An Allison Transmission Comes in to the Shop with Ratio

question 1

Multiple Choice

An Allison transmission comes in to the shop with ratio error codes for all gears. Tech A states that the transmission output shaft speed sensor could be faulty. Tech B states that the output shaft speed sensor can be checked with a DC voltmeter. Who is correct?

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

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Definitions:

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Manufacturer's Recommendation

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