Toyota 2009 Yaris Hatchback Owner's Manual page 69

Extracting the belt
n
Seat belt comfort guide (rear center seat)
If the shoulder belt sits close to a person's neck, use the seat belt
comfort guide.
Split rear seats
1-3. Adjustable components (seats, mirrors, steering wheel)
Push the tab and then pull the
tabs out from the cover.
Pull the comfort guide.
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