Lexus 2012 RX450h Owner's Manual page 746

4-3. Do-it-yourself maintenance
RX450h
Brake fluid reservoir
Engine oil filler cap
Engine oil level dipstick
Power control unit coolant
reservoir
Fuse boxes
746
(P. 760)
(P. 752)
(P. 750)
(P. 757)
(P. 807)
Engine coolant reservoir
Condenser
Radiator
Electric cooling fans
Power control unit coolant
radiator
Washer fluid tank
(P. 757)
(P. 759)
(P. 759)
(P. 759)
(P. 764)