Lexus 2012 RX450h Owner's Manual page 104

1-4. Adjustable components (seats, mirrors, steering wheel)
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Recalling the memorized position
Check that the shift lever is set in P.
STEP 1
RX350: Turn the "ENGINE START STOP" switch to IGNI-
STEP 2
TION ON mode.
RX450h: Turn the "POWER" switch to ON mode.
STEP 3
104
Press button "1", "2" or "3" until
the signal beeps to recall the
desired position.