Maintenance & Service - I
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Follow on Instagram for UpdatesMaintenance & Service - I Syllabus — Unit-wise Content
The official GTU curriculum for Maintenance & Service - I (subject code DI04002011) as prescribed for COMPUTER · Semester 4 divides the course into 5 units, covering 13 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (DI04002011)Unit 1 Engine condition diagnosis
- 1.1 Primary assessment of engine condition involves employing the following techniques: Evaluating engine smoke to determine potential issues. Conducting a visual inspection to identify potential sources of engine oil and coolant leakage. Analyzing engine noise to diagnose possible problems. 1.2 Various engine test methods mentioned below: Engine compression test Cylinder leakage test Vacuum test Oil pressure testing Cylinder Power Balance Test
Unit 2 Engine components maintenance
- 2.1 Service procedure
- causes and remedies of following engine components: Piston and piston ring Connecting rod, piston pin and half -split bearings Crankshaft and main bearing journal Flywheel Inlet and exhaust valve Inlet- exhaust valve and spring assembly Camshafts
- Timing Belts, and Chains Combustion chamber Engine head Engine cylinder liners Engine cylinder block 2.2 Describe engine repowering and reconditioning method as mentioned in the following. Engine cylinder boring & honing. Engine cylinder head resurfacing. Engine valve face and seat grinding
Unit 3 Maintenance and servicing of Fuel supply system
- 3.1 Common problems related to fuel supply system and its remedies (Petrol/diesel/CNG/LPG/PFI/GDI)
- Program Name: Diploma Engineering Level: Diploma Branch: Automobile Engineering Subject Code : DI04002011 Subject Name : Maintenance & Service - I w.e.f. 2025-26 http://syllabus.gtu.ac.in/ Page no. 3 of 8 3.2 Inspection
- causes and its remedies & repair/replacement of following components of fuel supply system. Fuel tank Fuel line and fittings Fuel filters Fuel pumps Fuel Injectors Intake manifold 3.3 Servicing and replacement procedure of air filter. 3.4 Testing methods and techniques of fuel injectors
- (Petrol & Diesel fuel) 3.5 Calibration and phasing of fuel injection pump
Unit 4 Maintenance and servicing of engine Cooling & Lubricating system
- 4.1 Low temperature & high temperature engine problems and its remedies Types of cooling system use in engine. 4.2 Inspection and testing of coolant. 4.3 Inspection/service/Testing and repair/replacement of following components of engine cooling system. Water pump Thermostat valve Hoses and gasket Radiator & pressure cap Cooling fan 4.4.Engine radiator flushing and cleaning technique. 4.5.Common problems related to engine lubrication system and its remedies. 4.6.Inspection
- causes and remedies of lubricating system and its components. 4.7.Factors affecting the oil pressure 4.8.Service and repair/replacement of Engine Oil Pump. 4.9.Procedure for changing engine oil
Unit 5 Engine rebuilding and Overhauling
- 5.1 Reason for engine failure and need for rebuilding. 5.2 Dismantling of engine components and cleaning
- visual and dimensional inspection. 5.3 Engine removal procedure. 5.4 Overhauling of engine with safety precautions. 5.5 Procedure of Engine decarbonizing
- Program Name: Diploma Engineering Level: Diploma Branch: Automobile Engineering Subject Code : DI04002011 Subject Name : Maintenance & Service - I w.e.f. 2025-26 http://syllabus.gtu.ac.in/ Page no. 4 of 8 5.6 Procedure of Engine major and minor tune up. 5.7 Diagnostic equipment scans tools
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