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Paccar Engine Management Systems Finals – Comprehensive Study Guide Edition., Exams of Communications Engineering

Texas State UniversityCommunications Engineering

technician A says that module communication networks are used to reduce the number of wires in a vehicle. technician B says that a communications network is used to share data from sensors, which can be used by many different modules. which technician is correct? a) technician A b) technician B c) both technician A and B d) nether technician A nor B - Correct Answer.....c) both technician A and B a module is also known an a _______. a) BUS b) Node c) Terminator d) Resistor pack - Correct Answer.....b) Node a high speed CAN BUS communicates with a scan tool through which terminals? a) 6 and 14 b) 2 c) 7 and 15 d) 4 and 16 - Correct Answer.....a) 6 and 14 UART uses a _______ signal that toggles 0v. a) 5v b) 7v c) 8v d) 12v - Correct Answer.....a) 5v

Typology: Exams

2025/2026

Available from 05/27/2026

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Paccar Engine Management Systems Finals –
Comprehensive Study Guide Edition.
technician A says that module communication networks are used to reduce the
number of wires in a vehicle. technician B says that a communications network is
used to share data from sensors, which can be used by many different modules.
which technician is correct?
a) technician A
b) technician B
c) both technician A and B
d) nether technician A nor B - Correct Answer.....c) both technician A and B
a module is also known an a _______.
a) BUS
b) Node
c) Terminator
d) Resistor pack - Correct Answer.....b) Node
a high speed CAN BUS communicates with a scan tool through which terminals?
a) 6 and 14
pf3
pf4
pf5

Partial preview of the text

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Paccar Engine Management Systems Finals –

Comprehensive Study Guide Edition.

technician A says that module communication networks are used to reduce the number of wires in a vehicle. technician B says that a communications network is used to share data from sensors, which can be used by many different modules. which technician is correct? a) technician A b) technician B c) both technician A and B d) nether technician A nor B - Correct Answer.....c) both technician A and B a module is also known an a _______. a) BUS b) Node c) Terminator d) Resistor pack - Correct Answer.....b) Node a high speed CAN BUS communicates with a scan tool through which terminals? a) 6 and 14

b) 2 c) 7 and 15 d) 4 and 16 - Correct Answer.....a) 6 and 14 UART uses a _______ signal that toggles 0v. a) 5v b) 7v c) 8v d) 12v - Correct Answer.....a) 5v GM class 2 communication toggles between _______. a) 5 and 7v b) 0 and 12v c) 7 and 12v d) 0 and 7v - Correct Answer.....d) 0 and 7v which terminal of the data link connector does general motors use for class 2 communication? a) 1 b) 2

d) 5 - Correct Answer.....d) 5 terminal 16 of the OBD 2 data link connector is used for what? a) chassis ground b) 12v positive c) module (signal ground) d) manufacture's discretion - Correct Answer.....b) 12v positive Technician A says that a dedicated Paccar serial communications adapter (CA) known as a vehicle communications interface (VCI) is required to connect to Paccar MX Series engines built between 2010 and 2013.. Technician B says that a generic RP1210 CA can be used to connect to post-2013 versions of MX-engines - Correct Answer.....Both A and B Technician A says that the Paccar MX-Series engines locate the ECM on the left side of the engine. Technician B says that Paccar MX-Series engines use 32-bit processing technology - Correct Answer.....Both A and B What component on a Paccar MX-Series engine using EUP fueling enables the engine electronics direct control of fuel injection events - Correct Answer.....SMART injector What fuel system is used on Paccar MX-Series engines built after 2013 - Correct Answer.....CR

What is Paccar's diagnostic software known as - Correct Answer.....Rapido What type of fuel system is used on Paccar MX-Series engines built between 2010 and 2013 - Correct Answer.....EUP Which of the following is the term Paccar use for their online electronic parts catalog - Correct Answer.....webECAT The Paccar light/medium duty trucks may use PX series engines - Correct Answer.....True What is the Paccar data hub known as - Correct Answer.....ServiceNet What Paccar series engines are built on Cummins engines of equivalent displacements - Correct Answer.....PX-Series What software is required to access Paccar's online service information - Correct Answer.....DAVIE A Windows OS and online access are required to utilize Paccar software - Correct Answer.....True