Lexus IS250 2009 Service Manual page 111

Laws and regulations pertaining to anchorages
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The LATCH system conforms to FMVSS225 or CMVSS210.2.
Child restraint systems conforming to FMVSS213 or CMVSS213 specifications
can be used.
This vehicle is designed to conform to the SAE J1819.
CAUTION
When installing a booster seat
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Do not fully extend the shoulder belt to prevent the belt from going to ALR lock
mode: ( P. 58)
ALR mode causes the belt to tighten only which could cause injury or discomfort to
the child.
1-7. Safety information
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