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Home >> Infiniti >> 2011 >> G37 Base, 2D Convertible >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Audio System, Visual System & Navigation System (Base Audio Without Navigation) - G37 Convertible >> DTC/Circuit Diagnosis >> Control Signal Circuit >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK CONTINUITY CONTROL SIGNAL CIRCUIT
    1. Turn ignition switch OFF.
    2. Disconnect TEL adapter unit connector.
    3. Check continuity between TEL adapter unit harness connector and ground.
      CONTINUITY REFERENCE CHART

      TEL adapter unit Ground Continuity
      Connector Terminals
      B237 21 Existed
      23
      27

      Is the inspection result normal? 

      YES: Replace TEL adapter unit. Refer to "EXPLODED VIEW ".

      NO: Repair harness or connector.

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