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:

Precaution
PRECAUTION 1. IGNITION SWITCH EXPRESSIONS (a) The type of ignition switch used on this model differs according to the specifications of the vehicle. The expressions listed in the table below are used in this section. Expression Ignition Switch (Position) Engine ...

Brake Switch "A" Circuit Open (P057113)
DESCRIPTION DTC No. DTC Detection Condition Trouble Area MIL Note P057113 Vehicle Condition: Cruise control operating Malfunction Status: Stop light switch assembly circuit malfunction ...

Disassembly
DISASSEMBLY PROCEDURE 1. REMOVE MILLIMETER WAVE RADAR WIRE (w/ Toyota Safety Sense P) Click here 2. REMOVE MILLIMETER WAVE RADAR SENSOR ASSEMBLY (w/ Toyota Safety Sense P) Click here 3. REMOVE NO. 1 RADIATOR GRILLE GARNISH (a) When Replacing the No. 1 Radiator Grille Garnish: (1) Apply p ...

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