Toyota Tacoma 2015-2018 Service Manual: System Diagram

Toyota Tacoma 2015-2018 Service Manual / Brake Control / Dynamic Control Systems / Vehicle Stability Control System(for Hydraulic Brake Booster) / 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:

Air Mix Damper Position Sensor Circuit (Driver Side) (B1436/36)
DESCRIPTION This sensor detects the position of the air mix damper (for driver side) and sends the appropriate signals to the air conditioning amplifier assembly. The position sensor is built into the No. 3 air conditioning radiator damper servo sub-assembly (for driver side air mix). ...

Operation Check
OPERATION CHECK 1. MALFUNCTION DISPLAY (MULTI-INFORMATION DISPLAY) (a) Open circuit indication (1) If there is an open circuit between a No. 1 ultrasonic sensor and the clearance warning ECU assembly or a sensor is malfunctioning, the malfunction is displayed as shown in the illustration. ...

Pump Motor Relay (C1253)
DESCRIPTION The motor relay (semiconductor relay) is built into the master cylinder solenoid and drives the pump motor based on a signal from the skid control ECU (master cylinder solenoid). DTC No. DTC Detecting Condition Trouble Areas C1253 ...