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Home >> Toyota >> 2007 >> Yaris Base, 2D Hatchback, Automatic >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> Seat Belt >> Seat Belt Warning System >> Problem Symptoms Table

Problem Symptoms Table

HINT:

Use the table below to help determine the causes 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.

Seat belt warning system 

PROBLEM SYMPTOMS CHART

Symptom Suspected area
Front driver seat belt warning light does not operate FRONT SEAT INNER BELT ASSEMBLY LH (FOR HATCHBACK) 
FRONT SEAT INNER BELT ASSEMBLY LH (FOR SEDAN) 
WIRE HARNESS 
CENTER AIRBAG SENSOR ASSEMBLY 
MAIN BODY ECU 
COMBINATION METER ASSEMBLY 
FRONT PASSENGER SEAT BELT WARNING LIGHT DOES NOT OPERATE  Fuse
FRONT PASSENGER SEAT BELT WARNING LIGHT (FOR HATCHBACK) 
FRONT PASSENGER SEAT BELT WARNING LIGHT (FOR SEDAN) 
FRONT SEAT INNER BELT ASSEMBLY RH (FOR HATCHBACK) 
FRONT SEAT INNER BELT ASSEMBLY RH (FOR SEDAN) 
Occupant classification sensor
WIRE HARNESS 
OCCUPANT CLASSIFICATION ECU 
CENTER AIRBAG SENSOR ASSEMBLY 
MAIN BODY ECU 
COMBINATION METER ASSEMBLY 
Seat belt warning buzzer does not sound (Front driver and front passenger seat belt warning lights operate normally) Combination meter assembly (for Hatchback)
Combination meter assembly (for Sedan)