Inspection Procedure

1. Check for DTCs and note any codes that are output (See DATA LIST / ACTIVE TEST  ).
2. Clear the DTCs (See DATA LIST / ACTIVE TEST  ).
3. Recheck for DTCs (See DATA LIST / ACTIVE TEST  ).

   Result 

   RESULT CHART
   
   

   Result	Proceed to
   CAN communication system DTC is not output	A
   CAN communication system DTC is output	B

   HINT:

   If CAN communication system DTC U0129 and another DTC are output at the same time, perform troubleshooting for CAN communication system DTC U0129 first.

B: Go to CAN COMMUNICATION SYSTEM  (See CAN COMMUNICATION SYSTEM )

A: USE SIMULATION METHOD TO CHECK  (See HOW TO PROCEED WITH TROUBLESHOOTING )