Toyota 2015 Prius C Owner's Manual page 389

Coolant
Engine coolant reservoir

The coolant level is satisfactory if it is between the "FULL" and "LOW"
lines on the reservoir when the engine is cold.
1
Reservoir cap
2
"FULL" line
3
"LOW" line
If the level is on or below the
"LOW" line, add coolant up to the
"FULL" line. (P. 483)
 Power control unit coolant reservoir
The coolant level is satisfactory if it is between the "F" and "L" lines on
the reservoir when the hybrid system is cold.
1
Reservoir cap
2
"F" line
3
"L" line
If the level is on or below the "L"
line, add coolant up to the "F" line.
(P. 483)
7-3. Do-it-yourself maintenance
I n f o r ma t i o n P r o v i d e d b y :
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