Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: System Diagram

SYSTEM DIAGRAM

Communication Table Communication Table

Sender ECU

Receiver ECU

Signal

Line

*1: for Vacuum Brake Booster

*2: for Hydraulic Brake Booster

Forward Recognition Camera

Combination Meter Assembly

  • Lane departure alert indicator light signal
  • Lane marker signal
  • Forward Recognition Camera malfunction signal
  • LDA customization information
  • Break message and exertion level display
  • Lane departure alert buzzer signal
  • Lane departure alert main switch operation signal

CAN

ECM

Forward Recognition Camera

  • Shift position signal (P, R, N, D)
  • OBD information signal
  • Vehicle specification information (2WD/4WD information, conventional/hybrid information)
  • Accelerator opening angle percentage signal

CAN

  • Skid Control ECU (Brake Actuator Assembly)*1
  • Skid Control ECU (Master Cylinder Solenoid)*2
  • Wheel speed signal
  • Wheel speed sensor malfunction signal
  • Under VSC control
  • Under TRAC control
  • Airbag sensor assembly zero point signal
  • Airbag sensor assembly zero point error signal

CAN

Combination Meter Assembly

  • Turn signal light switch signal
  • Vehicle speed tolerance signal

CAN

Spiral Cable with Sensor Sub-assembly

  • Steering signal
  • Steering angle sensor malfunction signal

CAN

Yaw Rate and Acceleration Sensor (Airbag Sensor Assembly)

  • Yaw rate sensor signal
  • Yaw rate sensor voltage signal
  • Yaw rate sensor malfunction signal

CAN

Main Body ECU (Multiplex Network Body ECU)

  • Country specification information signal
  • Steering wheel information signal

CAN

System Description
SYSTEM DESCRIPTION LANE DEPARTURE ALERT SYSTEM DESCRIPTION (a) The lane departure alert system is a system which uses the forward recognition camera to recognize and determine the lane and the pos ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Use these procedures to troubleshoot the lane departure alert system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT ...

Other materials:

System Description
SYSTEM DESCRIPTION 1. SYSTEM DESCRIPTION HINT: The skid control ECU is built into the hydraulic brake booster. (a) ABS (Anti-lock Brake System) The ABS helps prevent the wheels from locking when the brakes are applied firmly or when braking on a slippery surface. (b) Multi-terrain Anti-lock ...

Lost Communication with ECM (C1437)
DESCRIPTION The skid control ECU (brake actuator assembly) receives signals from the ECM via the CAN communication system. DTC No. Detection Item DTC Detection Condition Trouble Area C1437 Lost Communication with ECM ...

Removal
REMOVAL CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The following procedure is for the LH side. PROCEDURE 1. PRECAUTION NOTICE: After turning the ignition switch off, waiting time may be required before disconnecting the cable from the ...

В© 2011-2019 Copyright www.ttguide.net