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Home >> Infiniti >> 2012 >> G37 Base, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 108 (Power Control System (Sedan)) >> Power Distribution System >> DTC/Circuit Diagnosis >> DTC B2614: Acc Relay Circuit >> Diagnosis Procedure
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Diagnosis Procedure

WARNING: This page is about a different variant/trim than selected.
  1. CHECK ACCESSORY RELAY POWER SUPPLY
    1. Turn ignition switch OFF.
    2. Disconnect accessory relay.
    3. Check voltage between accessory relay harness connector and ground.
      (+) (-) Condition Voltage (V) (Approx.)
      Accessory relay
      Terminal
      1 Ground Ignition switch OFF 0
      ACC Battery voltage

      Is the inspection result normal? 

      YES: GO TO  3.

      NO: GO TO 2.

  2. CHECK ACCESSORY RELAY POWER SUPPLY CIRCUIT
    1. Turn ignition switch OFF.
    2. Disconnect BCM connector.
    3. Check continuity between accessory relay harness connector and BCM harness connector.
      Accessory relay BCM Continuity
      Terminal Connector Terminal
      1 M122 95 Existed
    4. Check continuity between accessory relay harness connector and ground.
      Accessory relay Ground Continuity
      Terminal
      1 Not existed

      Is the inspection result normal? 

      YES: Replace BCM. Refer to "REMOVAL AND INSTALLATION ".

      NO: Repair or replace harness or connector.

  3. CHECK ACCESSORY RELAY GROUND CIRCUIT

    Check continuity between accessory relay harness connector and ground.

    Accessory relay Ground Continuity
    Terminal
    2 Existed

    Is the inspection result normal? 

    YES: GO TO 4.

    NO: Repair accessory relay ground circuit.

  4. CHECK ACCESSORY RELAY

    Refer to "COMPONENT INSPECTION ".

    Is the inspection result normal? 

    YES: GO TO 5.

    NO: Replace accessory relay.

  5. CHECK INTERMITTENT INCIDENT

    Refer to "INTERMITTENT INCIDENT ".

    INSPECTION END