Network Communication HW quiz
A information bus is being checked for voltage hobby. Both the DMM and the oscilloscope
display a constant 0 volts with the important thing on or off. This shows ________. - ANS-the
records line is shorted to floor
A statistics line has been recognized as being shorted to floor. Which of these will be the
next step in diagnosing this trouble? - ANS-Unplug modules one by one and re-check the
information line
A high-pace CAN BUS communicates with a test tool thru which terminal(s)? - ANS-6 and 14
A module is also called a ________. - ANS-node
An OBD-I Ford is capable of provide engine serial records if there are terminals in which
cavities of the DLC? - ANS-1 and 3
GM Class 2 communication toggles between ________. - ANS-zero and seven volts
GMLAN is the General Motors time period for which kind of module conversation? -
ANS-High-pace CAN
How do CAN H and CAN L function? - ANS-All of those:
CAN H goes to 3.Five volts when transmitting
CAN H is at 2.5 volts whilst no longer transmitting
CAN L is at 2.Five volts whilst now not transmitting
In a celeb-link community, a serial records line connects all the modules to ________. -
ANS-a primary point
Low-speed networks operate at much less than ________ bits consistent with 2nd. -
ANS-10,000
Network diagnosis is being discussed. Technician A says that a take a look at mild may be
used on the DLC to decide if the CAN bus has activity. Technician B says that a ruin-out box
can be used to determine if there may be hobby on the CAN bus. Who is correct? -
ANS-Technician B handiest
Technician A says a CANDi module will flash the RED LED rapidly if communique is
detected. Technician B says A twisted pair is in which wires are twisted to save you
electromagnetic radiation from affecting the signals passing thru the wires. Who is proper? -
ANS-Technician B simplest
Technician A says Chrysler OBD-I (1981-1995) vehicles had been equipped with a BUS
gadget referred to as Serial Communications Interface (SCI). Technician B says the Chrysler
A information bus is being checked for voltage hobby. Both the DMM and the oscilloscope
display a constant 0 volts with the important thing on or off. This shows ________. - ANS-the
records line is shorted to floor
A statistics line has been recognized as being shorted to floor. Which of these will be the
next step in diagnosing this trouble? - ANS-Unplug modules one by one and re-check the
information line
A high-pace CAN BUS communicates with a test tool thru which terminal(s)? - ANS-6 and 14
A module is also called a ________. - ANS-node
An OBD-I Ford is capable of provide engine serial records if there are terminals in which
cavities of the DLC? - ANS-1 and 3
GM Class 2 communication toggles between ________. - ANS-zero and seven volts
GMLAN is the General Motors time period for which kind of module conversation? -
ANS-High-pace CAN
How do CAN H and CAN L function? - ANS-All of those:
CAN H goes to 3.Five volts when transmitting
CAN H is at 2.5 volts whilst no longer transmitting
CAN L is at 2.Five volts whilst now not transmitting
In a celeb-link community, a serial records line connects all the modules to ________. -
ANS-a primary point
Low-speed networks operate at much less than ________ bits consistent with 2nd. -
ANS-10,000
Network diagnosis is being discussed. Technician A says that a take a look at mild may be
used on the DLC to decide if the CAN bus has activity. Technician B says that a ruin-out box
can be used to determine if there may be hobby on the CAN bus. Who is correct? -
ANS-Technician B handiest
Technician A says a CANDi module will flash the RED LED rapidly if communique is
detected. Technician B says A twisted pair is in which wires are twisted to save you
electromagnetic radiation from affecting the signals passing thru the wires. Who is proper? -
ANS-Technician B simplest
Technician A says Chrysler OBD-I (1981-1995) vehicles had been equipped with a BUS
gadget referred to as Serial Communications Interface (SCI). Technician B says the Chrysler
