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Home >> Infiniti >> 2017 >> QX30 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (3 Of 5) >> DTC/Circuit Diagnosis >> DTC P053A: Vent Line Heater Element >> Component Inspection (Full-Load Operation Vent Line Heater Element) >> Diagnostic Test

Diagnostic Test

  1. CHECK FULL-LOAD OPERATION VENT LINE HEATER ELEMENT

    1. Turn ignition switch OFF.
    2. Disconnect full-load operation vent line heater element harness connector.
    3. Check the resistance between full-load operation vent line heater element terminals.
      Full-load operation vent line heater element Resistance
      (Approx.)
      + -
      Terminal
      1 2 9.5 - 13.5 Ω

    Is the inspection result normal?

    YES 

    INSPECTION END

    NO 

    Replace full-load operation vent line heater element. Refer to REMOVAL AND INSTALLATION .

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