Lexus LS460 2008 Owner's Manual page 672

6-1. Specifications
Cooling system
Capacity
Coolant type
Ignition system
Spark plug
Make
Gap
NOTICE
Iridium-tipped spark plugs
■
Use only iridium-tipped spark plugs. Do not adjust spark plug gap.
672
11.7 qt.
(11.0 L, 9.7 lmp.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 FK20HBR11
0.043 in. (1.1 mm)