Toyota Venza: Problem Symptoms Table

Toyota Venza Service Manual / Window / Glass / Power Window Control 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.

Power Window Control System

Symptom	Suspected Area	See page
Remote Up / Down Function does not Operate	LIN communication system
	Power window regulator master switch assembly	-
	Power window regulator motor assembly (for front passenger side)	-
	Power window regulator motor assembly (for rear LH side)	-
	Power window regulator motor assembly (for rear RH side)	-
Driver Side Power Window does not Operate with Power Window Master Switch	LIN communication system
	Power window regulator motor assembly (for driver side)	-
	Power window regulator master switch assembly	-
	Main body ECU (driver side junction block assembly)	-
	Wire harness or connector	-
Front Passenger Side Power Window does not Operate with Front Passenger Side Power Window Switch	LIN communication system
	Power window regulator motor assembly (for front passenger side)	-
	Power window regulator switch assembly (for front passenger side)	-
	Main body ECU (driver side junction block assembly)	-
	Wire harness or connector	-
Rear Power Window LH does not Operate with Rear Power Window Switch LH	LIN communication system
	Power window regulator motor assembly (for rear LH side)	-
	Power window regulator switch assembly (for rear LH side)	-
	Main body ECU (driver side junction block assembly)	-
	Wire harness or connector	-
Rear Power Window RH does not Operate with Rear Power Window Switch RH	LIN communication system
	Power window regulator motor assembly (for rear RH side)	-
	Power window regulator switch assembly (for rear RH side)	-
	Main body ECU (driver side junction block assembly)	-
	Wire harness or connector	-
Driver Side Power Window Auto Up / Down Function does not Operate with Power Window Master Switch	LIN communication system
	Power window regulator motor assembly (for driver side)	-
	Power window regulator master switch assembly	-
	Glass position initialization	-
	Wire harness or connector	-
Front Passenger Side Power Window Auto Up / Down Function does not Operate with Front Passenger Side Power Window Switch	Power window regulator motor assembly (for front passenger side)
	Power window regulator switch assembly (for front passenger side)	-
	Glass position initialization	-
	Wire harness or connector	-
Rear Power Window LH Auto Up / Down Function does not Operate with Rear Power Window Switch LH	Power window regulator motor assembly (for rear LH side)
	Power window regulator switch assembly (for rear LH side)	-
	Glass position initialization	-
	Wire harness or connector	-
Rear Power Window RH Auto Up / Down Function does not Operate with Rear Power Window Switch RH	Power window regulator motor assembly (for rear RH side)
	Power window regulator switch assembly (for rear RH side)	-
	Glass position initialization	-
	Wire harness or connector	-
Key-off Operation Function Operates even if Operating Conditions are not Satisfied	LIN communication system
	Lighting system	-
	Power window regulator motor assembly (for driver side)	-
	Power window regulator motor assembly (for front passenger side)	-
	Power window regulator motor assembly (for rear LH side)	-
	Power window regulator motor assembly (for rear RH side)	-
	Main body ECU (driver side junction block assembly)	-
Auto Up Operation does not Fully Close Power Window (Jam Protection Function is Activated)	Glass position initialization (applicable location)
	Improper installation (applicable location)	-
	Power window regulator motor assembly (for driver side)	-
	Power window regulator motor assembly (for front passenger side)	-
	Power window regulator motor assembly (for rear LH side)	-
	Power window regulator motor assembly (for rear RH side)	-
Jam Protection Function does not Operate	Glass position initialization (applicable location)
	Power window regulator motor assembly (for driver side)	-
	Power window regulator motor assembly (for front passenger side)	-
	Power window regulator motor assembly (for rear LH side)	-
	Power window regulator motor assembly (for rear RH side)	-

Initialization

INITIALIZATION 1. INITIALIZE POWER WINDOW CONTROL SYSTEM (POWER WINDOW REGULATOR MOTOR ASSEMBLY (ALL DOORS)) CAUTION: When the power window regulator motor assembly is reinstalled or replaced, th ...

Terminals Of Ecu

TERMINALS OF ECU 1. POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY (a) Disconnect the I6 power window regulator master switch assembly connector. (b) Measure the voltage and resistance according t ...

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