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Home >> Infiniti >> 2015 >> Q50 Base, RWD >> Repair and Diagnosis >> Body & Frame >> Sun Roof/T-Top/Convertible Top >> Roof (Sunroof) (Exc Hybrid) >> Symptom Diagnosis >> Auto Operation Does Not Operate >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK GLASS LID

    Check the following items.

    • Cracks, damage, or deformation of weather-strip.
    • Sticking of weather-strip.
    • Loose or missing glass lid mounting blot.
    • Misalignment of glass lid.

      Refer to EXPLODED VIEW .

    Is the inspection result normal?

    YES 

    GO TO STEP 2  .

    NO 

    Repair or replace the malfunctioning parts.

  2. CHECK WIND DEFLECTOR

    Check wind deflector for deformation and interference.

    Refer to EXPLODED VIEW .

    Is the inspection result normal?

    YES 

    GO TO STEP 3  .

    NO 

    Repair or replace the malfunctioning parts.

  3. CHECK SUNROOF FRAME ASSEMBLY

    Check the following items.

    • Damage, deformation or trapped foreign material of slide rail.
    • Insufficient application of grease to sliding section of slide rail.

      Refer to EXPLODED VIEW .

    Is the inspection result normal?

    YES 

    GO TO STEP 4  .

    NO 

    Repair or replace the malfunctioning parts.

  4. CHECK VEHICLE SPEED SIGNAL CIRCUIT

    Check vehicle speed signal circuit. Refer to COMPONENT FUNCTION CHECK .

    Is the inspection result normal?

    YES 

    GO TO STEP 5  .

    NO 

    Repair or replace the malfunctioning parts.

  5. PERFORM INITIALIZATION PROCEDURE

    Perform initialization procedure. Refer to DESCRIPTION .

    Is the inspection result normal?

    YES 

    INSPECTION END

    NO 

    Replace sunroof motor assembly. Refer to REMOVAL AND INSTALLATION .