Product Overview

This ABS/ESP control module with integrated hydraulic block is the electronic brain and actuator for the vehicle’s anti-lock braking and stability systems. The unit houses solenoid valves, the hydraulic pump and the control electronics that modulate brake pressure during ABS and ESP interventions. It is supplied with a short piece of wiring harness to connect to the vehicle loom and sensors.

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: Peugeot 407 (2008) 1.6 HDi, Engine Code 9HZ. May also be found on other Stellantis models using the same part codes.
• Product Codes: 9665736080, 0265950659, 265950659, 41682607380
• Additional Numbers: 4541HE, 4541HF, 541HE

Compatibility And Search Tips

This module is often searched by its product numbers (for example 9665736080 or 0265950659). Primary fitment is Peugeot 407 (2008) 1.6 HDi. Other Citroën/Peugeot models that share ABS/ESP systems with these codes may be compatible — check the listed part numbers when searching.

Recommended Installation

Replacement should be performed by a professional mechanic or a competent DIYer with suitable tools and diagnostic equipment. Typical replacement steps:

• Park on level ground, secure vehicle and disconnect the negative battery terminal.
• Depressurize the brake system if required and remove trim or components to access the ABS unit.
• Disconnect electrical connectors and brake lines from the ABS hydraulic block (prepare to capture brake fluid).
• Unbolt and remove the old unit; fit the replacement, connect wiring harness and brake pipes, and torque bolts to manufacturer specification.
• Refill the brake reservoir with the recommended fluid (usually DOT4) and perform a full brake bleeding procedure to remove air from the system.
• Use a diagnostic tool (e.g., Peugeot/Citroën compatible scanner) to clear fault codes, run ABS pump priming procedures and, if required, code or initialize the new control unit.

Always follow safety procedures when working with the brake system. If you are unsure about coding or initialization, use a professional diagnostic tool to complete the final steps.

Why The Part Most Often Fails

ABS/ESP modules typically fail due to a combination of electrical and hydraulic causes. Common reasons include corrosion and moisture ingress in connectors, failure of the internal pump motor, valve block wear or leakage, and electronic component failure caused by voltage spikes or prolonged exposure to heat. Age and mileage are strong factors—vehicles over 10 years or 100–150k km are more likely to experience faults. Symptoms include ABS or ESP warning lights, loss of ABS functionality, noisy pump operation, and brake fluid leaks around the hydraulic block.

Practical Notes For Mechanics and DIYers

When sourcing a replacement, cross-check the part numbers listed above. After installation, verify that wheel-speed sensors and wiring are intact and free of corrosion, because sensor faults often trigger module errors that can be mistaken for a failed ABS unit. Proper bleeding and diagnostic initialization are essential to restore full braking and stability functionality.

Looking for a reliable and high-quality part to repair the braking system of your Peugeot 407? This TRW ABS and ESP control module is a vital component ensuring the proper function of your vehicle’s Anti-lock Braking System (ABS) and Electronic Stability Program (ESP). It comes with a piece of wiring harness to facilitate direct installation.

Technical Information:
Manufacturer: TRW
Model: Peugeot 407
Product Codes: 15710604, 9661731180, 4541X4, 4541X3
Additional Numbers: 4541X4, 4541X3

Utilizing this TRW ABS and ESP module guarantees your vehicle will maintain optimal brake response during sudden stops and challenging driving conditions. This enhances vehicle control and overall driving safety. Installation is straightforward thanks to the included wiring harness, making it a quick and efficient replacement for professional workshops or experienced DIY enthusiasts. This module is the perfect solution for restoring smooth functionality to your ABS and ESP system without the expense of brand-new components.

Compatibility with Peugeot 407 ensures a precise fit, minimizing installation issues and avoiding potential malfunctions caused by incorrect parts. Regain near-original driving quality with this essential braking system component.

Before purchasing, verify that the product codes match your current system to ensure perfect compatibility. Replacing this module can significantly improve your vehicle’s response in critical situations, which is invaluable when unexpected road conditions occur.

Are you looking for a reliable replacement for your Citroën C5 X7 ABS ESP module? Our selection of quality used auto parts includes an efficient ABS ESP module sourced from a Citroën C5 X7 1.6 HDI model. This component is crucial for the proper functioning and stability of the brake system, which is why choosing the right one should not be underestimated.

The ABS ESP module ensures effective operation of the anti-lock braking system and electronic stability program, which are critical for your driving safety. With this part, your vehicle will perform better on slippery or unstable surfaces, minimizing the risk of accidents due to loss of control.

Technical Information

• Manufacturer: PSA CITROEN PEUGEOT
• Model: Citroën C5 X7 1.6 HDI
• Product Codes: 9663887780 0265950657 4541GE, 4541GF, 4541KL

This ABS ESP module has been carefully dismantled and checked to ensure its functionality. Its installation is straightforward and can be handled by any experienced mechanic or car repair enthusiast. Regarding failure frequency or replacement, this specific part is considered relatively reliable when properly maintained and regularly inspected as part of the vehicle’s routine upkeep.

We highly recommend this module for anyone seeking an effective solution for repairing or restoring the braking system of Citroën C5 vehicles. Its use is optimal for the mentioned model, but if you have any questions about compatibility with other models, please do not hesitate to contact us.

Choose our quality used parts and ensure a safe and reliable repair at a fraction of the cost of a new part. Save money without compromising on quality and performance!

Used TRW ABS/ESP control module with integrated hydraulic pump and a section of wiring harness, designed for Peugeot 407 models. This module is responsible for managing the Anti-lock Braking System (ABS) and the Electronic Stability Program (ESP), improving vehicle safety by preventing wheel lock-up during heavy braking and helping to maintain stability under loss-of-traction conditions.

What This Part Does

The ABS function modulates brake pressure to prevent wheel lock, preserving steering control during emergency braking. The ESP function works with wheel-speed sensors and the ABS hydraulic unit to apply selective braking and engine torque adjustments to stabilize the vehicle in critical maneuvers. The hydraulic pump and internal valves allow controlled pressure changes across brake circuits.

Installation & Practical Notes

• Compatibility: Primarily for Peugeot 407 models. Verify the listed product codes against your vehicle before purchase.
• Preparation: Disconnect the vehicle battery before starting work to avoid electrical damage or fault codes.
• Replacement Steps (general guidance): Disconnect battery, remove electrical connectors and any protective covers, unbolt the ABS/ESP unit, transfer or connect the wiring harness, mount the replacement unit, then reconnect electrical connectors and battery.
• After Installation: It is normally necessary to bleed the brake system and clear or read fault codes with a diagnostic tool. Many vehicles require module coding/pairing to the vehicle and verification with a compatible diagnostic scanner to ensure full functionality.
• Recommended For: Professional fitment by a qualified technician or experienced DIYers with the correct tools and diagnostic equipment.

Common Failure Causes

Failures can occur due to electrical faults (corroded connectors, damaged wiring), moisture ingress, wear of internal hydraulic components or pump motor failure, and long-term exposure to road salts. Addressing underlying electrical or corrosion issues helps prevent repeat failures.

Benefits Of Choosing This Part

Offering a cost-effective replacement option, this TRW ABS/ESP module provides core braking and stability functions for compatible Peugeot 407 vehicles and includes a portion of the wiring harness to simplify installation. Ideal for workshops and knowledgeable DIYers who need a direct-fit solution and verified part numbers.

Technical Information

Manufacturer: TRW
Model: Peugeot 407
Product Codes: 9657462080, 4541X3, 4541X4
Other Numbers: 15732101

If you have questions about fitment, installation steps or diagnostic requirements, please contact our technical support team for assistance to ensure correct application and safe operation.

This ABS/ESP control module from TRW is a combined hydraulic pump and electronic control unit designed for PSA Group vehicles, primarily matching Peugeot 407 applications. The unit includes the ABS/ESP block and is supplied with a piece of the original wiring harness. Customers frequently search by part numbers such as 15710601, 9658028480, 4541X4 and 4541X3, so this listing is optimized for those references.

Key Functions

• Controls ABS (anti-lock braking) and ESP (electronic stability program) functions by modulating brake pressure via solenoid valves and an integrated hydraulic pump.
• Monitors wheel speed sensors and vehicle dynamics sensors to prevent wheel lock-up and assist vehicle stability control interventions.
• Contains electronic diagnostics and fault reporting to the vehicle’s dashboard (ABS/ESP warning lamps).

Compatibility

Designed for Peugeot 407 and compatible PSA Group models that use the listed part numbers. Always verify fitment by matching your vehicle’s OEM reference numbers: 15710601, 9658028480, 4541X4, 4541X3.

Replacement And Installation Notes

• Location: Typically mounted in the engine bay/brake system area and attached to hydraulic brake lines and electrical connectors.
• Removal: Disconnect battery before work. Carefully disconnect hydraulic lines to avoid contamination and recover brake fluid appropriately. Remove mounting bolts and electrical connectors.
• Installation: Install unit, reconnect hydraulic lines and electrical connectors. Refill and bleed the brake system thoroughly to remove air from the circuit.
• Additional Steps: Depending on vehicle build, the replacement unit may require electronic coding or adaptation to the vehicle’s ECU. We recommend checking vehicle-specific service information or using diagnostic equipment after installation.

Common Failure Modes

Failures are usually caused by electrical faults, corrosion and moisture ingress, internal pump motor or valve wear, or damage from collisions. Symptoms include illuminated ABS/ESP warning lights, degraded braking feel, pulsation during braking, or loss of ABS/ESP functions. There is no fixed service interval; failures are typically age- or environment-related.

Why Choose This Unit

This listing targets professionals and experienced DIYers who need a direct-replacement ABS/ESP assembly for Peugeot 407 vehicles. Including the wiring piece improves compatibility during installation and reduces the need for additional harness modifications.

Technical Information

• Manufacturer: TRW (OE Supplier For PSA Group)
• Model: Peugeot 407
• Product Codes: 15710601, 9658028480
• Additional Numbers: 4541X4, 4541X3

Notes

Always confirm fitment with your vehicle’s VIN and part number. After replacement, perform a full brake bleed and diagnostic check. If unsure about coding or diagnostic procedures, consult a qualified technician or workshop.

High-quality Bosch ABS & ESP control module assembly for Peugeot 407. This complete unit combines the hydraulic pump, valve block and electronic control unit (ECU) into a single replacement module. The product is supplied with a short length of wiring to assist connection to the vehicle harness.

Features And Benefits

• Complete ABS/ESP assembly including pump, valve block and ECU for direct replacement
• Reference part numbers included to ensure accurate fitment and faster lookup
• Supplied with a piece of wiring to simplify installation
• Designed for professional workshops and experienced DIY mechanics

Compatibility And Fitment

Primarily intended for Peugeot 407 and compatible PSA Group vehicles (Citroën/Peugeot) that use the listed part numbers. Always verify compatibility by matching the existing unit’s part numbers or using the vehicle VIN.

Installation Notes

Replacement typically involves disconnecting the battery, loosening and removing the original ABS/ESP unit, and carefully handling brake lines and mounting hardware. After installation, perform a complete brake system bleed and a functional road test. The module may require coding or adaptation via an OBD diagnostic tool to register the new unit with the vehicle’s control systems; consult appropriate diagnostic equipment or a professional workshop for programming steps.

Common Faults And Causes

Typical causes of failure include pump motor wear, contaminated or degraded brake fluid, hydraulic block contamination, corrosion and water ingress, or damaged electrical connectors. Common symptoms are illuminated ABS or ESP warning lights, degraded ABS function, pulsating brakes or loss of electronic stability intervention.

Technical Information

• Manufacturer: Bosch (Unit); PSA (Vehicle Brand)
• Model: Peugeot 407
• Product Codes: 0265951299, 9666148080
• Other Numbers: 4541JK, 4541JL

High-quality TRW ABS/ESP control module and hydraulic pump assembly for Peugeot 407. Ideal for professional mechanics and experienced DIY enthusiasts, this unit is often searched and ordered by part numbers 15710605, 9661702380, 4541X4 and 4541X3. Supplied with a short section of wiring for easier installation.

Function And Fitment

The ABS/ESP control unit monitors wheel speed sensors and modulates hydraulic brake pressure to prevent wheel lock under braking and to support vehicle stability control functions. It is designed for PSA group vehicles, primarily fitting Peugeot 407 models. Location is typically in the engine bay near the brake master cylinder and firewall.

Common Failure Modes

• Electrical faults in the control electronics or connector corrosion
• Pump motor wear or hydraulic valve block failure
• Damaged or corroded wiring harness and pin contacts
• Intermittent sensor signals causing error codes and warning lights

Replacement And Installation Notes

Before starting, disconnect the vehicle battery and secure the car. Removal normally requires freeing the module from its bracket, disconnecting the electrical connector and brake lines. Brake fluid will be released when lines are disconnected, so prepare suitable collection and later perform a full brake bleed. After physical replacement the unit may require pairing or coding with the vehicle diagnostic tool and a complete brake system bleed. These steps are recommended to be performed by a professional or an experienced DIY technician.

Technical Information

• Manufacturer: TRW
• Model: Peugeot 407 (PSA Citroen/Peugeot Range)
• Product Codes: 15710605
• Other Numbers: 9661702380, 4541X4, 4541X3

Why Choose This Unit

This TRW ABS/ESP assembly restores anti-lock braking and stability control functionality for compatible Peugeot 407 vehicles. Mechanic-friendly fitment and reference by part number make sourcing straightforward. If you see ABS or ESP warning lights or experience reduced braking stability, replacing the module with the correct part number can address those faults.

Technical Information

• Manufacturer: Bosch (originally supplied for PSA – Citroën / Peugeot)
• Model: Citroën C4 Grand Picasso (example fitment: 2008). Verify with VIN and part numbers before purchase.
• Product Codes: 0265950464, 0265235010, 9660934580, 9664148780
• Additional Numbers: 4541AF, 4541QE, 4541AG

Function And Application

The unit controls ABS and ESP by monitoring wheel speed sensors and modulating hydraulic pressure via the integrated pump and valves. It prevents wheel lock during braking and assists vehicle stability under adverse conditions. It is a key safety component in modern braking systems and must match vehicle electronic configuration.

Common Faults And Typical Causes

• Electrical failures such as damaged connectors or internal PCB faults due to corrosion or water ingress.
• Pump motor wear or valve block deterioration leading to loss of ABS/ESP function or warning lights on the dashboard.
• Faults often appear as ABS/ESP warning lamp, intermittent braking faults, or poor wheel speed signal processing.
• Lifespan varies with vehicle use and environment; salt, moisture and mechanical damage shorten service life.

Replacement And Installation Notes

• Disconnect the battery and follow manufacturer safety procedures before removal.
• Remove electrical connectors and brake lines from the module; keep brake fluid contained to avoid contamination.
• Mount the replacement unit in the same orientation and torque hydraulic fittings to specification. Use new sealing washers where applicable.
• After mechanical installation, perform brake bleeding to remove air from the system.
• Electronic coding and initialization with a compatible diagnostic tool (e.g., PSA Diagbox or equivalent) is usually required to match the module to vehicle VIN and sensor configuration.
• Recommended for fitment by experienced technicians or competent DIYers familiar with brake systems and diagnostic coding.

Search Tips

Customers often search by part numbers: 0265950464, 0265235010, 9660934580, 9664148780 or internal codes 4541AF / 4541QE / 4541AG. Always confirm compatibility with your vehicle by cross-referencing these numbers and your VIN.