Toyota Tundra Service Manual: Problem Symptoms Table

Toyota Tundra Service Manual / Vehicle Interior / 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 the problem symptom. 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 the system before inspecting the suspected areas below.

Power Window Control System

Symptom	Suspected Area	See page
Remote UP / DOWN function does not operate	Power window regulator master switch assembly
Driver side power window does not operate with power window master switch	Power window regulator master switch assembly
	Front power window regulator motor assembly LH
	Harness or connector
Front passenger side power window does not operate with front passenger side power window switch	Power window regulator master switch assembly
	Power Window Regulator Switch Assembly
	Front power window regulator motor assembly RH
	Harness or connector
Rear power window LH does not operate with rear power window switch LH	Power window regulator master switch assembly
	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	Power window regulator master switch assembly
	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	Power window regulator master switch assembly
	Front power window regulator motor assembly LH
	Harness or connector
Power windows do not operate at all	Power window regulator master switch assembly
Power windows do not operate at all	Harness or connector
Key-off operation function operates even if operating conditions are not satisfied	Main body ECU (driver side junction block)
	Lighting system

Power Window Control System (for Back Window Glass)

Symptom	Suspected Area	See page
Power back window does not operate*2	Back door power window regulator switch assembly
	Power window regulator motor assembly
	Main body ECU (driver side junction block)
	Harness or connector	-
Power back window does not operate*1	Back door power window regulator switch assembly
	Power window regulator motor assembly
	Main body ECU (driver side junction block)
	Harness or connector	-

*1: for CrewMax
*2: for Double Cab, for Power Slide Type

Power Windows do not Operate at All

Rear Power Window LH does not Operate with Rear Power Window Switch LH

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Toyota Tundra Service Manual: Problem Symptoms Table

Power Windows do not Operate at All

Rear Power Window LH does not Operate with Rear Power Window Switch LH

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