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Home >> Infiniti >> 2011 >> M37 x >> Repair and Diagnosis >> External Pages >> Different car >> Section 249 (Audio, Visual & Navigation System (BOSE Audio With Navigation)) >> DTC/Circuit Diagnosis >> DTC U1000: Can Comm Circuit >> Diagnosis Procedure
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Diagnosis Procedure

WARNING: This page is about a different car, the 2013 Infiniti M56 and 2013 Infiniti M37. However, it is still accessible from the selected car via links, so may be relevant.
  1. PERFORM SELF-DIAGNOSTIC 
    1. Turn ignition switch ON and wait for 2 seconds or more.
    2. Check "Self Diagnostic Result" of "MULTI AV".

      Is "CAN COMM CIRCUIT" displayed? 

      YES: Refer to "TROUBLE DIAGNOSIS FLOW CHART ".

      NO: Refer to "INTERMITTENT INCIDENT ".