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Home >> Lexus >> 2016 >> LX 570 >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Cruise Control Systems >> Cruise Control System (Diagnostic Codes & Circuit Tests) >> Cruise Control System >> DTC U0122: Lost Communication With Vehicle Dynamics Control Module [09/2015 - ] >> Description

DTC U0122: Lost Communication With Vehicle Dynamics Control Module [09/2015 - ]: Description

The ECM receives signals from the skid control ECU (master cylinder solenoid) via CAN communication.

DTC No. DTC Detection Condition Trouble Area
U0122 While the vehicle speed is 40 km/h (25 mph) or more and the cruise control main switch (ON/OFF) is on, signals cannot be received from the skid control ECU (master cylinder solenoid) for 2.6 seconds or more.
  • Skid control ECU (master cylinder solenoid)
  • CAN communication system
  • ECM