Toyota Tundra Service Manual: Problem Symptoms Table

Toyota Tundra Service Manual / Engine, Hybrid System / Tire And Wheel / Tire Pressure Warning 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.

Tire Pressure Warning System

Symptom	Suspected Area	Link
Tire pressure warning light does not illuminate despite tire pressure decreasing	Initialization
	Check Data List (ID Tire Inflation Pressure)
	ID code check (Registration)
Tire pressure warning light remains illuminated (Goes off during initial check)	Tire pressure warning light circuit
Tire pressure warning light remains illuminated (Illuminates during initial check)	Check Data List (ID Tire Inflation Pressure)
	Tire pressure adjustment
	ID code check (Registration)
	Initialization
Initialization cannot be done	Tire pressure warning reset switch
Tire position not identified	Refer to the "Tire position not identified" flowchart.
Cannot switch to automatic ID registration mode	Refer to the "Cannot Switch to Automatic ID Registration Mode" flowchart.

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Toyota Tundra Service Manual > Airbag System: Seat Belt Buckle Switch (LH) (B1656)
DESCRIPTION The seat belt buckle switch LH circuit consists of the airbag sensor assembly and front seat inner belt assembly LH (seat belt buckle switch LH). DTC B1656 is stored when a malfunction is detected in the seat belt buckle switch LH circuit. DTC No. Detection Item DTC Detection Condition T ...

Toyota Tundra Service Manual: Problem Symptoms Table

Precaution

Registration

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