Download PTU B.Tech 2020 March AE 7th and 8th Sem BTAE 702 Vehicle Maintenance & Diagnostics Question Paper

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B.Tech.(AE) (2012 to 2017) (Sem.-7)
VEHICLE MAINTENANCE & DIAGNOSTICS
Subject Code : BTAE-702
M.Code : 71818

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INSTRUCTION TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.

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SECTION-A

Q1. Answer briefly :

1. What are the objectives of preventive maintenance?
2. Write about spark plug tester.
3. What do you understand by headlight aligner?

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4. Write about battery (S.G) tester.
5. What are two basic approaches to decrease pollution from automobiles?
6. What is Assembly Line diagnostic link?
7. What is MAP sensor?
8. What do you understand by bleeding of brakes?

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9. While checking a gear pump, what are the points to be noted?
10. What is a dip stick?

SECTION-B

Q2. Discuss the thermography and corrosion monitoring system use for vehicle maintenance.

Q3. Enlist various spark plug defects. Explain their probable causes and suitable remedies in each case.

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Q4. State different S.A.E. viscosity rating of oils.

Q5. Discuss the maintenance schedules for Differential and gear box.

Q6. Discuss the troubles and diagnosis of MPFI Engines.

SECTION-C

Q7. With neat sketch explain in details standard and non-standard tools and equipment use for vehicle maintenance.

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Q8. Describe in detail the various troubles and their causes in an automotive clutch. Also suggest the remedies for these troubles.

Q9. Write notes on :

1. Exhaust gas analyser
2. Inspection of engine by measurement

NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.

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