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

Toyota Tacoma (2015-2018) Service Manual: 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
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