Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: System Diagram

SYSTEM DIAGRAM

Transmitting ECU (Transmitter)

Receiving ECU

Signals

Communication Method

ECM

Skid control ECU

  • Throttle position signal
  • Engine speed signal
  • Accelerator pedal position signal
  • Intake air temperature signal
  • Ambient air temperature signal
  • Engine coolant temperature signal
  • Vehicle information

CAN communication system

Yaw rate and acceleration sensor (Airbag sensor assembly)

Skid control ECU

Yaw rate and acceleration signal

CAN communication system

Steering angle sensor (spiral cable with sensor sub-assembly)

Skid control ECU

Steering angle signal

CAN communication system

Skid control ECU

ECM

Throttle opening angle request signal

CAN communication system

Skid control ECU

Combination meter assembly

  • Warning/indicator light signal
  • Vehicle speed signal
  • Warning buzzer request signal

CAN communication system

4 wheel drive control ECU (for 4WD or w/ Rear Differential Lock)

Skid control ECU

  • 4WD position signal (for 4WD)
  • L4 position signal (for 4WD)
  • Rear differential lock position signal (for w/ Rear Differential Lock)

CAN communication system

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 ...

Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS 1. DESCRIPTION HINT: A momentary interruption (open circuit) in the connectors and/or wire harness between the sensors and ECUs can be detected through the ECU dat ...

Other materials:

Removal
REMOVAL CAUTION / NOTICE / HINT CAUTION: Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing (See page ). HINT: Use the same procedure for the LH side and RH side. The procedure listed be ...

Mirror Heater does not Operate with Rear Defogger Switch
DESCRIPTION When the mirror heater switch on the air conditioning control assembly is pressed, the operation signal is sent to the air conditioning amplifier assembly. When the air conditioning amplifier assembly receives the signal, it turns on a relay in the air conditioning amplifier assem ...

Registration
REGISTRATION PROCEDURE 1. REGISTER TRANSMITTER CODE HINT: The vehicle's garage door opener records transmitter codes for systems such as garage doors, gates, entry gates, door locks, home lighting systems, security systems or other transmitter code based systems. The gara ...

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