Correct answer
Because it lengthens the shift and may require regaining speed with more fuel.
It lengthens the shift and adds clutch operations, potentially losing more speed and requiring fuel to regain it. A working synchronised gearbox does not need the manoeuvre in normal use. Follow manufacturer procedures; this is not a dual-clutch automatic gearbox or a fixed consumption claim for every situation.
Practice more C1 licence questions
A self-check with exam-style questions on Mechanics and maintenance. Free, no signup.
All options
Because double-declutching always guarantees lower consumption.
Because it lengthens the shift and may require regaining speed with more fuel.
Because a synchronised gearbox always requires double-declutching for every shift.
Editorial status: editorially approved. This status does not certify legal review. Report a correction
Keep studying
Related questions
- Under comparable driving conditions, which tyre condition tends to increase fuel consumption?
- If you notice unusual noises or vibrations in a C1 or C truck, the prudent action is to:
- Before driving a lorry through very cold areas, what should you check about its coolant?
- What is the part of the tyre that rests on the ground called?
- In the tyre marking 385/65 R22.5, what does the number 22.5 indicate?
- What maintenance should we carry out on the cooling system?