Toyota Tacoma (2015-2018) Service Manual: Problem Symptoms Table

Toyota Tacoma (2015-2018) Service Manual / Seat Belt / Seat Belt Warning System / Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

HINT:

Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Seat Belt Warning System

Symptom	Suspected Area	Link
Driver side seat belt warning light does not operate	Refer to the "Driver side seat belt warning light does not operate"
Front passenger side seat belt warning light malfunction	Refer to the "Front passenger side seat belt warning light malfunction"
Seat belt warning light does not operate for driver and front passenger seats	Combination meter assembly	-
Seat belt warning buzzer does not operate	Check customized settings using the Techstream
Seat belt warning buzzer does not operate	Combination meter assembly	-

Diagnosis System

DIAGNOSIS SYSTEM 1. CHECK DLC3 (a) Check the DLC3 (See page ). 2. INSPECT BATTERY VOLTAGE (a) Measure the battery voltage. Standard voltage: 11 to 14 V If the voltage is below 11 V, recharge ...

Terminals Of Ecu

TERMINALS OF ECU 1. CHECK COMBINATION METER ASSEMBLY (a) Measure the resistance and voltage according to the value(s) in the table below. Terminal No. (Symbol) Wiring Colo ...

Other materials:

Removal
REMOVAL PROCEDURE 1. REMOVE LOWER STEERING COLUMN COVER 2. REMOVE UPPER STEERING COLUMN COVER 3. REMOVE WINDSHIELD WIPER SWITCH ASSEMBLY (a) Disconnect the 2 connectors. Text in Illustration *a Protective Tape ...

A-TRAC Indicator Light Remains ON
DESCRIPTION This is the A-TRAC main switch circuit. When the A-TRAC switch is turned on with the transfer in L4, the A-TRAC function is available and the A-TRAC indicator light illuminates. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: When replacing the skid control ECU (master ...

Slave Module Horizontal Axis Misalignment (C1AC2)
DESCRIPTION This DTC is stored when the angle of the blind spot monitor sensor RH deviates more than the allowable range from the horizontal axis. HINT: If drum tester such as a speedometer tester, brake/speedometer combination tester or chassis dynamometer is used with the blind spot monitor ...