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:

Fail-safe Chart
FAIL-SAFE CHART FAIL-SAFE FUNCTION (a) When a malfunction occurs in the lane departure alert system, a message will be displayed on the multi-information display in the combination meter assembly and the lane departure alert system will be disabled depending on the malfunction. War ...

Illumination for Panel Switch does not Come on with Tail Switch ON
PROCEDURE 1. CHECK VEHICLE SIGNAL (OPERATION CHECK) (a) Enter the "Vehicle Signal Check Mode" screen. Refer to Check Vehicle Signal in Operation Check (See page ). (b) Check that the display changes between ON and OFF according to the light control ...

On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY (w/ Intermittent function) (a) Remove the steering column cover. (b) Check the front wiper intermittent operation. Text in Illustration *a Component with harness connected (Windshield Wiper Sw ...