Audi A4 B9 - Repair abs pump

How does an ABS block work?

What is the purpose of the ABS block?

Since January 1, 2003, the Highway Code requires that an ABS block be installed on every vehicle. The anti-lock braking system is an emergency braking assistance, it allows you to maintain control of the vehicle by preventing the wheels from locking.

The ABS system quickly

The ABS block is a part of the general ABS system. So we discover for the car manufacturer Audi A4 B9 ...

• The wheel speed sensors: we see 2 types, namely the passive sensors composed in particular of a permanent magnet and active sensors.
• The magnetic targets: they vary the output signal, which is in the form of a square signal of variable frequency.
• The ABS block: let's see precisely the elements that compose it below...

The ABS block

In an ABS block due to car manufacturer Audi A4 B9, we observe in particular...

The ECU

It warns the driver of a malfunction via an indicator on the dashboard.

The hydraulic motor

It 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 power unit

Here are some of the components that make it up:

• Pressure accumulators, which are tanks of pressurized gas that are used to provide a large flow rate for a short period of time.
• A hydraulic pump that prevents the pedal from depressing during ABS regulation.
• Electronic brakeforce distribution, which is an additional function managed by the ECU.

Audi A4 B9 ABS block repair

How to recognize an ABS block out of order?

The reasons are numerous and those that often appear are... The ABS light is on on your dashboard or an ABS sensor is out of order.

What does Diag-Engine offer?

Diag-Engine is a company known for its expertise in Audi A4 B9 ABS block and others. Let us specify that Diag-Engine does not offer any new ABS block.

Concretely...

You have to note the reference of your defective ABS block to order its repair. Then, you just have to make your payment the part present in your cart after choosing the make and model of car you own. Finally, ship your defective ABS block to the address indicated as soon as possible.

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

The address to which you can send it to us is visible at the bottom of the site.

By email or tel, let us know if you have any questions.

Some customer reviews

Check out for yourself the actual reviews from individuals and professionals for their ABS block replacement.

• The installation of my ABS block was done by my mechanic! I hope the repair will be durable even though it is guaranteed for life!
• The garage owner gave me a quote of 1300 € to replace my ABS block. With Diag-Engine, it cost me only 400 €. Phew thank you !
• When I received the ABS block of my Audi A4 B9 , I mounted the part myself. I was afraid to start, but ... hallelujah! No more ringing!.

You have the possibility to pay with Paypal.

We repair the whole car or motorcycle abs block that our customers often call by the following terms: pressure sensor - abs pump - abs hydraulic block - abs ECU - abs box - abs kit - hydraulic group - abs block esp. Please note that we do not sell new or second hand products!