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.
|
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
|
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:
System Description
SYSTEM DESCRIPTION
GENERAL
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) ...
No Response from Steering Lock ECU (B2786)
DESCRIPTION
This DTC is stored when LIN communication between the certification ECU (smart
key ECU assembly) and steering lock ECU (steering lock actuator or upper bracket
assembly) stops for 10 seconds or more.
DTC No.
DTC Detection Condition
Trouble Area
...
Removal
REMOVAL
PROCEDURE
1. REMOVE REAR SEATBACK HINGE COVER
2. REMOVE REAR SEATBACK ASSEMBLY
3. REMOVE REAR SEATBACK HINGE SUB-ASSEMBLY
4. REMOVE REAR DOOR SCUFF PLATE
5. DISCONNECT REAR DOOR OPENING TRIM WEATHERSTRIP
(a) Disconnect the rear door opening trim weatherstrip to ...
