500
4-3. Do-it-yourself maintenance
Engine compar tment
Washer fluid tank (P. 510)
Brake fluid reservoir ( P. 509)
Engine oil filler cap ( P. 503)
Engine oil level dipstick ( P. 502)
Engine coolant reservoir ( P. 505)Power control unit coolant
reservoir ( P. 506)
Fuse boxes ( P. 535)
Power control unit coolant
radiator ( P. 508)
Electric cooling fans
Condenser ( P. 508)
Engine coolant radiator ( P. 508)
506 4-3. Do-it-yourself maintenance
Power control unit coolant reservoirReservoir cap
“FULL”
“LOW”
If the level is on or below the
“LOW” line, add coolant up to the
“FULL” line.
■If the coolant level drops within a short time after replenishing
Visually check the radiator, hoses, coolant reservoir cap, drain cock and
water pump.
If you cannot find a leak, have your Toyota dealer test the cap opening pres-
sure and check for leaks in the cooling system.
■ Coolant selection
Only use “Toyota Super Long Life Coolant” or similar high quality ethylene
glycol based non-silicate, non-amine, non-nitrite, and non-borate coolant
with long-life hybrid organic acid technology.
U.S.A.: Toyota Super Long Life Coolant is a mixture of 50% coolant and 50% deionized water. (Enabled: -31 F [-35 C])
Canada: Toyota Super Long Life Coolant is a mixture of 55% coolant and 45% deionized water. (Enabled: -44 F [-42 C])
For more details about coolant, contact your Toyota dealer.
