General Information

HEV Control System

U0001 High Speed CAN Communication Bus (C-CAN) - General Information

Component Location





General Description

The CAN Communication has 2 wires twisted together, a high line and a low line. The CAN lines pass through the PCM, MDPS, FATC, ABS, etc. modules. This allows the BMS and PCM to communicate with other module.

DTC Description

The HCU sets U0001 when there is a CAN communication error.

DTC Detecting Condition





Diagnostic Circuit Diagram










Signal Waveform & Data