Toyota Tacoma manuals

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

SYSTEM DESCRIPTION

1. LIN COMMUNICATION SYSTEM DESCRIPTION

The LIN communication system is used for communication between the components in the tables below. If communication cannot be performed through LIN communication because of an open in the communication lines or other reasons, the master control ECU of the relevant system will store a DTC. Refer to the table below about the communication bus lines and connected components.

HINT:

  • Each component has a fail-safe function which activates to maintain the minimum performance of the system and protect the system.
  • In the following table, "â—‹" indicates that the function applies, and "-" indicates that it does not.
Door Bus Lines

Component

Master Control

LIN Communication DTC Output Function

Main Body ECU (Multiplex Network Body ECU)

â—‹

â—‹

Front Power Window Regulator Motor Assembly LH*1

-

-

Front Power Window Regulator Motor Assembly RH*1

-

-

Power Window Regulator Master Switch Assembly*1

-

-

Sliding Roof ECU (Sliding Roof Drive Gear Sub-assembly)*2

-

-

  • *1: w/ Jam Protection Function
  • *2: w/ Sliding Roof
Certification Bus Lines (w/ Smart Key System)

Component

Master Control

LIN Communication DTC Output Function

Certification ECU (Smart Key ECU Assembly)

â—‹

â—‹

Steering Lock ECU (Steering Lock Actuator or Upper Bracket Assembly)

-

-

Parts Location
PARTS LOCATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ...

System Diagram
SYSTEM DIAGRAM 1. DOOR BUS LINES 2. CERTIFICATION BUS LINES (w/ Smart Key System) ...

Other materials:

Data List / Active Test
DATA LIST / ACTIVE TEST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not. HINT: Using the Techstream to read the Data List allows the values or s ...

Vacuum Pump
Components COMPONENTS ILLUSTRATION Installation INSTALLATION PROCEDURE 1. INSTALL VACUUM PUMP ASSEMBLY (a) Apply engine oil to the 2 O-rings on the vacuum pump assembly. (b) Apply engine oil to the inner surface of the installation hole. (c) Install the vacuum pump assembly so that th ...

Driving the vehicle
The following procedures should be observed to ensure safe driving. ■ Starting the engine ■ Driving Automatic transmission With the brake pedal depressed, shift the shift lever to D. Release the parking brake. Gradually release the brake pedal and gently depress the acceler ...

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