Mercedes Classe A W176 - Repair abs pump

What is an ABS block

ABS block and car control

Since 2003, it is mandatory to have an ABS block installed on every vehicle. The acronym ABS comes from the German "Antiblockiersystem". It is an anti-lock wheel system that ensures control of the vehicle when sudden braking occurs.

The ABS system quickly

Before explaining the ABS block, it is necessary to understand the ABS system in its entirety. So we discover for the car manufacturer Mercedes A Class W176 ...

• The magnetic targets: they generate signals read by the sensors, which transmit these signals to the ABS computer.
• The ABS block: how is it composed? Let's see it in more detail below...
• The wheel speed sensors: there are 2 types, namely inductive sensors composed in particular of a coil and active sensors.

The ABS block

Let's look at some of the elements of the ABS block of the Mercedes A-Class W176 car ...

The ECU

As soon as a wheel tends to lock, it controls the solenoid valves and the hydraulic pump.

The hydraulic motor

This is an organ that transforms a flow rate into rotational speed and a pressure into operating torque. The rotational speed of the motor is proportional to the flow rate that feeds it.

The hydraulic power unit

It is made up of various components including...

• Pressure accumulators which are none other than tanks of pressurized gas used to provide a large flow rate for a short period of time.
• A hydraulic pump that locks the brake pedal so that it does not sink.
• Solenoid valves which each wheel has an intake solenoid valve and an exhaust solenoid valve.

Mercedes A-Class W176 ABS block repair

How to recognize a faulty ABS block.

This often manifests itself as a result of: The car is unstable in wet driving conditions, the brake pressure regulation is not done properly.

What are the services of Diag-Engine?

Diag-Engine is a French company that has largely proven itself regarding its automotive expertise. Let us specify that Diag-Engine does not sell new ABS blocks.

What is the operating mode?

As soon as we receive your part, we take care of its repair and ship it to you 2 days later.

The operating principle is extremely simple. You select the make of your car, then the model and finally the name of the manufacturer of the ABS block whose inscription must appear on it. All you have to do is pay for this order and send us your failed ABS block.

The address to which you should send it is visible at the bottom of the page.

Don't worry, if you have any doubts regarding the model of the ABS block, just ask us so that we can provide it to you.

Customer reviews

• I'm not used to leaving a review following a purchase, but here, I'm doing it without hesitation for my Mercedes A Class W176 ABS block: 5 stars thank you!!
• Thank you for your fast and efficient service. The failure has disappeared. The technical control has validated.
• The installation of my ABS block was done by my garage! I hope that the repair will be durable even if it is guaranteed for life!"

Address yourself to a French company known for its expertise.