7290-602 Knowledge of Isolation & Re-energising HV systems

What type of electric vehicle uses a small engine to run a generator to maintain charge in the high voltage battery?

• Extended range

• Plug-in hybrid

• Mild hybrid

• Fuel cell

What does term BEV stand for?

• Basic electric vehicle

• Battery electric vehicle

• Basic electronic vehicle

• Battery electronic vehicle

Where can technical information for a mild hybrid be found?

• Vehicle logbook

• Internal job card

• Manufacturer's website

• Component instructions

How are high voltage cables most likely identified?

• By their colour

• By their location

• By their sectional area

• By their insulation material

What is the name of the government body that issues guidelines on working with electric vehicles?

• Driver and Vehicle Standards Agency

• Economic Commission for Europe

• Health and Safety Executive

• Department for Transport

Where are isolation safety procedures located?

• Component manufacturer's leaflet

• Vehicle manufacturer's information

• Health and Safety Executive guidance

• Driver and Vehicle Licensing Agency website

Why is it important to follow the manufacturer's guidance when connecting an auxiliary power source to an electric vehicle?

• To maintain the supplier's vehicle warranty

• To reduce the risk of battery thermal runaway

• To prevent damage to the vehicle electrical systems

• To increase the amperage output at the starter motor

What does this warning sign alert people to?

• High voltage

• Magnetic field

• Corrosive acid

• Oxidising agent

What action should be taken to minimise the risk to colleagues when working on an electric vehicle?

• Report on the company job card

• Inform the workshop manager

• Place barriers around the vehicle

• Contact the vehicle manufacturer

What should be the first action taken if a loose connection on a high voltage cable is discovered?

• Make the vehicle electrically safe

• Remove the high voltage battery

• Contact the vehicle manufacturer

• Tighten the high voltage component