Question: 2.7.03-206

2 Points

Licenses: C D C1E DE

What can cause damage to an engine's cooling system in winter?

Choose one or multiple correct answers

A. Insufficient frost protection
B. When the coolant is not exchanged at least twice a year
C. No damage can be caused because closed systems do not need any servicing

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Correct answer

A. Insufficient frost protection

Comment

By insufficient antifreeze engine damage can occur. Please ensure that this is always filled.

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Combustion engine, fluids, fuel system, electrical system, ignition, power transmission

Chapter 2.7.03

2.7.03-101 What may be the result of too little coolant in the engine?

2.7.03-102 You are in a traffic jam, driving at walking speed. When is the least wear exerted on the clutch of your manual transmission vehicle?

2.7.03-201 Why is a diesel engine also called an self-ignition engine?

2.7.03-203 What is the function of the camshaft in a diesel engine?

2.7.03-205 What is the function of a coolant thermostat in an engine's cooling system?

2.7.03-206 What can cause damage to an engine's cooling system in winter?

2.7.03-207 Which engine oil covers the largest range of temperatures?

2.7.03-208 Your diesel engine does not start in winter. What can be the reason for this?

2.7.03-209 You are driving your vehicle at walking speed in a traffic jam. In which cases is the wear on the clutch lowest?

2.7.03-211 What is the function of a differential lock?

2.7.03-212 When it is helpful to activate the differential lock?

2.7.03-213 When can I activate the differential lock so that this does not possibly damage the motor vehicle?

2.7.03-214 What increases clutch wear in motor vehicles with a manual gearbox?

2.7.03-215 How can you preserve the clutch components of motor vehicles with a manual gearbox?

2.7.03-216 What is the function of a differential lock (mechanically locked differential transmission)?

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