Toyota Tacoma (2015-2018) Service Manual: Hazard Warning Switch

Front Door Courtesy Switch

Inspection INSPECTION PROCEDURE 1. INSPECT FRONT DOOR COURTESY SWITCH (a) Check the resistance. (1) Measure the resistance using an ohmmeter, and check the results in accordance with the valu ...

Components

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Diagnosis System
DIAGNOSIS SYSTEM 1. DESCRIPTION The 4 wheel drive control ECU records DTCs when the ECU detects a malfunction in the ECU itself or in system circuits. The DTCs can be read through the DLC3 of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions ...

On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT SIDE AIRBAG SENSOR ASSEMBLY (for Vehicle not Involved in Collision) (a) Perform a diagnostic system check (See page ). 2. INSPECT SIDE AIRBAG SENSOR ASSEMBLY (for Vehicle Involved in Collision and Airbag has not Deployed) (a) Perform a diagnostic s ...

4WD Control Switch Circuit
WIRING DIAGRAM PROCEDURE 1. CONFIRM PROBLEM SYMPTOM (a) Confirm the problem symptoms. Result Result Proceed to The 4WD indicator light (green) and 4LO indicator light remain off A The 4WD indica ...