General Information

Engine Control
U1001 High Speed CAN Communication Bus (H-CAN) - General Information

Component Location





General Description

H-CAN communication is circuit, consists of CAN low line, CAN high line and two resister, installed in BMS and HCU, to communicate with each control module(PCM,MCU)

DTC Description

DTC U1001 is set when PCM detects H-CAN communication error.

DTC Detecting Condition





Diagnostic Circuit Diagram










Signal Waveform & Data