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Home >> Infiniti >> 2009 >> G37 Base, 2D Convertible >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Audio, Visual & Navigation System (BOSE Without Navigation) -- Convertible >> DTC/Circuit Diagnosis >> Control Signal Circuit >> Diagnosis Procedure
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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 SPECIFICATION

      TEL adapter unit Ground Continuity
      Connector Terminals
      B237 20 Existed
      22
      23
      24

      Is the inspection result normal? 

      YES: Replace TEL adapter unit.

      NO: Repair harness or connector.

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