VEHICLE COMMUNICATION SYSTEMS EXAM QUESTIONS WITH VERIFIED SOLUTIONS LATEST UPDATE 2026

VEHICLE COMMUNICATION SYSTEMS EXAM QUESTIONS WITH VERIFIED SOLUTIONS LATEST UPDATE 2026 What vehicle architectures use an automatic process to transfer ECU configuration? Select all that apply. - Answers PowerNet TIPM What vehicle architectures use a manual process in the scan tool to program ECU PROXI configuration? Select all that apply. - Answers What is the resistance of the terminating resistor on networks equipped with one star connector? - Answers 60 ohms (Normal CAN Bus terminating resistance) With the bus active and no faults present, what voltages should be measured on CAN-C (-)? - Answers Not Approximately 4.8V 1.3-2.3V Which of the following vehicles are equipped with the Atlantis architecture? Select all that apply. - Answers Jeep renegade Jeep compass Alfa Giulia Alfa Stelvio What Atlantis-High network uses splice block connectors? - Answers The WL Grand Cherokee Only on the CAN-BH Bus Atlantis-High found on? - Answers 2021 Grand Cherokee(or WL) (Automotive Ethernet standard 100BASE-TX){1500 bytes up to 100 mbps}still use a twisted pair like CAN Can't be spliced or repaired like CAN Wires Ideal for screen mirroring and streaming connected services 2022 Wagoneer(or WS) With the bus active and no faults present, what voltages should be measured on CAN-B (+)? - Answers 0.39V-0.46V Which diagnostic software and scan tool should be used to diagnose legacy vehicle architectures? - Answers Hybrid of CAN with early versions of serial-communication networks Peripheral Component Interconnect Serial Communication Interface SAE's J1850, or K-Line as primary network DRB-III or Star Scan Enhanced DRB-III Emulatora With the bus active and no faults present, what voltages should be measured on LIN? - Answers 0.2V - 0.5V CAN-C is being measured. What should Meter B display based on the fault shown? - Answers What modules is the vehicle configuration data typically saved in? Select all that apply. - Answers BCM TIPM Which diagnostic strategy can be used while performing the Loss of Comm Test to help isolate intermittent concerns? - Answers Not Pull the fuse to each module The Security Gateway (SGW) was introduced in what model year vehicles? - Answers 2018 With the bus active and no faults present, what voltages should be measured on CAN-C (+)? - Answers 2.6V-3.5V True or False? A short to ground on CAN-B (+) will ALWAYS prevent communication from occuring on the CAN-B bus. - Answers Not True Which resource should be used first for troubleshooting DRB III Emulator concerns? - Answers Not STAR Support Center Not Service Library WiTech Knowledge Base Which of the following communication networks is a single-wire network? - Answers Not Automotive Ethernet Legacy Networks (ALDL Networks) CAN-C is being measured. What should Meter A display based on the fault shown? - Answers 0.0V What type of fault could be indicated when all modules on a SINGLE bus appear as unresponsive on the wiTECH topology? Select all that apply. - Answers Faulty Gateway Module What are the key differences between CAN-FD and CAN-C? Select all that apply. - Answers Similar bias voltage Same termination resistance CAN-FD modules can send larger messages at a faster transmission speed CAN-FD Modules can send up to 64 bytes between 500 kbps or 2 mbps (FD- Flexible Data) With the bus active and no faults present, what voltages should be measured on CAN-B (-)? - Answers 4.65V-4.98V CUSW found on? - Answers 2013 Dodge Dart 2014 Jeep Cherokee 2015 Chrysler 200 Now only on the KL Cherokee