Which OBD II global mode allows a scan tool to retrieve permanent codes stored in nonvolatile RAM memory that cannot be erased by a scan tool or by disconnecting the vehicle’s battery?
A. Mode $01
B. Mode $03
C. Mode $07
D. Mode $0A
What is the purpose of encapsulating the fuel pump and sender assembly within a rubber bladder inside the fuel tank?
A. Reduce the audible noise from the fuel pump
B. Reduce the cost of replacing the fuel pump if it were to fail
C. Reduce the escape of HC emissions to the atmosphere during refueling
D. Reduce the escape of CO emissions to the atmosphere during refueling
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