Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: System Diagram

SYSTEM DIAGRAM

Communication Table Communication Table

Sender

Receiver

Signal

Line

ECM

Millimeter Wave Radar Sensor Assembly

  • Cruise control operation signal
  • Accelerator pedal idle position signal
  • Accel override operation signal
  • Cruise control speed status signal
  • Approach warning signal
  • Brake signal
  • Cruise control main switch (ON-OFF button) on signal
  • Cruise control mode signal
  • Set vehicle-to-vehicle distance signal
  • Cruise preset vehicle speed signal

CAN

ECM

Skid Control ECU (Brake Actuator Assembly)

  • Cruise control operation signal
  • Accelerator pedal idle position signal
  • Cruise control operation request signal
  • Braking request signal
  • Target acceleration from cruise control system signal

CAN

ECM

Combination Meter Assembly

  • Low speed cancel buzzer request signal
  • Control vehicle speed unit signal
  • Cruise control display ID signal
  • Cruise control vehicle speed signal

CAN

ECM

Forward Recognition Camera

Cruise control operation signal

CAN

Millimeter Wave Radar Sensor Assembly

ECM

  • Cruise control target acceleration signal
  • Cruise control mode signal
  • Target vehicle detection signal
  • Vehicle-to-vehicle distance control switch status signal
  • Detection of dirt adhesion on millimeter wave radar sensor signal
  • Millimeter wave radar sensor malfunction signal
  • Approach warning signal
  • Bad environment detection signal
  • Cruise control target acceleration raw data signal
  • Force request for millimeter wave radar sensor assembly signal
  • Control status of millimeter wave radar sensor assembly signal

CAN

Millimeter Wave Radar Sensor Assembly

Combination Meter Assembly

Millimeter wave radar sensor beam axis deviation signal

CAN

Skid Control ECU (Brake Actuator Assembly)

Millimeter Wave Radar Sensor Assembly

  • Stop light switch status signal
  • Yaw rate sensor zero point signal
  • Yaw rate sensor zero point malfunction signal
  • Under brake control signal

CAN

Skid Control ECU (Brake Actuator Assembly)

ECM

  • Wheel speed signal
  • Under TRAC control signal
  • Under VSC control signal
  • Cruise control cancellation request signal
  • Stop light switch control relay malfunction signal
  • Temporary inhibition of brake control signal
  • Under brake control signal
  • Presumed road slope signal
  • Estimated acceleration signal

CAN

Steering Angle Sensor (Spiral Cable with Sensor Sub-assembly)

Millimeter Wave Radar Sensor Assembly

  • Steering angle sensor malfunction signal
  • Steering angle signal
  • Steering angle sensor zero point signal

CAN

Main Body ECU (Multiplex Network Body ECU)

Millimeter Wave Radar Sensor Assembly

Destination information signal

CAN

Yaw Rate and Acceleration Sensor (Airbag Sensor Assembly)

Millimeter Wave Radar Sensor Assembly

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

CAN

Precaution
PRECAUTION IGNITION SWITCH EXPRESSIONS (a) The type of ignition switch used on this model differs according to the specifications of the vehicle. The expressions listed in the table below are used ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Perform the following procedure to troubleshoot the dynamic radar cruise control system. *: Use the Techstream. PROCEDURE 1. ...

Other materials:

Cruise Control Main Switch
Components COMPONENTS ILLUSTRATION Removal REMOVAL PROCEDURE 1. REMOVE STEERING PAD ASSEMBLY (See page ) 2. REMOVE CRUISE CONTROL MAIN SWITCH (a) Disconnect the connector and remove the 2 screws. (b) Remove the cruise ...

Removal
REMOVAL PROCEDURE 1. PRECAUTION NOTICE: After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before pr ...

Installation
INSTALLATION PROCEDURE 1. INSTALL NO. 1 FUEL TANK PROTECTOR (a) Install the No. 1 fuel tank protector to the fuel tank assembly with the 4 clips. 2. INSTALL FUEL SUCTION TUBE SET GASKET Click here 3. INSTALL FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY Click here 4. INSTALL FUEL PUMP ...

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