Toyota Tacoma manuals

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)

  • Rear differential lock status signal
  • 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

Combination meter assembly

  • Rear differential lock indicator light signal
  • Buzzer signal

CAN communication system

  • *: for 4WD
Precaution
PRECAUTION 1. IGNITION SWITCH EXPRESSION (a) The type of ignition switch used on this model differs depending on the specifications of the vehicle. The expressions listed in the table below are us ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Use the following procedure listed to troubleshoot the differential system (w/ Differential Lock). *: Use the Techstream. PROCEDURE 1 ...

Other materials:

Seat heaters
On The indicator comes on. Adjusts the seat temperature. The further you turn the dial upward, the warmer the seat becomes. ■The seat heaters can be used when The engine switch is in the ON position. ■When not in use Turn the dial fully downward. The indicator turns off. CAUT ...

Cruise Control System Internal Failure (P057504,P057549)
DESCRIPTION This is output when the ECM detects malfunctions in the internal circuit. DTC Code DTC Detection Condition Trouble Area MIL Note P057504 Vehicle Condition: Cruise control in operation ...

Components
COMPONENTS ILLUSTRATION *A for Type A *B for Type B *C for Type C - - *1 MILLIMETER WAVE RADAR SENSOR ASSEMBLY *2 MILLIMETER WAVE RADAR WIRE ...

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