Toyota Tacoma (2015-2018) Service Manual: System Diagram

System Description

SYSTEM DESCRIPTION 1. FRONT PASSENGER OCCUPANT CLASSIFICATION SYSTEM (a) General Description (1) The front passenger occupant detection ECU determines whether the front passenger seat is occupied ...

Diagnosis System

DIAGNOSIS SYSTEM 1. CHECK DLC3 (a) The vehicle's ECU uses the ISO 9141-2 for communication protocol. The terminal arrangement of the DLC3 complies with SAE J1962 and matches the ISO 15765-4 fo ...

Other materials:

Tire Pressure Warning Receiver
Components COMPONENTS ILLUSTRATION Removal REMOVAL PROCEDURE 1. SEPARATE ROOF HEADLINING ASSEMBLY (for Double Cab) (See page ) 2. SEPARATE ROOF HEADLINING ASSEMBLY (for Access Cab) (See page ) 3. REMOVE TIRE PRESSURE WARNING ECU AND RECEIVER (a) Disconnect the connector. (b) ...

Open in Bus 3 Main Bus Line
DESCRIPTION There may be an open circuit in one of the CAN main bus lines when the resistance between terminals 6 (CA3H) and 21 (CA3L) of the central gateway ECU (network gateway ECU) is 70 Ω or higher. Detection Item Trouble Area Resistance between term ...

Disassembly
DISASSEMBLY PROCEDURE 1. REMOVE STEERING GEAR OUTLET RETURN TUBE (a) Using a union nut wrench, remove the steering gear outlet return tube. 2. REMOVE STEERING TURN PRESSURE TUBE (a) Using a union nut wrench, remove the 2 pressure tubes. (b) Remove the 4 O-rings from the pressure tubes. 3. ...