spark plugs Lexus GS450h 2009 Owner's Manual

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6-1. Specifications
6
Vehicle specifications
GS_HV_U (OM30B44U)
April 27, 2009 10:09 am
Cooling system
Ignition system
Capacity
Gasoline engine
Po w e r c o n t r o l u n i t9.8 qt. (9.3 L, 8.1 Imp.qt.)
3.0 qt. (2.9 L, 2.5 Imp.qt.)
Coolant type
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.
Spark plug
Make DENSOFK20HBR11
Gap0.043 in. (1.1 mm)
NOTICE
■Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust gap when tuning engine.
GS450h_HV_U.book Page 569 Monday, April 27, 2009 10:10 AM