Technician A says that a thorough visual inspection should be performed on all ignition components when diagnosing an engine performance problem. Technician B says platinum spark plugs can be regapped after use in an engine. Which technician is correct?
A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B

Question

Quizplus · Accepted Answer

Technician A is correct that a thorough visual inspection of all ignition components is an important step in diagnosing engine performance problems. Technician B is incorrect that platinum spark plugs can be regapped after use, as this type of spark plug is not meant to be regapped and attempts to do so can damage the plug.

Technician a Says That a Thorough Visual Inspection Should Be