General Information

ABS/ESC
C1647 CAN Hardware Error - Sensor Channel - General Information

Component Location





General Description

he ESC ECU(Electronic Control Unit) has two CAN hardwares, first is used for power train CAN communication, second(sensor channel) is auxiliary CAN used for communication between AHB ECU and HECU.
The sensor channel CAN hardward is installed in HECU.

DTC Description

The HECU checks the CAN H/W(sensor channel) for normal AHB control, and sets this code if a CAN H/W(sensor channel) malfunction is detected.

DTC Detecting Condition





Diagnostic Circuit Diagram