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Sep 07, 2024
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2024-2025 College Catalog
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AFM 101 - Noise, Vibration and Harshness 2 Credits, 3 Contact Hours 1 lecture period 2 lab periods Noise, Vibration and Harshness (NVH) related concerns to a vehicle system. Includes characteristics and aspects of NVH, such as diagnostic tools, equipment and repair methods.
Information: Students who successfully complete this course may receive Service Technician Specialty Training credit from Ford Motor Company for Noise Vibration and Harshness Diagnosis.
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Course Learning Outcomes
- Evaluate noises, vibrations and harshness-related malfunctions in wheel/tire, engine, and driveline systems.
- Assess causes of and solutions to vibrations associated with wheel and tire systems.
- Analyze wind noise and water leak sources, causes, diagnostic and repair methods.
- Diagnose NVH concerns using Ford’s VMS system and associated tools.
Outline:
- NVH Fundamentals
- Terminology
- Units of measure
- Frequency
- Pitch
- RPM
- Hertz
- Amplitude
- Volume
- Order Of Vibration
- First Order Vibration
- Second Order Vibration
- Third Order Vibration
- Fourth Order Vibration
- Component group
- Wheels/Tires/Axles
- Powertrain
- Driveline
- Measuring tools and diagnostic methods
- Use of standardized, detailed concern documentation
- Test Procedures
- Vibration
- Vehicle Measurement System Software
- Other electronic calculative devices
- Sirometer
- Reed Tachometer
- Sound
- Sound amplification devices
- Ultrasonic penetrating devices
- Harshness
- Like units
- Customer Expectations
- Solutions and repair methods
- Vibrations
- Wheels/Tires/Axles
- Dynamic balancing
- RoadForce®
- Runout
- Match-mounting
- Indexing
- Powertrain
- Powertrain mount neutralization
- External component isolation and replacement
- Driveline
- Operating angle measurement and adjustment
- Driveshaft indexing
- Driveshaft balancing
Effective Term: Fall 2024
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