Toyota 4Runner 2003 Operating Manual page 318

Engine compartment overview
"1GR–FE engine
312
'03 4Runner_U (L/O 0211)
1. Windshield and back window washer
fluid tank
2. Power steering fluid reservoir
3. Engine oil level dipstick
4. Engine coolant reservoir
5. Engine oil filler cap
6. Brake fluid reservoir
7. Fuse block
8. Battery
9. Condenser
10. Radiator
2003 4RUNNER from Oct. '02 Prod. (OM35804U)