Testing should include inspection, based on
- manufacturer guidelines
- a description of normal operation
- the interpretation of appropriate wiring diagrams.
ASE 2: V. Electrical/Electronic Systems: E. Lighting System (P-3)
ASE 2: V. Electrical/Electronic Systems: F. Instrument Cluster and Driver Information Systems (P-2)
Process/Skill Questions:
- What are common reasons for headlight or dimmer switch failure?
- What is the difference between a normally opened and a normally-closed switch?
- How is a relay tested?