> 00000AU305121903 Pages: 2

Reg No.: Name:
APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
B.Tech 55 (5) Exam Sept 2020

Course Code: AU305
Course Name: VEHICLE MAINTENANCE
Max. Marks: 100 Duration: 3 Hours
PARTA

Answer any three full questions, each carries 10 marks. Marks

1 a) How PDI differs from Jobcard? Explain with suitable example. (6)

b) What are the various periodic maintenance to be carried out on a vehicle? (4)

2 2) What are the factors to be considered for selection of site for service station? (4)

b) Draw the layout of typical high way service station and indicate the various (6)
departments in it.
3 How do you diagnose the engine require major overhauling? What are the major (10)
steps involved in major overhauling of an engine?
4 What is the difference between engine analyser and scan tool? Explain the (10)
capabilities of both.
PART 13
Answer any three full questions, each carries 10 marks.
5 9) How do you diagnose and service election injection system? explain (6)
b) How calibration and phase setting of mechanical injector is carried out? (4)
6 9) What do you mean by SAE rating of lubricants? What do you mean by (4)
SAE20W40? Explain
0) What is the need of periodic top up or change of lubricants? What are the (6)

various points that need to be lubrication in a vehicle?

7 2) What are the major steps involved in servicing of radiator? Explain (6)
b) What are the various maintenance to be carried out on water pump? (4)
8 What are the various tests and services that can be carried out by air (2)

conditioning testing and recycling equipment? Explain.