Mercury - 2-Pin Terminator / Resistor CAN Network End Termination 893388A01. Overview. A CAN network needs a proper end point to stay stable, and when that termination is missing, the system can act unpredictable-flickering data, random faults, or modules dropping offline. The Mercury 893388A01 Blue 2-Pin Terminator/Resistor closes out the CAN network with the correct electrical load. It's a small part, but it keeps the communication backbone steady so gauges and modules talk the way they should