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

Toyota Tacoma (2015-2018) Service Manual / Window / Glass / Power Window Control System(w/o Jam Protection Function) / 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.

Power Window Control System

Symptom	Suspected Area	See page
Driver side power window does not operate with power window master switch	Front power window regulator motor assembly LH
	Power window regulator master switch assembly
	Harness or connector	-
Front passenger side power window does not operate with front passenger side power window switch	Power window regulator master switch assembly
	Front power window regulator motor assembly LH
	Harness or connector	-
Rear power window LH does not operate with rear power window switch LH*1	Rear power window regulator switch assembly LH
	Rear power window regulator motor assembly LH
	Harness or connector	-
Rear power window RH does not operate with rear power window switch RH*1	Rear power window regulator switch assembly RH
	Rear power window regulator motor assembly RH
	Harness or connector	-
Driver side power window auto down function does not operate with power window master switch (manual up / down function is normal)	Power window regulator master switch assembly
	Front power window regulator motor assembly LH
	Harness or connector	-
Remote up / down function does not operate	Power window regulator master switch assembly
	Driver side junction block
	Harness or connector	-

*1: for Double Cab

Power Window Control System (for back door power window)*1

Symptom	Suspected Area	See page
Power back window does not operate*1	Rear No. 2 power window regulator switch assembly
	Power window regulator motor assembly
	Harness or connector	-

*1: w/ Back Door Power Window

Operation Check

OPERATION CHECK 1. CHECK WINDOW LOCK FUNCTION (a) Turn the ignition switch ON. (b) Press the window lock switch of the power window regulator master switch assembly. HINT: The illumination (LED ...

Quarter Window Glass(for Access Cab)

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Other materials:

Seatback table
Front passenger’s seatback can be used as a temporary table only when the vehicle is stopped. Fold down the front passenger’s seat to use the seatback table. CAUTION ■Caution while driving Observe the following precautions to avoid death or serious injury. ●Do not set up the ...

System Description
SYSTEM DESCRIPTION 1. ENGINE IMMOBILISER SYSTEM DESCRIPTION The engine immobiliser system is designed to prevent the vehicle from being stolen. This system uses the transponder key ECU assembly that stores the key ID codes of authorized ignition keys. If an attempt is made to start the engine ...

Wireless Door Lock Tuner Circuit Malfunction (B1242)
DESCRIPTION The door control receiver is used to receive radio waves relating to the entry functions of the electrical key transmitter sub-assembly. The certification ECU (smart key ECU assembly) decodes the requested electrical key transmitter sub-assembly by identifying a key code based on ...