Lexus 2012 RX450h - Electrical System

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6-1. Specifications
Ignition system
Electrical system
Spark plug
Make
Gap
DENSO FK20HR11
0.043 in. (1.1 mm)
NOTICE
■ Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust the spark plug gap.
12-volt battery
Open voltage* at
68F (20C):
12.6 12.8 V Fully charged
12.2 
12.4 V Half charged
11.8 
12.0 V Discharged
(*: Voltage checked 20 minutes after the engine
[RX350] or hybrid system [RX450h] and all the
lights are turned off)
Charging rates 5 A max.