A vehicle with an Allison transmission comes in to the shop with a code for a crankshaft speed sensor. Tech A states that the torque converter may be damaged. Tech B states that the code may indicate the transmission is slipping. Who is correct?

Question

Quizplus · Accepted Answer

The crankshaft speed sensor is used to determine the engine speed. If the crankshaft speed sensor is not working properly, the transmission may not be able to shift gears correctly. This can lead to the torque converter being damaged.

A Vehicle with an Allison Transmission Comes in to the Shop