DTC U0100/56: Lost Communication with ECM / PCM "A"; DTC U0101/56: Lost Communication with TCM; DTC U0125/56: Lost Communication with Yaw Rate Sensor Module; DTC U0126/56: Lost Communication with Steering Angle Sensor Module; DTC U0129/56: Lost Communication with Brake System Control Module; DTC U0131/56: Lost Communication with Power Steering Control Module; DTC U0134/56: Lost Communication with DRS Module [11/2017 - 09/2020]: Procedure

1. Clear the DTCs.

   Refer to DTC CHECK / CLEAR [09/2014 - 09/2020]

   Chassis > VGRS > Clear DTCs 

2. Check for DTCs.

   Refer to DTC CHECK / CLEAR [09/2014 - 09/2020]

   Chassis > VGRS > Trouble Codes 

   Result

   Result	Proceed to
   DTC is not output	A
   DTC is output	B

Result: 

A 

USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [11/2017 - 10/2018]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2018 - 11/2019]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [11/2019 - 09/2020] 

Result: 

B 

GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING). Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [11/2017 - 10/2018]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2018 - ]