DTC U0129: Lost Communication with Skid Control ECU: Procedure

1. Connect the Techstream to the DLC3.
2. Turn the ignition switch on (IG) and turn the tester on.
3. Check for DTCs and note any codes that are output. Refer to DTC CHECK / CLEAR .
4. Clear the DTC. Refer to DTC CHECK / CLEAR .
5. Recheck for DTC. Refer to DTC CHECK / CLEAR .

   Result

   Result	Proceed to
   DTC output	A
   DTC not output	B

B → See step   3 

A → See step   2