Basic engine maintenance (Test 5)
10 questions • Permit C and C1 (English)
Basic engine maintenance
1
If a truck engine takes too long to reach its optimum operating temperature, which component should be checked?
Basic engine maintenance
2
What additional function does lubricating oil perform in the engine besides reducing friction on the moving parts and cylinders?
Basic engine maintenance
3
If, after turning on the ignition of the truck, the oil warning light comes on and goes out as soon as the engine starts, what is the reason?
Basic engine maintenance
4
If a combustion engine continuously emits black smoke from the exhaust pipe, what is usually the main cause?
Basic engine maintenance
5
When using jumper cables to start the engine of a vehicle, what safety precaution must be taken?
Basic engine maintenance
6
Which of the following circumstances can cause excessive engine overheating?
Basic engine maintenance
7
What is the main function of the engine oil dipstick?
Basic engine maintenance
8
In the maintenance of a heavy vehicle's engine, what type of lubricant does the designation SAE 15W-40 correspond to?
Basic engine maintenance
9
In a truck, if the gauge shows a lubrication pressure lower than usual with no apparent mechanical fault, what temperature is the engine oil probably at?
Basic engine maintenance
10
On the instrument cluster, if the red oil pressure warning lamp lights up, what anomaly does it indicate in the lubrication system?
