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

Toyota Tacoma (2015-2018) Service Manual / Vf2cm Transfer / Touch Select 2-4 And High-low System / System Diagram

SYSTEM DIAGRAM

Transmitting ECU (Transmitter)	Receiving ECU	Signal	Communication Method
4 wheel drive control ECU	Skid control ECU (Brake actuator assembly)	High-Low actuator fail 4WD status signal L4 status signal	CAN communication system
Skid control ECU (Brake actuator assembly)	4 wheel drive control ECU	Wheel speed sensor error signal Wheel speed signal Vehicle speed signal Vehicle speed status flag	CAN communication system
4 wheel drive control ECU	ECM	Cruise control cancel request signal 4WD status signal	CAN communication system
ECM	4 wheel drive control ECU	Shift position N signal Neutral position switch error flag	CAN communication system
4 wheel drive control ECU	Combination meter assembly	4LO indicator light signal Multi-information display (4WD malfunction and front differential oil temperature warning related messages) signals Warning buzzer signal	CAN communication system

System Description

SYSTEM DESCRIPTION 1. DESCRIPTION A part-time 2-speed VF2CM transfer uses a touch select 2-4 and high-low system, enabling the driver to switch between 2WD, H4 and L4 modes by turning ...

Diagnosis System

DIAGNOSIS SYSTEM 1. DESCRIPTION The 4 wheel drive control ECU records DTCs when the ECU detects a malfunction in the ECU itself or in system circuits. The DTCs can be read through the DLC3 of the ...

Other materials:

System Description
SYSTEM DESCRIPTION 1. FUNCTION OF MAIN COMPONENTS Component Function Vertical mirror motor Moves the mirror surface vertically in accordance with the vertical mirror motor outer mirror switch assembly operation. Horizontal mirr ...

TC and CG Terminal Circuit
DESCRIPTION DTC output mode is set by connecting terminals TC and CG of the DLC3. The DTCs are displayed by blinking the SRS warning light. HINT: Make sure that DTCs which relate to the CAN communication system are not output. If any of these DTCs are output, check the CAN communicat ...

Operation Check
OPERATION CHECK 1. NOTICE WHEN CHECKING FOLLOWING (a) Wireless door lock/unlock function: This wireless door lock control function operates only when the following 3 conditions are met: (1) The engine switch is off. (2) All doors are closed. (3) The power door lock control system is operatin ...