Lexus RX 450h 2010 Owner's Manual page 543

4-3. Do-it-yourself maintenance
■
Parking lights (halogen headlights and discharge headlights)
Before replacing the bulbs:
STEP 1
Left side
Right side
STEP 2
542
Move the fuse box.
Move the washer fluid filter open-
ing.
Turn the bulb base counterclock-
wise.