DTC U0122: Lost Communication with Vehicle Dynamics Control Module: Procedure

1. Connect the Techstream to the DLC3.
2. Turn the power switch on (IG).
3. Select "CAN Bus Check" from the "System Select" screen.
4. Select "DTC" from the "Can Bus Check" screen, and then select "Enter".

   Result

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

5. Turn the power switch off.

B → See step   3 

A → See step   2