Lexus 2012 RX450h Owner's Manual page 832

4-3. Do-it-yourself maintenance
Replacing light bulbs
■ Headlight high beams (vehicles without LED headlights)
STEP 1
STEP 2
STEP 3
832
RX350 (right side):
Open the cap.
Move the washer fluid filler
opening to allow easy access to
the light bulbs.
Unplug the connector while
depressing the lock release.
Turn the bulb base counterclock-
wise.