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:

System Description
SYSTEM DESCRIPTION 1. OUTLINE OF THEFT DETERRENT SYSTEM The theft deterrent system can be set/canceled by locking/unlocking the doors using the following operation: Entry lock operation*1 Wireless lock operation*2 Key-linked lock operation * ...

Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Steering Lock System DTC Code Detection Item See page B2781 Open / Short in Steering Lock ECU B2782 Power Source Control ECU Malfunction ...

Installation
INSTALLATION PROCEDURE 1. INSTALL OIL COOLER ASSEMBLY (w/ Air Cooled Transmission Oil Cooler) (a) Install the 2 oil cooler brackets to the oil cooler assembly with the 2 bolts. Torque: 5.5 N·m {56 kgf·cm, 49 in·lbf} (b) Install the oil cooler assembly to the vehicle body with th ...

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