Lexus GS450h2016 Service Manual page 471

Cooling system
Gasoline
engine
Capacity
Power
control unit
Coolant type
Ignition system
Spark plug
Make
Gap
NOTICE
Iridium-tipped spark plugs
■
Use only iridium-tipped spark plugs. Do not adjust the spark plug gap.
GS450h_OM_OM30E99U_(U)
8-1. Specifications
9.7qt. (9.2 L, 8.1 Imp.qt.)
2.2qt. (2.1 L, 1.8 Imp.qt.)
Use either of the following:
• "Toyota Super Long Life Coolant"
• Similar high-quality ethylene glycol-based non-sili-
cate, non-amine, non-nitrite, and non-borate cool-
ant with long-life hybrid organic acid technology
Do not use plain water alone.
DENSO FK20HBR8
0.031 in. (0.8 mm)
471
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