Unit 1 Introduction

3 lecture hours

• Need of vehicle testing and homologation
• Vehicle testing organizations
• Hierarchy of testing: Individual component approval
• System level approval and Whole vehicle approval
• Type Approval & Conformity of Production tests
• Approval for Safety systems(Active & Passive)

Unit 2 Engine ,Fuel systems and Emissions Testing

6 lecture hours

• Laboratory testing of basic engine parameters: Measurement of BHP, IHP, Engine testing on dynamometers
• different types of dynamometers hydraulic
• eddy current etc.
• engine analyzers- for petrol and diesel engines
• FIP calibrating and testing
• Emission test for CO, HC, NOx, CO2, PM, etc. using exhaust gas analyzers
• Spectroscopic methods
• NDIR (Non Dispersive Infrared)
• FID (Flame Ionization Detector)
• Chemiluminescent analyzers
• Gas Chromatograph
• Smoke meters

Unit 3 Noise vibration and Harshness Testing

• Standard noise measurement methods
• Noise inside and outside the vehicle
• sources of vehicle noise- intake and exhaust noise
• combustion noise
• mechanical noise
• noise from auxiliaries
• wind noises
• transmission noises
• brake squeal
• structure noise
• noise control methods
• Pass by Noise testing method

Unit 4 Vehicle Performance Testing

8 lecture hours

• Methods for evaluating vehicle performance- energy consumption in conventional automobiles
• emission and fuel economy
• Operation of full load and part load conditions
• Gradability test
• Turning circle diameter test
• Steering Impact test
• Steering effort test
• Road and track testing: Maximum speed and acceleration
• brake testing
• lane changing
• handling and ride characteristics
• Track testing on Multi Friction Braking Track
• High Speed Track
• Wet skid pad, Test slopes
• External noise test track
• Accelerated fatigue track
• Water wade
• Salt water wade
• Gravel road and off road track
• Dry handling circuit
• Comfort track

Unit 5 Vehicle testing on chassis dynamometers

7 lecture hours

• Two wheel & four wheel dynamometers
• vehicle Subject Code: 3160214 w.e.f
• AY 2018-19 testing lanes - side slip testers
• Emission testing on Chassis dynamometer
• Climate chamber tests
• Emission testing on chassis dynamometers
• Driving Cycles- USA, Japan
• Euro and India
• Test procedures – European driving cycles
• Modified Indian Driving Cycle
• SHED (Sealed Housing for
• Evaporative Determination) Test on chassis dynamometers

Unit 6 Automobile testing standards

14 lecture hours

• overview and study of testing standards like
• AIS testing standards
• Euro Standards
• SAE standards
• ISO26262 standards for functional safety of electrical and/or electronic systems in automobiles
• Understanding of some AIS Standards: AIS-008 (Installation requirements of lighting and light-signaling devices for motor vehicles having more than three wheels
• trailer and semi- Trailer excluding agricultural tractor and special purpose vehicles)
• AIS-018:2001 (Automotive Vehicles - Speed limitation Devices – Specifications)
• AIS-037 (Procedure for Type Approval and establishing conformity of production for safety of critical components)
• AIS093 (Code of practice for construction and approval of truck cabs & truck bodies)
• AIS- 003 (Automotive Vehicles - Starting Gradeability -Method of Measurement and Requirements)
• AIS-038 (Battery Operated Vehicles – Requirements for Construction and Functional Safety)