Technician a Says the Powertrain Control Module (PCM) Manages Engine

question 154

Multiple Choice

Technician A says the Powertrain Control Module (PCM) manages engine torque by retarding engine ignition timing prior to transmission shifts. Technician B says limp-in mode refers to the vehicle still functioning in the event of a failure of the transmission computer or part of the PCM that controls the transmission. Who is correct?

• A) Technician A
• B) Technician B
• C) Both A and B
• D) Neither A nor B

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Definitions:

Smaller

Lesser in size, amount, or degree compared to another reference point or object.

Nearest Tenth

A mathematical term describing the rounding of numbers to the first decimal place.

Larger

Comparatively greater in size, quantity, or extent.