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How do you replace clutch slave cylinder on ford fiesta 1999 1.4 ztec?

Replacing a clutch slave cylinder on a 1999 Ford Fiesta 1.4 Zetec is a moderately challenging job requiring some mechanical aptitude and the right tools. It's not a simple bolt-on replacement, as access can be tight. Here's a general guide, but always consult a repair manual specific to your vehicle year and model for detailed instructions and torque specifications. Improper torque can lead to leaks or damage.

Tools You'll Likely Need:

* Socket set (metric): Various sizes, including possibly deep sockets for access.

* Wrench set (metric): For various fasteners.

* Torque wrench: Essential for proper tightening of bolts.

* Clutch bleeding kit: To bleed the clutch system after replacement. A pressure bleeder is highly recommended.

* Drain pan: To catch any spilled fluid.

* Jack and jack stands: For safe vehicle elevation. Wheel chocks are crucial for safety.

* Gloves: To protect your hands from brake fluid.

* Clean rags: To clean up spills.

* New clutch slave cylinder: Make sure it's the correct part for your vehicle.

* Possibly a long extension and universal joint: For better access to difficult bolts.

* Penetrating oil (like PB Blaster): To help loosen stubborn bolts.

Steps (General - Consult your repair manual for specifics):

1. Safety First: Park the vehicle on a level surface, engage the parking brake firmly, and use jack stands to securely lift the vehicle. Never work under a vehicle supported only by a jack.

2. Drain Some Transmission Fluid (Possibly): Depending on the slave cylinder location, some transmission fluid might be near and potentially spill. Consider draining some fluid from the transmission to reduce the risk. Consult your manual to find the drain plug and how much to drain.

3. Access the Slave Cylinder: This is the most challenging part. The slave cylinder is usually located on the gearbox, near the clutch fork. You might need to remove other components to gain access, such as parts of the exhaust system or heat shields. Your repair manual will guide you through this.

4. Disconnect the Slave Cylinder: Carefully disconnect the hydraulic line from the slave cylinder. You'll likely need a wrench to loosen a fitting. Have a rag ready to absorb any spilled fluid. Brake fluid is corrosive, so wear gloves and be careful.

5. Remove the Slave Cylinder: Remove the bolts holding the slave cylinder to the gearbox. This can be tricky due to limited space. Penetrating oil may help loosen stubborn bolts.

6. Install the New Slave Cylinder: Install the new slave cylinder, ensuring it's correctly positioned. Tighten the bolts to the manufacturer's specified torque.

7. Reconnect the Hydraulic Line: Carefully reconnect the hydraulic line to the new slave cylinder. Ensure the connection is tight and secure.

8. Bleed the Clutch System: This is crucial. Air in the clutch system will result in a spongy clutch pedal or no clutch engagement. Use your bleeding kit and follow the correct procedure for your vehicle. A pressure bleeder is generally recommended for a quicker and more effective bleed. You might need a helper to work the clutch pedal. Refer to your repair manual for the bleeding procedure. This often involves opening a bleed valve on the slave cylinder while someone pumps the clutch pedal.

9. Reassemble: Reinstall any components you removed to access the slave cylinder.

10. Test: Lower the vehicle, start the engine, and carefully test the clutch. The clutch pedal should feel firm, and the clutch should engage and disengage smoothly. If the clutch pedal feels spongy or the clutch doesn't work, there's likely still air in the system and you need to bleed it again.

Important Notes:

* Repair Manual: This is crucial. Generic instructions can't replace the detailed guidance provided in a service manual specific to your car.

* Safety: Prioritize safety. Use jack stands, wear safety glasses, and work in a well-ventilated area.

* Brake Fluid: Brake fluid is corrosive. Wear gloves and clean up any spills immediately.

If you're not comfortable performing this repair yourself, it's best to take your vehicle to a qualified mechanic. Attempting this repair without the necessary experience or tools could lead to further damage to your vehicle.