DTC C1776 Speed Sensor Circuit: Description

The speed sensor detects the wheel speed and transmits the appropriate vehicle speed signal to the absorber control ECU through the skid control ECU via CAN communication system.
This DTC (C1776) is output if any malfunction exists in the speed sensor FR, FL, RR, or RL system.

DTC DETECTION CONDITION CHART

DTC No.	DTC Detection Condition	Trouble Area
C1776	The speed sensor malfunction signal is received for 1 second or more	CAN communication system Brake control system Speed sensor circuit Absorber control system