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:

Inspection
INSPECTION PROCEDURE 1. INSPECT FUEL PUMP ASSEMBLY (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition 1 - 2 20°C (68°F) 0.45 to 0 ...

Interior Light Auto Cut Circuit
DESCRIPTION When the battery saving control operates, the main body ECU (multiplex network body ECU) controls the operation of the DOME CUT relay, that is built in to the driver side junction block, to turn off the interior lights. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: In ...

Installation
INSTALLATION PROCEDURE 1. INSTALL WINDSHIELD WIPER MOTOR ASSEMBLY (a) Apply MP grease to the crank arm pivot of the windshield wiper motor assembly. Text in Illustration *1 Crank Arm Pivot ...