Technician a Says That Spark Knock (Ping or Detonation) Can

question 12

Multiple Choice

Technician A says that spark knock (ping or detonation) can be caused by a lean air-fuel mixture. Technician B says that an inoperative cooling fan could cause the engine to spark knock. Which technician is correct?

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

---

Definitions:

Maximum Width

The greatest horizontal breadth of an object or structure, often used in the context of vehicle regulations to ensure roadway safety.

Sliding Trailer Bogie

A component of a trailer that allows the bogie (wheel assembly) to slide along the trailer's length for weight distribution and compliance with axle weight regulations.

Locking Pins

Components used to secure two or more parts together, preventing movement or separation.

Mechanical

Pertaining to machinery or the working parts of a machine, often involving physical movements and forces.