On-Board Diagnostic (OBD) Systems I and II Are Being Discussed

question 2

Multiple Choice

On-board diagnostic (OBD) systems I and II are being discussed. Technician A says that OBD II systems require misfire detection. Technician B says that OBD I was capable of detecting exhaust emission control system failures. Who is right?

• A) Technician A only
• B) Technician B only
• C) Both technicians A and B
• D) Neither technician A nor B

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Definitions:

Crutches

Mobility aids used to transfer weight from the legs to the upper body during walking or standing.

Body Mechanics

The use of appropriate body positioning when moving and lifting objects to avoid injury.

Muscle Groups

Collections of muscles in the body that work together to perform specific movements or functions.

Injury

Physical harm or damage to someone's body caused by an accident or violence.