If a technician uses a scan tool to open the EGR valve while the engine is at idle:

A. The engine will immediately idle rough.
B. The technician may be able to see the results of the command using the scan tool.
C. An EGR system DTC may set.
D. Both A and B


Answer: D

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Answer the following statement true (T) or false (F)

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What should be done first to the system when a 0.9 volt drop is observed between the battery positive terminal and the starter solenoid with the engine cranking?

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The driver's responsibility at the scene of an accident involving hazardous materials is

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