Exam 31: Amplified Common Rail Systems

Which of the following acronyms is the odd one out?

What is another way of describing the HADI injector quantity compensation code (IQCC)?

Technician A says that the IQCC for each DD-Series HADI must be reprogrammed to the MCM every time an injector is changed out. Technician B says that failure to reprogram a HADI IQCC on change-out can result in unbalanced engine fueling. Who is correct?

Technician A says that desired rail pressure in a ACRS fuel system is signaled by the QCV. Technician B says that actual rail pressure in an ACRS fuel system is calculated by the ECM. Who is correct?

Technician A says that an ACRS peak injection pressures can exceed 30,000 psi (1,034 bar)in non-amplification mode. Technician B says that the DD3 engine is also supplied to Mitsubishi Fuso trucks. ACRS fuel delivery timing is limited by cam profile. Who is correct?