The thickness of the brake disc must be at least 19.8 mm.
If the disc of the brake mechanism has cracks, deep risks, undulation, or other damage, it must be replaced.
The brake discs of the front wheels need to be replaced with a pair, while the brake pads also need to be replaced.
We install the car on a flat platform or on a lift.
We remove the front wheel and fix the car on the stand.
Turn the steering wheel to the limit in the direction in which we dismantle the disc.
We remove the caliper from the brake disc and tie it with a wire or cord to the spring of the front suspension.
We remove the brake pads (article - How to replace the brake pads of a Nissan Almera car).
With a cap wrench for 18, unscrew the two bolts securing the guide pads to the rotary fist.
We remove the guide of the pads.
With a metal brush, we clean the heads of the screws securing the brake disc to the hub of the front wheel from dirt and corrosion.
With the Torx T-40 key, we unscrew the two screws securing the brake disc to the hub of the front wheel.
To keep the disc from turning, you can screw the wheel mounting bolt into the threaded hole of the hub and insert the mounting blade between the bolt and the hub collar.
We remove the disk from the hub.
Before installing a new brake disc, we clean the landing surface of the hub from rust and dirt.
Install the disk in the reverse order.
Tighten the disk mounting screws and the mounting bolts of the guide pads with moments:
- brake disc mounting screw to the hub - 14 Nm;
- the bolt of fastening the guide pads to the rotary fist – 80 Nm.
We install the front wheel.
We press the brake pedal 2-3 times, check, and, if necessary, bring the level of brake fluid in the hydraulic brake tank to normal.
We check the efficiency of the service braking system.