How To

How to – Fit Disc Pads – Photo Illustrated

It is required from time to time to replace front disc pads on our car as it wears down, although it sounds daunting, here is how to fit disc pads photo illustrated.

Made easy by this step by step photo guide.

A typical front brake setup-discs-pads-calipers

A typical front brake setup-discs-pads-calipers

 

Learn More about Car Brakes

Tools Needed

  • Jack (Bottle or Scissors)
  • 2 Axle Stands
  • A long Screwdriver
  • Correct size wrench for the Caliper Bolts
  • Rags
  • Old Paint Brush
  • Old Cardboard
  • Pair of thin gloves

Spare Parts Needed

  • 1 x set of disc pads specific to the car
  • Brake fluid for topping up

Procedure

Park the car on a level, hard surface, such as a garage floor or concrete driveway, Engage the parking brake.

Jack the front of the car and place the axle stands firmly in position for safety support.

Jack The Car Up Safely

Put The Car Securely On Axle Stands

 

Loosen the front wheels.

 

Remove the wheels, unlock the steering and turn the wheel full lock to one side, so the brake caliper is exposed and easily reached.

Loosen Brake Caliper

Loosen Brake Caliper

 

Open the bonnet and locate the brake master cylinder, Remove the filler cap and place a clean cloth over the filler hole, this is to absorb the brake fluid that will be expunged when the brake caliper’s piston is forced back and prevent the brake fluid from leaking all over the vehicle.

NB, brake fluid will eat away at the paintwork of the car, so be extra careful not to spill any.

Cover Master Cylinder

Cover Master Cylinder

 

Place a piece of old cardboard below your work area to catch all loose debris.

 

Take a screwdriver or any appropriate lever and pry the disc pad away from the disc and toward the caliper’s piston. The caliper’s piston will move back gradually, continue applying pressure, until the piston is all the way back. As you do this the brake fluid level will rise in the reservoir, hence the clean rag placed there.

Push Piston Back

Push Piston Back

 

Way Back

Way Back

 

Loosen the brake caliper bolts,

Loosen Caliper Bolts

Loosen Caliper Bolts

 

Remove the caliper bolts.

Remove bolts

Remove bolts

 

Remove the caliper and tie it with cable ties, or a bungee cord out of the way, ensure that you do not damage the flexible brake hose attached to the caliper.

Remove Caliper

Remove Caliper

 

Check the caliper sliding pins and ensure it moves freely.

Check Floating Pins

Check Floating Pins

 

Must Not Be Seized

Must Not Be Seized

 

Remove the old disc pads

Remove Pads

Remove Pads

 

Brush away all loose brake dust and debris with an old paintbrush. Check the condition of the brake discs, replace if necessary.

Inner And Outer

Inner And Outer

 

Fit the new brake pads with the abrasive lining facing the brake discs,

Fitting New Brake Pads

Fitting New Brake Pads

 

Check Alignment

Check Alignment

 

 

Re Fit the brake caliper

Replace Brake Caliper

Replace Brake Caliper

 

 

Fit and tighten the caliper bolts by hand ensuring not to cross thread.

Fit Caliper Bolts

Fit Caliper Bolts

 

Tighten sufficiently with the appropriate size spanner. Hand tight with a bite will be tight enough.

Tighten Caliper Bolts

Tighten Caliper Bolts

 

Pump the brakes pedal repeatedly until the brake pedal is firm. You are now pumping the brake fluid back into the brake lines, that was pushed back when the caliper piston was forced back when removing the old brake pads.

Pump The Brake Pedal

Pump The Brake Pedal

 

Repeat the above procedure for the opposite side.

 

When completed, remove the rag covering the master cylinder filler hole, ensure the brake fluid level is at the max mark, if not top it up. Fit the filler cap securely.

Ensure Brake Reservoir Is Topped Up

Ensure Brake Reservoir Is Topped Up

 

Fit the wheels. lower the car to the ground and tighten the wheels appropriately with a wheel brace.

Replace The Wheels And Wheel Nuts

Replace The Wheels And Wheel Nuts

 

Test the brake pedal, ensuring that it is firm before you drive off.

Congratulations you have just completed the fitting of new front disc brake pads.

Click here for great deals on Disc Pads 

How do we know when it is time to replace brake pads?

When you can hear a grinding sound coming from the wheels when applying brakes, or a light scraping sound while driving.

 

Who replaced your car’s brake pads before?


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Until Next Time “Safe Motoring” – Gary

 

 

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