Hybrid System Features - Lexus GS450h2016 Service Manual

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1-2. Hybrid system

Hybrid system features

Your vehicle is a hybrid vehicle. It has characteristics different from conven-
tional vehicles. Be sure you are closely familiar with the characteristics of your
vehicle, and operate if with care.
The hybrid system combines the use of a gasoline engine and an electric
motor (traction motor) according to driving conditions, improving fuel effi-
ciency and reducing exhaust emissions.
The illustration is an example for explanation and may differ from the actual item.
Gasoline engine
1
Electric motor (traction motor)
2
◆
When stopped/during start off
The gasoline engine stops when
electric motor (traction motor) drives the vehicle. At slow speeds or when
traveling down a gentle slope, the engine is stopped and
(traction motor) is used.
When shift lever is in N, the hybrid battery (traction battery) is not being
charged.
*
: When the hybrid battery (traction battery) requires charging or the engine is
warming up, etc., the gasoline engine will not automatically stop. (P. 68)
GS450h_OM_OM30E99U_(U)
*
the vehicle is stopped. During start off, the
*
the electric motor