This kit combines our low-cost dual-wire ValueCAN 4-2C (Two Channels of CAN / FD) tool and the Heavy Duty Cable for connecting to the CAN/J1939 network on commercial vehicles. The ValueCAN 4-2C connects to the PC via the USB-C connector.
The ValueCAN 4-2's driver set includes a RP1210B DLL for use with RP1210 compliant software applications.
The ValueCAN 4-2 also supports CAN FD for future compatibility with extensions to J1939 or proprietary uses.
Related Software Tools: Vehicle Spy software is a single tool for diagnostics, node/ECU simulation, data acquisition, automated testing, and in-vehicle communication networks bus monitoring. Vehicle Spy was designed to with a focus on ease-of-use and user productivity.
Please visit the Vehicle Spy webpage for the most up to date information.

J1939 Pins
Function |
Pin |
Battery (-) GND |
1/A |
Battery (+) |
2/B |
J1939 1 H (CAN 1 H) |
3/C |
J1939 1 L (CAN 1 L) |
4/D |
CAN_SHLD |
5/E |
J1939 2 H (CAN 2 H) |
8/H |
J1939 2 L (CAN 2 L) |
9/J |
ValueCAN 4-2 Pins
Pin |
Description |
1 |
Trigger Pin |
2 |
CAN1 Low |
3 |
GND |
4 |
CAN2 Low |
5 |
GND (Shield) |
6 |
GND |
7 |
CAN1 High |
8 |
CAN2 High |
9 |
V+ |