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Home >> Infiniti >> 2011 >> G25 x >> Repair and Diagnosis >> External Pages >> Different car >> Section 161 (Audio System, Visual System & Navigation System (Base Audio Without Navigation) - G37 Convertible) >> DTC/Circuit Diagnosis >> Control Signal Circuit >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2011 Infiniti G37. However, it is still accessible from the selected car via links, so may be relevant.
  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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