Multiple Choice
Technician A says that HH-ESTs,OEM software,and a DLC can be used to access a J1939 data bus.Technician B says that a generic HH-EST loaded with a general heavy duty reader software can be used to program customer data to controller modules on the data bus.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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