Engine Coolant Reservoir; Power Control Unit Coolant Reservoir - Lexus GS450h Owner's Manual

434
6-3. Do-it-yourself maintenance
Coolant
The coolant level is satisfactory if it is between the "FULL" and "LOW"
lines on the reservoir when the hybrid system is cold.

Engine coolant reservoir

■
Reservoir cap
1
"FULL" line
2
"LOW" line
3
If the level is on or below the
"LOW" line, add coolant up to the
"FULL" line. (P. 566)

Power control unit coolant reservoir

■
Reservoir cap
1
"FULL" line
2
"LOW" line
3
If the level is on or below the
"LOW" line, add coolant up to the
"FULL" line. (P. 566)
GS450h_OM_OM30E26U_(U)