Chevrolet Sonic Repair Manual: Hydraulic Clutch System Bleeding
Warning:
Refer to Brake Fluid Irritant Warning.
Caution:
Brake fluid must not come in contact with mineral oils and greases. The smallest amount of such could lead to malfunction or breakdown of the clutch.
Caution:
Refer to Brake Fluid Effects on Paint and Electrical Components Caution.
Note:
The hydraulic clutch actuation must only be bled from "below", i.e. from the bleeder valve.
- Bleed pressure line between the clutch master cylinder and the clutch actuator cylinder using the following procedure:
- Remove the valve cap (3) from the bleeder valve.
- Fill brake fluid reservoir up to "MAX" marking.
- Press and hold clutch pedal.
- Open bleeder valve until air or air/brake fluid mixture emerges.
- Close the bleeder valve.
- Release the clutch pedal slowly.
- Wait approximately 5 seconds.
- Repeat this bleeding process 4 times.
- Tighten bleeder valve .
- Push valve cap on to bleeder valve to protect the bleeder valve.
- Check shifting for ease of movement with vehicle stationary, with engine running and with clutch disengaged.
- Road test the vehicle to ensure proper operation.
Undertake road test using varying RPM ranges and frequent gear changes, bring vehicle to operating temperature during this process. Ensure the brake and clutch system is operating correctly.
Note:
The following operational stages must be undertaken to fill the pressure line between the master cylinder and the clutch actuator cylinder. When bleeding, ensure that the brake fluid reservoir is always full and does not run dry.
Note:
Do not close the bleeder valve too fast.
Clutch System Description and Operation
Clutch Spin Down Time
Inspect the clutch spin down time as follows:
Apply the parking brake and block the vehicle wheels.
Shift the manual transmission into NEUTRAL.
Start the eng ...
Clutch Master Cylinder Replacement
Removal Procedure
Remove the battery tray. Refer to
Battery Tray Replacement.
Remove as much brake fluid out of brake fluid reservoir
as possible.
Remove the clutch ...
Other materials:
Roof
Sunroof
On vehicles with this feature, the sunroof only operates when the ignition is
turned to ON/RUN or Retained Accessory Power (RAP) is active.
Open/Close: To open the sunroof, press and hold the rear of the switch. To close
the sunroof, press and hold the front of the switch.
Vent: Pre ...
Hill Start Assist (HSA)
This vehicle has an HSA feature, which may be useful when the vehicle is stopped
on a grade. This feature is designed to prevent the vehicle from rolling, either
forward or rearward, during vehicle drive off. After the driver completely stops
and holds the vehicle in a complete standstill on a ...
SIR Inflator Module Handling and Storage Warning
Warning: When carrying an undeployed inflator module:
Do not carry the inflator module by the wires or connector.
Make sure the air bag opening points away from you.
When storing an undeployed inflator module:
Make sure the air bag opening points away from the surface o ...
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