Toyota Tacoma manuals

Toyota Tacoma (2015-2018) Service Manual: 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

Windshield wiper motor assembly

Front wiper system does not operate in LO or MIST

Windshield wiper switch assembly

Windshield wiper motor assembly

Front wiper system does not operate in HI

Windshield wiper switch assembly

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 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
...

Other materials:

Skid Control Buzzer Circuit (C1A4A)
DESCRIPTION The millimeter wave radar sensor assembly is connected to the forward recognition camera via CAN communication. The millimeter wave radar sensor assembly operates the pre-collision alarm by sending a buzzer request signal to the skid control buzzer. If the millimeter wave radar se ...

Operation Check
OPERATION CHECK 1. CHECK PANEL & STEERING SWITCH HINT: The radio and display receiver assembly panel switches and steering switches are checked in the following procedure. Illustrations may differ from the actual vehicle screen depending on the device settings and options. ...

System Description
SYSTEM DESCRIPTION 1. DESCRIPTION A part-time 2-speed VF2CM transfer uses a touch select 2-4 and high-low system, enabling the driver to switch between 2WD, H4 and L4 modes by turning the transfer position switch. Through these switch signals, the 4 wheel drive control ECU actua ...

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