Lexus IS250 IS220d GSE20 ALE20 - CLUTCH

CLUTCH UNIT (for 2AD-FHV) - INSPECTION

1. INSPECT CLUTCH DISC ASSEMBLY
Clutch Unit (For 2Ad-Fhv) - Inspection. CLUTCH. Lexus IS250 IS220d GSE20 ALE20

Using vernier calipers, measure the rivet head depth.

  • Minimum rivet depth:
  • 0.3 mm (0.012 in.)

Replace the clutch disc assembly as necessary.


Install the clutch disc assembly to the transaxle assembly.

  • NOTICE:
  • Take care not to insert the clutch disc assembly in the wrong direction.
Clutch Unit (For 2Ad-Fhv) - Inspection. CLUTCH. Lexus IS250 IS220d GSE20 ALE20

Using a dial indicator with a roller instrument, measure the clutch disc assembly runout.

  • Maximum runout:
  • 0.8 mm (0.032 in.)

Replace the clutch disc assembly as necessary.


2. INSPECT CLUTCH COVER ASSEMBLY
Clutch Unit (For 2Ad-Fhv) - Inspection. CLUTCH. Lexus IS250 IS220d GSE20 ALE20

Using vernier calipers, measure the diaphragm spring for the depth and width of wear.

  • Maximum:
  • A (Depth):
  • 0.5 mm (0.020 in.)
  • B (Width):
  • 6.0 mm (0.236 in.)

Replace the clutch cover assembly as necessary.


3. INSPECT FLYWHEEL SUB-ASSEMBLY
Clutch Unit (For 2Ad-Fhv) - Inspection. CLUTCH. Lexus IS250 IS220d GSE20 ALE20

Using a dial indicator, measure the flywheel sub-assembly runout.

  • Maximum runout:
  • 0.1 mm (0.004 in.)

Replace the flywheel sub-assembly as necessary.


4. INSPECT CLUTCH RELEASE BEARING ASSEMBLY
Clutch Unit (For 2Ad-Fhv) - Inspection. CLUTCH. Lexus IS250 IS220d GSE20 ALE20

Turn the release bearing by hand while applying force in the axial direction.

  • HINT:
  • The bearing is permanently lubricated and requires no cleaning or lubrication.
  • Replace the release bearing assembly as necessary.