DTC    U0126    Lost Communication with Steering Angle Sensor Module

for Preparation Click here


DESCRIPTION

This circuit detects the angle and direction of the steering wheel and automatically transmits a signal to the skid control ECU and distance control ECU.

DTC No.
DTC Detection Condition
Trouble Area
U0126
While dynamic radar cruise control is either preparing for operation or operating, ECM continuously receives a steering sensor communication error signal for certain amount of time, and distance control ECU sends a signal to ECM to record this trouble code
  1. Communication circuit
  2. Steering angle sensor
  3. Distance control ECU (Cruise control ECU)
  4. ECM

INSPECTION PROCEDURE

HINT:
This circuit uses CAN communication. Therefore, if there are any malfunctions in the communication circuit, one or more DTCs in the CAN communication system are output.



1.GO TO CAN COMMUNICATION SYSTEM
    Refer to how to proceed with troubleshooting (Click here).