Description
Control module, ABS/ESP pump, unit, Bosch ABS block for Citroën C3 2018. Supplied with a piece of wiring.
High-quality Bosch ABS/ESP pump and control module designed for Citroën C3 III vehicles. This unit combines the hydraulic pump and electronic control to manage ABS and ESP functions, improving braking stability and vehicle control during emergency maneuvers. Ideal for professional workshops and experienced DIY mechanics who need a direct replacement part identified by Bosch and OEM product codes.
Key Features And Benefits
– Direct-fit Bosch ABS/ESP control module and pump assembly compatible with Citroën C3 III (see product codes below).
– Restores ABS and ESP functionality when the original unit has failed or exhibits intermittent faults.
– Supplied with a short section of wiring to aid connection and fitment.
– Commonly searched by part numbers such as 0265956240 and 1624376280 — include these in searches to find the correct unit quickly.
Technical Information
- Manufacturer: Bosch
- Model: Citroën C3 III (2018)
- Product Codes: 0265956240, 1624376280
- Additional Numbers: 1649128180, 1682601580
How The Part Works
The unit houses an electric pump, hydraulic valves and an electronic control module. During heavy braking or wheel slip, the controller modulates brake pressure via the pump and valves to prevent wheel lock (ABS) and to support stability control interventions (ESP). Proper operation requires both intact hydraulics and correct electronic communication with the vehicle CAN network.
Common Failure Symptoms
– ABS warning light and/or ESP warning light illuminated on the dashboard.
– Loss of ABS or ESP function during braking tests.
– Audible run-on or failure of the pump motor.
– Stored diagnostic trouble codes indicating pump motor faults, valve faults or communication errors.
– Brake pedal pulsation or unexpected pedal feel due to valve or hydraulic faults.
Typical Causes Of Failure
– Corrosion or water ingress causing electrical faults in the control module.
– Contaminated or old brake fluid leading to internal valve or pump wear.
– Electrical surges, poor grounding or connector corrosion causing intermittent faults.
– Mechanical wear of the pump motor after many years of use.
Installation Recommendations
– Always disconnect the negative battery terminal before starting work to avoid electrical damage and airbag/system faults.
– Depressurize the brake system and be prepared to capture brake fluid when disconnecting hydraulic lines. Use caps to prevent contamination.
– Remove the faulty ABS unit by unbolting the hydraulic block and electrical connectors. Keep track of torque values and mounting positions.
– Install the replacement unit using the correct mounting torque and reconnect wiring and hydraulic lines with clean fittings.
– Thoroughly bleed the brake system after installation. Use a diagnostic tool to cycle the ABS pump and to perform automated bleeding if available.
– After bleeding, clear stored fault codes and perform a road test to confirm ABS and ESP operation. Professional diagnostic equipment is recommended to verify correct communication and function.
Advice For Mechanics And DIYers
This is a technically demanding repair that combines hydraulics and vehicle electronics. While experienced DIY mechanics can replace the unit mechanically, finalisation typically requires a diagnostic tool to remove fault codes, initialise the system and run pump cycles. If air remains in the system, braking performance can be compromised, so careful bleeding and verification are essential.
Why Replace This Part
Replacing a failed ABS/ESP pump and control module restores essential active safety functions. Ignoring ABS/ESP faults can lead to degraded braking performance and loss of vehicle stability systems, increasing accident risk. Use the part numbers above to ensure you fit the correct unit for the vehicle.
