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Hyundai Tucson:  Concentric Slave Cylinder Assembly- Adjustment

Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Clutch System /  Concentric Slave Cylinder Assembly /  Concentric Slave Cylinder Assembly- Adjustment

Gasoline 1.6 T-GDI

  1. Turn ignition switch OFF and disconnect the negative (-) battery cable.
  2. Remove the air cleaner assembly and air duct.

(Refer to In case by Gasoline 1.6 T-GDI System - "Air Cleaner")

  1. After disconnecting a cap from the concentric slave cylinder air bleeder, insert a vinyl hose in the plug.
  2. Refill the reservoir tank with the specified fluid.

WARNING

Use the specified fluid. Avoid mixing different brands of fluid.

Specified fluid : SAE J1703 (DOT 3 or DOT 4)

  1. Pump the clutch pedal about 10 times.
  2. Loosen the air bleed screw (A) at hold down the clutch pedal to allow air to escape from the clutch system. Then tighten the air bleed screw.

Diesel 1.6 TCI

Diesel 1.6 TCI

  1. Turn ignition switch OFF and disconnect the negative (-) battery cable.
  2. Remove the air cleaner assembly and air duct.

(Refer to In case by Diesel 1.6 TCI System - "Air Cleaner")

  1. Open the Concentric Slave Cylinder (CSC)'s cap (A) and connect the hose (B) to the CSC's plug (C).

(1) Open the cap (A).

(2) Insert the hose (B)

WARNING

WARNING

Be careful not to let any foreign material from getting inside or contaminate the CSC plug.

(It may cause oil leakage due to damage on the hydraulic system while driving.)

  1. Pull the connector (B) towards the arrow direction while pressing the CSC's double clip (A).
  2. Move about 5 mm(0.1969in.) until you feel the click.

WARNING

WARNING

  • Do not pull the double clip (A) upward.

(Clip can be damaged and the clutch pedal may not operate due to oil leakage.)

* If the double clip is wrongly operated replace the CSC.

  1. Fill the vehicle's reservoir tank with specified oil.
  • Use the specified fluid. Avoid mixing different brands of fluid.

Specified fluid : DOT 4

  1. Repeatedly depress the clutch pedal (A) to the full position until the bubble is not discharged from the hose.

    (Fill the reservoir tank with the oil if necessary.)

  • Pedal Position

  1. When the air bleeding is completed, maintain the clutch pedal (A) in full position and push the connector (B) until you hear the "click" sound and restore to the initial position.

  1. For little air bleeding of Concentric Slave Cylinder (CSC)-Clutch Master Cylinder(CMC) area, maintain the clutch pedal (A) in freeplay position and push the double clip (B), In this case, the connector (C) is moved about 5 mm(0.1969in.) towards the arrow direction.

WARNING

The connector will not move if the pedal is depressed beyond the freeplay position.

  1. Check for bubble by depressing the clutch pedal from the freeplay to the full position.

  1. When the air bleeding is completed, maintain the clutch pedal (A) in full position and push the connector (B) until you hear the "click" sound and restore to the initial position.

WARNING

WARNING

  • If any bubble is detected during operation no. 8. repeat operations from 7 to 9.
  1. Remove the hose and close the cap (A) if there is no bubble.

WARNING

WARNING

Be careful not to let any foreign material from getting inside or contaminate the CSC plug.

(It may cause oil leakage due to damage on the hydraulic system while driving.)

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