Citroen C8 - Repair abs pump

What is the purpose of the ABS block?

What is the purpose of the ABS block?

It is not always known but the ABS system has existed since 1920 in the aviation field to prevent skidding of aircraft during landing. The principle of the ABS system is now known to all because it prevents the wheels from locking when the driver presses too hard on the brake pedal.

The ABS system to prevent wheel lockup

Before explaining the ABS block in detail, it is important to understand the ABS system entirely. We can notice for the car Citroen C8 ...

• The wheel speed sensors: we note 2 types, the active sensors operating through electronics, which are supplied via a voltage determined by the ABS computer and passive sensors.
• The magnetic targets: they are represented as a succession of north and south poles. The alternation of the poles varies the output signal.
• The ABS block: how is it composed? Let's see it in more detail below...

The ABS block

The ABS block of the Citroen C8 brand is made up of the following components in particular:

The motor driving a hydraulic pump

This is a member that transforms a flow rate into rotational speed and a pressure into operating torque. The motor's rotational speed is proportional to the flow rate that feeds it.

The hydraulic unit

• A hydraulic pump that locks the brake pedal so that it does not depress.
• Solenoid valves that eliminate the need for a brake compensator.
• Electronic brake proportionalizer, which is an additional function managed by the ECU.

The ECU

Warns the driver of a technical problem by lighting a light on the dashboard.

How to repair Citroen C8 ABS block?

How to recognize a failing ABS block.

The origins are varied, and the ones that often show up are... The car lacks stability on wet roads or the brake pressure regulation is not done properly.

What does Diag-Engine offer?

Diag-Engine is a French company that has largely proven itself regarding its automotive expertise. It is important to understand that Diag-Engine does not offer any new ABS block.

How to do it?

As soon as we are in possession of your ABS block, a few days are enough for you to receive it as new.

Go to the Diag-Engine.fr store to select the make and model of your car. Compare the part number with the one of your ABS block. Then place your order and make the purchase. At the same time, send your defective part to the address indicated on the order form.

You will find the address of the Diag-Engine shop in the footer of the site.

Don't worry, if you have any doubt about the model of the ABS block, just contact us so that we can tell you.

Some customer reviews

• When I received the ABS block for my Citroen C8 , I fitted the part myself. I was afraid to start it, but...hallelujah! No more bells!"
• I sent my ABS block to Diag-Engine and all the follow-up and service were at the top, from the contact to the repair and the delay until delivery.
• The Abs block is now reassembled and the braking has regained all its power!

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