Diagnostic Test

VERIFY THE DTC IS ACTIVE 

1. Ignition on, engine not running.
2. With the scan tool, read DTCs and record on vehicle work order.

   Is the DTC Active at this time?

   Yes 

   NOTE:

   Diagnose the U0002-88 CAN C BUS OFF PERFORMANCE-BUSS OFF as the U0010-00 CAN C BUS CIRCUIT test.

   • Perform the U0010-00-Can C Bus diagnostic procedure. Refer to  DIAGNOSTIC CODE INDEX  .

   No 

   • Perform the Stored Lost Communication DTCs diagnostic procedure. Refer to  STORED LOST COMMUNICATION DTCS  .