Toyota Prius ZVW41 Series, Dismantling Manual

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6
Hybrid Component Locations & Descriptions
Component Location Description
12 Volt
n
Auxiliary Battery
Right Side of
Cargo Area A lead-acid battery that supplies power to the low voltage
devices.
Hybrid
o
Vehicle
(HV) Battery Pack
Cargo Area,
Mounted to Cross
Member behind
Rear Seat 201.6 Volt Nickel Metal Hydride (NiMH) battery pack
consisting of 28 low voltage (7.2 Volt) modules connected
in series.
Power
p
Cables Undercarriage and
Engine
Compartment
Orange colored power cables carry high voltage Direct
Current (DC) between the HV battery pack,
inverter/converter, and A/C compressor. These cables
also carry 3-phase Alternating Current (AC) between the
inverter/converter, electric motor, and generator.
Inverter/
Converter
q
Engine
Compartment Boosts and inverts the high voltage electricity from the
HV battery pack to 3-phase AC electricity that drives the
electric motors. The inverter/converter also converts AC
electricity from the electric generator and electric motors
(regenerative braking) to DC that recharges the HV
battery pack.
Gasoline
r
Engine
Engine
Compartment Provides two functions:
1) Powers vehicle.
2) Powers generator to recharge the HV battery pack.
The engine is started and stopped under control of the
vehicle computer.
Electric
s
Motor
Engine
Compartment 3-phase high voltage AC permanent magnet electric motor
contained in the front transaxle. It is used to power the
front wheels.
Electric
t
Generator
Engine
Compartment 3-phase high voltage AC generator that is contained in the
transaxle and recharges the HV battery pack.
A/C Compressor
(with Inverter)
u
Engine
Compartment 3-phase high voltage AC electrically driven motor
compressor.
Fuel Tank and Fuel
Line
v
Undercarriage and
Center The fuel tank provides gasoline via a fuel line to the
engine. The fuel line is routed under the center of
vehicle.
*Numbers in the component column apply to the illustrations on the following page.