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Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 61 (Automatic Transmission (Re0F10J) (Introduction, Wiring Diagrams And Basic Inspection) (Except Hybrid)) >> Basic Inspection >> CVT Fluid Cooler System >> Cleaning >> CVT Fluid Cooler Diagnosis Procedure

CVT Fluid Cooler Diagnosis Procedure

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:

Insufficient cleaning of the cooler inlet hose exterior may lead to inaccurate debris identification.

  1. Position an oil pan under the transaxle's inlet and outlet cooler hoses.
  2. Clean the exterior and tip of the cooler inlet hose.
  3. Insert the extension adapter hose of a can of Transmission Cooler Cleaner into the cooler outlet hose.
    G04216625Courtesy of NISSAN NORTH AMERICA, INC.
    CAUTION:
    • Wear safety glasses and rubber gloves when spraying the Transmission Cooler Cleaner.
    • Spray Transmission Cooler Cleaner only with adequate ventilation.
    • Avoid contact with eyes and skin.
    • Never breath vapors or spray mist.
  4. Hold the hose and can as high as possible and spray Transmission Cooler Cleaner in a continuous stream into the cooler outlet hose until CVT fluid flows out of the cooler inlet hose for 5 seconds.
  5. Tie a common white, basket-type coffee filter to the end of the cooler inlet hose.
    G04216629Courtesy of NISSAN NORTH AMERICA, INC.
  6. Insert the tip of an air gun into the end of the cooler outlet hose.
    G04216630Courtesy of NISSAN NORTH AMERICA, INC.
  7. Wrap a shop rag around the air gun tip and end of cooler outlet hose.
  8. Blow compressed air regulated to 5 to 9 kg/cm2 (70 to 130 psi) through the cooler outlet hose to force any remaining CVT fluid into the coffee filter.
  9. Remove the coffee filter from the end of the cooler inlet hose.
  10. Perform "CVT FLUID COOLER INSPECTION PROCEDURE".