Ford Ranger EV. Electric Manual - part 8

LESSON 1: VEHICLE OVERVIEW

1-29

•

Coolant is circulated by the electric pump located below the

DC/DC converter.

•

Rubber hoses carry coolant to the DC/DC converter and the

A/C inverter motor controller.

•

Rubber hoses and metal tubes carry coolant to the motor/transaxle

and TIM.

•

An electric cooling fan module is mounted on the lower right

section of the radiator.

•

The coolant temperature sensor is located in the hose connector

above the electric pump.

•

The liquid cooling system operates whenever the driver’s key in the

ON position.

– It also operates during battery charging if the DC/DC converter

is charging the 12-volt battery.

LESSON 1: VEHICLE OVERVIEW

1-30

POWER STEERING SYSTEM

Power Steering System Components

Item

Description

1

Power Steering Controller Assembly

2

Power Steering Gear and Linkage

•

The power steering controller assembly is located on the right side

of the underhood compartment.

•

The power steering controller assembly consists of an electric

controller attached to a high voltage AC electric motor and pump.

•

The electronic controller has its own inverter to convert DC voltage

from the traction battery into the high voltage AC required by

the motor.

•

The assembly has one high voltage connector and one low voltage

connector.

•

The steering linkage and power steering gear are carryover from

gasoline-powered Ranger.

•

The steering column is a Ranger tilt column to accommodate a

steering wheel rotation sensor that provides input for additional

power assist when the vehicle is at a stop.

LESSON 1: VEHICLE OVERVIEW

1-31

NOTES

LESSON 1: VEHICLE OVERVIEW

1-32

BRAKING SYSTEM

Braking System Components

•

The base brake system is a conventional hydraulic/friction braking

system.

•

The brake booster and master cylinder are carryover from the

gasoline-powered Ranger.

•

The master cylinder includes a modified pressure sensor that

provides input for the regenerative braking system.

•

The front and rear discs and calipers (above) are carryover

Explorer.

– The hubs are similar to those used on Thunderbird.