What information can be obtained from engine oil analysis in EVT maintenance, and what actions might result?

• A. It can determine the exact cause of engine failure without further testing.
• B. It helps determine oil viscosity only and triggers no action.
• C. It can reveal wear metals and contaminants indicating engine wear or coolant/fuel intrusion; may trigger an oil change, further diagnostics, or component replacement.
• D. It is only used to determine oil color.

Answer: (C)