Diagnostic Procedure 1

Self-diagnostic results: 

"ECM INT CIRC-IMMU" is displayed on CONSULT-II screen 

1. CONFIRM SELF-DIAGNOSTIC RESULTS 

   Confirm that SELF-DIAGNOSTIC RESULTS "ECM INT CIRCIMMU" is displayed on CONSULT-II screen.

   Does CONSULT-II screen display as shown in figure? 

   YES : ECM is malfunctioning.

   • Replace ECM.
   • Perform initialization or re-communicating function.
     • For re-communicating function, refer to "ECM Re-Communicating Function ".

   NO : GO TO "TROUBLE DIAGNOSIS SYMPTOM CHART ".

   Fig 1: CONSULT-II DISPLAY - "ECM INT CIRCIMMU"

   Courtesy of NISSAN MOTOR CO., U.S.A.