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A/T Clutch Inspection

  1. Inspect the clutch pistons and the clutch piston check valves (A).
  1. If the clutch piston check valve is loose or damaged, replace the clutch piston.
  1. Check the spring retainer for wear and damage.
  1. If the spring retainer is worn or damaged, replace it.
  1. Check the oil seal (A) on the 1st clutch spring retainer for wear, damage, and peeling.

  1. If the oil seal is worn, damaged, or peeling, replace the spring retainer.
  1. Inspect the clutch discs, the clutch plates, and the clutch end-plate for wear, damage, and discoloration.
    Clutch Discs Standard Thickness
    1st clutch:
    1.94 mm (0.076 in.)
    2nd clutch:
    1.96 mm (0.077 in.)
    3rd clutch:
    1.94 mm (0.076 in.)
    4th clutch:
    1.96 mm (0.077 in.)
    5th clutch:
    1.94 mm (0.076 in.)

    Clutch Plates Standard Thickness
    1st clutch
    (wave-plates):
    1.6 mm (0.063 in.)
    2nd clutch
    (flat-plates):
    2.3 mm (0.091 in.)
    3rd clutch
    (wave-plates):
    2.0 mm (0.079 in.)
    4th clutch
    (flat-plates):
    1.6 mm (0.063 in.)
    5th clutch
    (wave-plate):
    2.0 mm (0.079 in.)

  1. If the clutch discs are worn or damaged, replace them as a set. If the clutch discs are replaced, inspect the clearance between the clutch end-plate and the top disc.
  1. If any flat-plate is worn, damaged, or discolored, replace them as a set. If the clutch flat-plates are replaced, inspect the clearance between the clutch end-plate and the top disc.
  1. If any wave-plate is worn, damaged, or discolored, replace the damaged plate with a new plate, and inspect the other wave-plates for a phase difference. If the clutch wave-plate is replaced, inspect the clearance between the clutch end-plate and the top disc.
  1. If the clutch end-plate is worn, damaged, or discolored, inspect the clearance between the clutch end-plate and the top disc, then replace the clutch end-plate.