What is the construction and purpose of the ABS and ESP system?

The ABS and ESP system is a set of hydraulic, electronic, and measurement elements responsible for controlling braking and vehicle stability. A typical set includes a pump or hydraulic block, a controller, wheel speed sensors, and sensors used by the driving path stabilization system. The module is usually mounted in the engine compartment and connected to the car's braking and electrical installation.

What is the ABS and ESP system used for?

The ABS and ESP system is used to limit the risk of wheel lock-up during braking and to correct the driving path in situations of traction loss. ABS maintains steerability during heavy braking, and ESP uses signals from sensors and selective wheel braking to stabilize the car. Without a properly functioning system, the driver has less support when driving on slippery surfaces and during sudden maneuvers.

What is the construction and function of the ABS/ESP hydraulic block?

The ABS/ESP hydraulic block is a part containing brake fluid flow channels, solenoid valves, and a pump controlling pressure in individual circuits. This element works directly with the controller, which, based on signals from sensors, opens or closes valves at the right moment. In addition to pressure regulation itself, electrical connectors, the layout of line outlets, and compatibility with a specific car version are also important.

How to choose the right ABS/ESP module or pump for a car?

It is safest to compare the OEM number, interchangeable numbers, module manufacturer, and electrical connector type. It is also worth checking the body version, drive, equipment, and brake system designation, as visually similar parts may differ in controller configuration. For used parts, comparing photos of mounting points and hydraulic outlets is also helpful.

What symptoms indicate a problem with the ABS and ESP system?

The most common symptoms are illuminated ABS or ESP warning lights, errors stored in the controller's memory, incorrect reaction during braking, and sporadic activation of the stabilization system. In practice, the fault may concern a wheel sensor, wiring, the controller, or the hydraulic block itself. In diagnostics, it is also worth verifying power supply, ground, and the condition of plugs.

How is the installation and activation of ABS and ESP system components carried out?

Installation requires proper seating of the module, connection of brake lines, and electrical installation according to the factory layout. After replacement, bleeding the system, clearing errors, and adapting or coding the controller are often necessary, depending on the vehicle version. Therefore, before installation, it is worth ensuring that the part has matching markings and corresponds to the car's equipment.

ABS and ESP system

At the Global Parts automotive store, we offer a wide selection of original used car parts, including ABS and ESP systems for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Our ABS and ESP systems undergo quality control to ensure you receive a top-quality product.

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Brake Pump Mercedes W639 Vito Viano ABS ESP Hydraulic Unit A0014461789

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Part no. A0034319112

Mercedes-Benz W202 W210 W208 W220 ABS Hydraulic Brake Pump Unit A0034319012

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Mercedes W204 ABS Brake Pump Steering Hydraulic Braking Unit A2045453932

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Brake Pump Mercedes W639 Vito ABS ESP Hydraulic Control Unit Module A0014460989

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Mercedes W251 ABS Hydraulic Brake Pump Unit A2515453732

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Mercedes W204 Brake Pump ABS ESP Hydraulic Braking Unit A2049012500 A2044313912

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Brake Pump Mercedes W169 W245 ABS Hydraulic Unit A0064316412

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Mercedes W907 ABS Pump Stability Hydraulic Unit A9079007406

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Mercedes W204 Brake Pump ABS ESP Hydraulic Braking Unit A2045453832 A2044313912

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Mercedes ML W163 ABS Hydraulic Brake Pump Unit A1635450316

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Mercedes Sprinter W906 Brake Pump ABS Hydraulic Module Brake Unit A0074311612

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Mercedes W211 Brake Pump ABS ESC Hydraulic Unit Module A2114311212

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Mercedes W211 Brake Pump ABS ESC Hydraulic Unit Module A2114312012

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Mercedes W221 ABS Hydraulic Brake Pump Unit Braking Module A2214319012

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Mercedes C207 Hydraulic Pump ABS ESP Brake Control Unit Module A2124311848

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ABS Pump Mercedes EQA C118 W247 H243 Brake Hydraulic Pump Unit A2439008800

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Smart 451 ABS Hydraulic Brake Pump Control Unit Module A4514200875

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Mercedes W203 Brake Pump ABS ESP Hydraulic Braking Unit A0054314312 A0345457932

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Mercedes-Benz C W204 ABS Vario Steering Hydraulic Brake Pump Unit A2045454732

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ABS Pump Mercedes ML W166 Hydraulic Brake Pump Module A1669013400

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Mercedes W203 Brake Pump ABS ESP Hydraulic Braking Unit A0054314312 A0345457932

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Mercedes Vito Viano W639 ABS ESP Hydraulic Brake Pump Unit A0004466689

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Brake Pump Mercedes W203 ABS ESP Hydraulic Brake Unit A0355458132 A0054314412

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Mercedes W207 W212 Hydraulic Pump ABS Brake Control Unit Module A2124312912

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Brake Pump Mercedes W211 CLS C219 Hydraulic ABS Control Unit Module A2114312812

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Mercedes Sprinter W906 ABS Pump ABS Control Unit A9069001601

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Mercedes W906 ABS Pump Hydraulic Brake Pump Control Module A9069008803

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VW Volkswagen Caddy SA Transporter SF ABS Pump ABS Control Unit 7E0614517M

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ABS ESP Pump Mercedes Sprinter W906 Hydraulic Brake Pump A9069002302

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Mercedes-Benz A-Class W168 ABS Hydraulic Brake Pump Unit A0034315112

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Mercedes W211 Brake Pump ABS ESC Hydraulic Unit Module A2114311312

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Mercedes-Benz C-Class W203 ABS Hydraulic Brake Pump Unit A2035451632

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Mercedes C253 ABS Pump Hydraulic Pump Module A2059004549 A2059004948

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ABS Pump Mercedes EQA H243 C118 W247 Brake Hydraulic Pump Unit A2439008800

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Mercedes Sprinter W906 Brake Pump ABS Hydraulic Control Unit A0084318712

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Mercedes Sprinter W906 Brake Pump ABS ESP Hydraulic Brake Unit A0014462589

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Mercedes GLE W166 X166 ABS Pump Hydraulic Brake Pump Control Module A1669014300

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Mercedes ML W164 ABS Pump Control Hydraulic Unit Module A1644312812

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Mercedes R129 W140 W202 ABS Hydraulic Brake Pump Unit Braking Module A0024319812

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ABS Brake Unit Mercedes W168 Hydraulic Brake Pump Unit A0034315112

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Mercedes SLK R170 Brake Pump ABS ETS Hydraulic Module Brake Unit A0034310312

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Mercedes ML W163 ABS Hydraulic Brake Pump Unit A1635450316

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Mercedes W203 Brake Pump ABS ESP Hydraulic Braking Unit A0345457732 A0054312912

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Brake Pump Mercedes W901 W903 W905 ABS ESP Hydraulic Brake Unit A0004469289

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Mercedes W204 Brake Pump ABS ESP Hydraulic Braking Unit A2044316912 A1729014100

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Mercedes Sprinter W906 Brake Pump ABS ESP Hydraulic Control Unit A0074314112

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Mercedes W211 W219 Hydraulic Pump ABS Brake Control Unit Module A2114313712

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ABS Pump Mercedes C118 W177 Hydraulic Brake Unit Module A1779006307

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Mercedes-Benz C CLK Class W203 C209 ABS Hydraulic Brake Pump Unit A0054312912

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Mercedes W447 ABS Pump Modulator Module Control Hydraulic Unit A4479008709

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Hydraulic Unit Mercedes W213 W217 W257 ABS Pump A2134316201

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Mercedes ML W164 ABS Hydraulic Brake Pump Unit A2515452632

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Mercedes-Benz C CLK Class W203 C209 ABS Hydraulic Brake Pump Unit A0325459132

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