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Diagnostic Test

ACTIVE DTC
1. Ignition on, engine not running.
2. With the scan tool, select view DTCs.
  Is the DTC Active at this time?
  
  Yes
  - Diagnose the U0002-00-CAN C BUS OFF PERFORMANCE as the U0001-CAN C BUS CIRCUIT test. Refer to U0001-CAN C BUS and perform the U0001-CAN C Bus diagnostic procedure.
  No
  - Refer to COMMUNICATION - DIAGNOSIS AND TESTING and perform the Stored Lost Communication DTCs diagnostic procedure.