation Receiver Type

Radio and Display Receiver Assembly

Available

for Radio and Display Type

CAN J/C NO. 6

No. 6 CAN Junction Connector

-

-

Bus 5

CS

Clearance Warning ECU Assembly

Available

w/ Intuitive Parking Assist System

F-CAM

Forward Recognition Camera

Available

w/ Toyota Safety Sense P

F-MR

Millimeter Wave Radar Sensor Assembly

-

w/ Toyota Safety Sense P

BSM

Blind Spot Monitor Sensor LH

Available

w/ Blind Spot Monitor System

CAN J/C NO. 4

No. 4 CAN Junction Connector

-

-

CAN J/C NO. 5

No. 5 CAN Junction Connector

-

-

CAN J/C NO. 6

No. 6 CAN Junction Connector

-

-