Exam 17: Batteries: Theory, Diagnosis, and Service

Before servicing the battery or battery cables, a ____________________ saver should be connected to the vehicle's electrical system to prevent erasure of data in the vehicle's computer and setup information in the entertainment and accessory systems.

The electrolyte in a battery cannot freeze, even if the battery is discharged and the temperature drops below 0 degrees Fahrenheit.

Battery ratings are being discussed. Technician A says the reserve capacity rating is a measure of the battery's ability to operate the lights and electrical system in the event of a generator failure. Technician B says the cold-cranking amps rating is a measure of the battery's ability to provide current for the starter. Who is correct?

Describe the ampere-hour rating.

How is a battery leakage test conducted?

Identify six things that shorten the life of a battery.

Which of the following is NOT a common cause for premature battery failure?

____________________ is never added to maintenance-free batteries.

A constant current type battery charger increases or decreases voltage to maintain a constant current flow while charging.

Technician A uses a solution of baking soda and water to clean a battery. Technician B uses soap and water. Who is correct?

Which of the following components is not part of a battery cell?

Specific gravity is measured with a ____________________.

The typical CCA rating for a passenger car or light truck is between 300 and 600 amps.

Lead acid type batteries cannot be recycled.

Technician A says baking soda can be used to neutralize battery corrosion. Technician B says baking soda should be used to clean batteries. Who is correct?

Corrosion on or near the battery must be minimized because _____.

Which method of testing for battery state of charge (SOC) can be used on maintenance-free batteries?

The only way to check a maintenance-free battery that does not have a built-in hydrometer is by ____________________ testing.

Lithium-ion batteries are the safest type of battery to use in a hybrid vehicle because lithium is not reactive or explosive.

Gassing is the conversion of the battery water into helium and nitrogen gas.