Vehicle Communica on Systems| Ques ons and
answers | Updated RATED A+ | NEW 2026
what is the resistance of the termina ng resistor on networks equipped with one start
connector?
60 ohms
with the bus ac ve and no faults present, what voltages should be measured on CAN-C(+)?
approximately 3.2v
what Atlan s-high network uses splice block connectors?
CAN-BH
with the bus ac ve and no faults present, what voltages should be measured on CAN-B(-)?
approximately 0.4v
which resource should be used first for troubleshoo ng DRB III Emulator concerns?
wiTECH knowledge base
with the bus ac ve and no faults present, what voltages should be measured on LIN?
7.0v-10.0v
what electrical architecture requires the use of the mopar diagnos c pod (MPD) for diagnos cs?
Atlan s-high
which of the following scan tool func ons ate prevented if a security gateway (SGW) becomes
locked? select all that apply.
start an actuator
run a system test
flash program a module
with the bus ac ve and no faults present, what voltages should be measured on CAN-C(-)?
approximately 1.8v
what Atlan s vehicles uses splice block connectors on their CAN buses? select all that apply.
, ga alfa glulia
mp jeep compass
what are the key differences between CAN-FD and CAN-C? select all that apply.
flexible bit rates
larger bias voltage
true or false? a short tot ground on CAN-B(+) will ALWAYS prevent communica on from
occurring on the CAN-B bus.
false
true or false? wiTECH 2.0 is compa ble with legacy architectures and should be used for
diagnosing their networks.
false
what is the normal opera on speed of most Automo ve Ethernet networks?
100 Mbps
with the bus ac ve and no faults present, what Voltages should be measured on CAN-B(+)?
approximately 4.8v
the security gateway (SGW) was introduced in what model year vehicles?
2018
which of the following communica on networks is a single-wire network?
LIN
which diagnos c soAware and scan tool should be used to diagnose legacy vehicle
architectures?
wiTECH 1.0 with the enhanced DRB emulator soAware
what wiTECH func on is best suited for tes ng intermiBent communica on faults?
loss of comm test
which diagnos c strategy can be used while performing the loss of comm test to help isolate
intermiBent concerns?
perform a wiggle test on the harness and connectors
answers | Updated RATED A+ | NEW 2026
what is the resistance of the termina ng resistor on networks equipped with one start
connector?
60 ohms
with the bus ac ve and no faults present, what voltages should be measured on CAN-C(+)?
approximately 3.2v
what Atlan s-high network uses splice block connectors?
CAN-BH
with the bus ac ve and no faults present, what voltages should be measured on CAN-B(-)?
approximately 0.4v
which resource should be used first for troubleshoo ng DRB III Emulator concerns?
wiTECH knowledge base
with the bus ac ve and no faults present, what voltages should be measured on LIN?
7.0v-10.0v
what electrical architecture requires the use of the mopar diagnos c pod (MPD) for diagnos cs?
Atlan s-high
which of the following scan tool func ons ate prevented if a security gateway (SGW) becomes
locked? select all that apply.
start an actuator
run a system test
flash program a module
with the bus ac ve and no faults present, what voltages should be measured on CAN-C(-)?
approximately 1.8v
what Atlan s vehicles uses splice block connectors on their CAN buses? select all that apply.
, ga alfa glulia
mp jeep compass
what are the key differences between CAN-FD and CAN-C? select all that apply.
flexible bit rates
larger bias voltage
true or false? a short tot ground on CAN-B(+) will ALWAYS prevent communica on from
occurring on the CAN-B bus.
false
true or false? wiTECH 2.0 is compa ble with legacy architectures and should be used for
diagnosing their networks.
false
what is the normal opera on speed of most Automo ve Ethernet networks?
100 Mbps
with the bus ac ve and no faults present, what Voltages should be measured on CAN-B(+)?
approximately 4.8v
the security gateway (SGW) was introduced in what model year vehicles?
2018
which of the following communica on networks is a single-wire network?
LIN
which diagnos c soAware and scan tool should be used to diagnose legacy vehicle
architectures?
wiTECH 1.0 with the enhanced DRB emulator soAware
what wiTECH func on is best suited for tes ng intermiBent communica on faults?
loss of comm test
which diagnos c strategy can be used while performing the loss of comm test to help isolate
intermiBent concerns?
perform a wiggle test on the harness and connectors
