Coolant type
Use either of the following:
● "Toyota Super Long Life
Coolant"
● Similar high-quality eth-
ylene glycol-based non-
silicate, non-amine, non-
nitrite, and non-borate
coolant with long-life hy-
brid organic acid tech-
nology
Do not use plain water
alone.
(1)
The coolant capacity is the quantity of reference. If replacement is necessary, contact
your Lexus dealer.
Ignition system (spark plug)
Make
NX350:
NGK DILZKAR8E7H
NX250:
DENSO FC16HR-Q8
Gap
NX350:
0.03 in. (0.7 mm)
NX250:
0.03 in. (0.8 mm)
NOTICE
■ Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust the spark plug gap.
Electrical system
■ Battery
Open voltage at 68°F (20°C):
12.3 V or higher
(Turn the engine switch off and turn on the
high beam headlights for 30 seconds.)
10-1. Specifications
682
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