DTC U0100: Lost Communication with ECM/PCM "A"; DTC U0101: Lost Communication with TCM; DTC U0122: Lost Communication With Vehicle Dynamics Control Module; DTC U0124: Lost Communication with Lateral Acceleration Sensor Module; DTC U0126: Lost Communication with Steering Angle Sensor Module; DTC U1103: Lost Communication with Stop and Start Control Module [11/2021 - 03/2023]: Procedure

1. Clear the DTCs.

   Chassis > Adaptive Variable Suspension System > Clear DTCs 

2. Turn the ignition switch off.
3. Drive the vehicle at a speed of 30 km/h (19 mph) or more for 10 seconds or more.
4. Check for DTCs.

   Chassis > Adaptive Variable Suspension System > Trouble Codes 

   Result

   Result	Proceed to
   CAN DTCs are not output	A
   CAN DTCs are output	B

   HINT: 

   If a CAN communication malfunction DTC and a related sensor malfunction DTC are output at the same time, the CAN communication malfunction must be repaired before troubleshooting the sensor.

Result: 

A 

USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [11/2021 - ] 

Result: 

B 

GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING). Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [11/2021 - ]