Specifications include, but are not limited to: The apparatus shall have a Weldon V-MUX multiplexing system, to provide diagnostic capability.
The system shall have the capability of delivering multiple signals via a CAN bus, utilizing
specifications set forth by SAE J1939. The electrical system shall be pre-wired for computer
modem accessibility to allow service personnel to easily plug in a modem to allow remote
diagnostics, troubleshooting, or program additions. There shall be a diagnostic display provided in
the cab. The multiplexed system shall use twisted-pair shielded wire within the electrical system
for noise reduction. The diagnostic display shall allow for fault and condition messages to be