Inspection Procedure

Inspect the coffee filter for debris.
1. If small metal debris less than 1 mm (0.040 in) in size or metal powder is found in the coffee filter, this is normal. If normal debris is found, the A/T fluid cooler/radiator can be re-used and the procedure is ended.
  
  Fig 1: Inspecting Coffee Filter For Debris
  Courtesy of NISSAN NORTH AMERICA, INC.
2. If one or more pieces of debris are found that are over 1 mm (0.040 in) in size and/or peeled clutch facing material is found in the coffee filter, the A/T fluid cooler is not serviceable. The A/T fluid cooler/radiator must be replaced and the inspection procedure is ended. Refer to "EXPLODED VIEW " (VQ37VHR) or "EXPLODED VIEW " (VK56VD).
  
  Fig 2: Identifying Debris Size
  Courtesy of NISSAN NORTH AMERICA, INC.