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WorksheetsL2 - 7290-602 Award in Safe Main Elec & Hybrid Vehicles
Total questions: 20
Worksheet time: 10mins
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 the 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.
What component retains high voltage when the vehicle is switched off?
Auxiliary battery.
Main relay.
Capacitor.
Heater.
What high voltage electrical component creates a magnetic field that can cause damage to a pacemaker?
Air conditioning compressor.
DC-to-DC convertor.
Lithium-ion battery.
AC traction motor.
Where can technical information on isolating a high voltage system be found?
Internal company intranet.
Electricity at work regulations.
Health and Safety Executive guidance.
Vehicle manufacturer's website.
What piece of electrical equipment is used to check for residual voltage after carrying out the isolation procedure?
Code reader.
Power probe.
Voltage meter.
Insulation tester.
Why must a multimeter be calibrated before use?
To ensure an accurate reading.
To show static electricity reading.
To check the internal battery voltage.
To monitor the range display movement.
What must be the first action taken before isolating the high voltage system?
Contact vehicle manufacturer.
Place signage on the windscreen.
Connect vehicle to a fast charger.
Prepare a risk assessment.
What is the recommended procedure for checking residual voltage after isolating the vehicle?
Read live data battery voltage.
Test insulation on high voltage cables.
Check voltage close to the capacitors.
Monitor amperage across the inverter output.
Why is it important to evaluate an electric vehicle after re-energising the high voltage system?
To maintain the manufacturer's vehicle warranty.
To check all relevant software updates are correct.
To calibrate the maximum electric motor output.
To ensure the correct operation of the vehicle.
Using the information in the table, what battery cells are not within the manufacturer's tolerance?
A and D.
B and D.
C and E.
E and A.
Which of the following is the most important reason for ensuring a high voltage system is returned to manufacturer's specification before handing the vehicle back to the customer?
To retain the company's image.
To maintain the vehicle's reliability.
To reduce the risk of electric shocks.
To minimise the number of breakdowns.
