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:

Status Signal Circuit
DESCRIPTION This circuit sends a smart key system status signal from the certification ECU (smart key ECU assembly) to the mobile wireless charger cradle assembly. Based on this signal, the mobile wireless charger cradle assembly suspends or resumes wireless charging. WIRING DIAGRAM CAUTI ...

Off-road precautions (4WD models and PreRunner)
This vehicle has higher ground clearance and narrower tread in relation to the height of its center of gravity to make it capable of performing in a wide variety of off-road applications. Off-road vehicle feature ● Specific design characteristics give it a higher center of gravity than o ...

Heater Circuit (C1AAE)
DESCRIPTION If the forward recognition camera detects a malfunction in the camera heater (forward recognition hood) circuit, it will output a malfunction signal to the millimeter wave radar sensor assembly via CAN communication and DTC C1AAE will be stored. DTC No. Detect ...