Multiple Choice
Technician A says that all engine OEMs supported both J1587 and J1939 chassis data buses up until 2010. Technician B says that post-2010 Cummins and DDC engine electronics no longer support J1587 bus communications. Who is correct?
A) Technician A only
B) Technician B only
C) Both A and B
D) Neither A nor B
Correct Answer:

Verified
Correct Answer:
Verified
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