Focus on the ABS block

The ABS block: a Bosch invention

It's not always known, but the anti-lock braking system was first developed for airplanes in the 1920s to prevent skidding on landing. The purpose of a vehicle's ABS block is to prevent, when the driver presses hard on the brake pedal, the wheels from locking.

The ABS system to prevent wheel lockup

Before explaining the ABS block in detail, it is important to understand the ABS system completely. So we discover for the Renault Safrane automobile ...

• The magnetic targets: they modify the output signal which takes the appearance of a square signal of variable frequency.
• The wheel speed sensors: each of the sensors is placed in front of a target, that is to say, a notched wheel also called phonic wheel.
• The ABS block: what are the elements that make it up? This is what we will discover ...

The ABS block

Various elements of the ABS block Renault Safrane to discover including:

The computer

It receives information that comes from each of the wheel sensors.

The hydraulic unit

It is composed of various elements including:

• The electronic splitter that modulates the pressure on the rear wheels.
• A hydraulic pump whose delivery is the cause of the beats felt at the pedal level.
• Solenoid valves of which each wheel has an intake and an exhaust solenoid valve.

The motor driving a hydraulic pump

It transfers hydraulic energy into mechanical energy.

Renault Safrane ABS block repair

Main manifestations of ABS block failure

Most of the time it is one or the other reason... The wheels lock up during hard braking or an ABS sensor is defective.

What are the services of the company Diag-Engine?

Diag-Engine is a company expert in the reconditioning of the ABS block all brands. Let us specify that Diag-Engine does not sell any new ABS block.

What is the procedure?

As soon as we receive your part, we take care of its reconditioning and ship it to you 48 hours later.

The method of operation is extremely simple: you select the make of your car, then the model and finally the brand of ABS block that corresponds to it. All you have to do is order and send us your failed ABS block.

You will find the contact information of the Diag-Engine workshop in the footer.

By email or by tel, let us know your questions.

They trusted us

• The Abs block is now reassembled and the brakes are working as before!"
• The garage owner gave me an estimate of 1400 € to replace my ABS block. With Diag-Engine, it cost me 350 €. Great thanks !
• The installation of my ABS block was done by my garage owner ! I hope that the repair will be durable even if it is guaranteed for life!

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