Exam 19: Charging Systems

A ____________________.circuit in the voltage regulator prevents simple electrical problems such as corroded output terminals from causing high-voltage outputs that could damage delicate electronic components.

Bypassing the regulator is known as ____________________ the generator.

How does voltage regulation circuitry located within a PCM control the AC generator output?

A diode trio provides rectified current to the ______.

Hybrid vehicles are being discussed. Technician A says some hybrid vehicles use a motor/generator that is connected to the camshaft by a drive belt. Technician B says the motor/generator on a hybrid vehicle is located at the flywheel. Who is correct?

What is pulse width modulation?

Slip rings and brushes ______.

The bearings that support the rotor shaft are located on the ______.

On a PCM-controlled AC generator, system voltage is controlled by varying the _____ of the current applied to the field coil.

An AC generator is also called an alternator.

Technician A says the charging system recharges the battery by supplying a constant and relatively low charge to the battery. Technician B says the charging system works on the principles of magnetism to change mechanical energy into electrical energy. Who is correct?

Technician A says electricity can be generated by moving a magnetic field across an electrical conductor. Technician B says electricity can be generated by moving an electrical conductor across a magnetic field. Who is correct?

Technician A says the magnetic field in an AC generator is stationary. Technician B says the rotor in an AC generator is driven by a belt. Who is correct?

Most electronic voltage regulators use a ____________________ diode that blocks current flow until a specific voltage is obtained.

Describe the five steps in a charging system voltage test.

The current output in an AC generator must be limited by a resistor to prevent excess current from damaging the battery and electrical accessories.

The motor/generator in a hybrid vehicle ______.

When checking AC generator output using an oscilloscope, the correct pattern resembles ______.