Updating the tvit driver & firmware, Tvit supported protocols – Drew Technologies TVIT User Manual
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Contains OEM diagnostic application information.
Support Tab:
Contains applications to help you use your pass thru device efficiently. For information
on the function of each program in the support tab, click on the [Help] button at the top of
the page inside the J2534 ToolBox. You can also visit the download page at
for the manual.
Sales Tab:
Presents more information about the TVIT and other Drew Technologies products.
Recalls Tab:
Contains passenger and light truck recall information from NHTSA.
Forums Tab:
Access to the J2534 Toolbox forum for technicians and users of J2534 Toolbox devices.
Updating the TVIT Driver & Firmware
Drew Technologies periodically releases updates to TVIT drivers and firmware. Updates
are necessary to solve specific problems and to make sure TVIT is working properly with
OEM software.
If you are experiencing problems during use, always make sure you have the latest
firmware and driver. The TVIT driver and firmware are located on the downloads portion
of the Drew Technologies website here:
The J2534 ToolBox has an automatic driver and firmware updater for TVIT as well.
TVIT Supported Protocols
The TVIT supports the following protocols:
CAN Bus (capable of ISO 15765, GMLAN, J1939, and ISO14229)
J1939 / J2284
J1850 VPW
J1708 / J1587
RP1210A
RP1210B
ISO9141
J2534