Multiple Choice
If a post-2010 truck air system is functioning to the FMVSS 121 standard,what should be the maximum time required to build system pressure from 85 psi to 100 psi (5.8 to 7 bar) ?
A) 25 seconds
B) 40 seconds
C) 60 seconds
D) 90 seconds
Correct Answer:
Verified
Correct Answer:
Verified
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