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:

Installation
INSTALLATION PROCEDURE 1. INSTALL INSTRUMENT PANEL PASSENGER AIRBAG ASSEMBLY WITHOUT DOOR (a) Engage the 3 hooks (B). Text in Illustration *a Hooks (A) *b Hooks (B) ...

Body
General Maintenance GENERAL MAINTENANCE PROCEDURE 1. TIGHTEN BOLTS AND NUTS ON CHASSIS AND BODY (a) Tighten the bolts and nuts on the chassis parts listed below, if necessary. Front axle and suspension Drive train Rear axle and suspension Brake system Engine mounting ...

Certification Ecu
Components COMPONENTS ILLUSTRATION Installation INSTALLATION PROCEDURE 1. INSTALL CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) (a) Install the certification ECU (smart key ECU assembly) with the 2 nuts. Torque: 6.5 N·m {66 kgf·cm, 58 in·lbf} (b) Engage the clamp to install the wire ...

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