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

Toyota Tacoma (2015-2018) Service Manual / Wiper / Washer / Wiper And Washer 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.

Front Wiper and Washer System

Symptom	Suspected Area	Link
Front wipers do not operate at all	Windshield wiper switch assembly
Front wipers do not operate at all	Windshield wiper motor assembly
Front wiper system does not operate in LO or MIST	Windshield wiper switch assembly
Front wiper system does not operate in LO or MIST	Windshield wiper motor assembly
Front wiper system does not operate in HI	Windshield wiper switch assembly
Front wiper system does not operate in HI	Windshield wiper motor assembly
Front washer system does not operate	Windshield washer motor and pump assembly
	Windshield wiper switch assembly
	Harness or connector	-
Front wipers do not operate when the washer fluid is sprayed with the windshield washer switch on	Windshield wiper switch assembly
	Harness or connector	-
Washer fluid does not flow	Washer fluid	-
Washer fluid does not flow	Washer hose and washer nozzle sub-assembly

Washer Fluid Level Warning System

Symptom	Suspected Area	Link
Washer fluid level warning message on the multi-information display or Indicator does not operate	Level warning switch assembly
	Combination meter assembly
	Harness or connector	-

Operation Check

OPERATION CHECK 1. CHECK INTERMITTENT CONTROL FUNCTION (w/ Intermittent Time Adjustment Switch) (a) Turn the ignition switch to ON. (b) Turn the windshield wiper switch assembly to the INT position ...

Wiper Switch

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Other materials:

Side Airbag Sensor LH Circuit Malfunction (B1625/22)
DESCRIPTION The side airbag sensor assembly LH consists of parts such as the safing sensor, the diagnostic circuit and the lateral deceleration sensor. When the airbag sensor assembly receives signals from the lateral deceleration sensor, it determines whether or not the SRS should be activate ...

Sleep Operation Failure of Occupant Classification ECU (B1796)
DESCRIPTION During sleep mode, the occupant detection ECU monitors the condition of each sensor while the ignition switch is off. In this mode, if the occupant detection ECU detects an internal malfunction, DTC B1796 is set. DTC No. DTC Detections Conditions Tr ...

Installation
INSTALLATION PROCEDURE 1. INSTALL FRONT SEATBACK HEATER ASSEMBLY (a) Set the front seatback heater assembly with the name stamp side facing the front seatback cover. (b) Install the front seatback heater assembly with 14 new tag pins. 2. INSTALL SEPARATE TYPE FRONT SEATBACK COVER (for Front P ...