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:

Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL NOTICE: When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the cable is reconnected. Click here IGNITION SWITCH EXPRESSIONS (a) The type of ignition switch ...

Initialization
INITIALIZATION 1. PROCEDURES NECESSARY WHEN BATTERY TEMINAL IS DISCONNECTED/RECONNECTED Necessary Procedure Effect/Inoperative Function when Necessary Procedures are not Performed Link Perform steering sensor zero point calibration Lane ...

Check Bus 3 Line for Short to GND
DESCRIPTION There may be a short circuit between one of the CAN bus lines and GND when there is no resistance between terminal 6 (CA3H) of the central gateway ECU (network gateway ECU) and terminal 4 (CG) of the DLC3, or terminal 21 (CA3L) of the central gateway ECU (network gateway ECU) and ...