Description
Control module, ABS pump, ABS unit with ESP Bosch for Peugeot 307 CC vehicles. Supplied with a section of wiring.
This Bosch ABS/ESP control unit and pump is designed for Peugeot 307 CC models and is supplied with part of the wiring harness to simplify replacement. Frequently searched under product numbers, this unit combines the hydraulic pump, valve block and electronic controller for the Anti-Lock Braking System and Electronic Stability Program, making it a direct-fit solution for workshops and experienced DIYers who service Peugeot braking systems.
Technical Information
- Manufacturer: Bosch
- Model: Peugeot 307 CC (Compatibility With Other 307 Variants Possible)
- Product Codes: 0265950093
- Other Numbers: 4541W5, 4541W6, 265950093, NFP
Compatibility And Fitment
Primarily Intended For Peugeot 307 CC. May Fit Other Peugeot 307 Variants Equipped With ESP/ABS When Matching Product Codes. Many Customers Search By Product Number (0265950093, 4541W5, 4541W6), So Verify Code Match Before Installation.
Function And What The Part Does
The Unit Controls The Anti‑Lock Braking System And The Electronic Stability Program. It Monitors Wheel Speed Sensors And Modulates Brake Pressure Via The Hydraulic Pump And Valve Block To Prevent Wheel Lock Up During Braking And To Improve Vehicle Stability In Slip Conditions. The Electronic Controller Interprets Sensor Signals And Operates The Pump And Solenoids As Required.
Replacement And Installation
General Replacement Steps (For Experienced Technicians And Competent DIYers):
- Park Vehicle Securely On A Level Surface And Isolate The Battery Before Starting Work.
- Record Existing Fault Codes And System Status With A Diagnostic Tool.
- Disconnect Electrical Connectors And Remove Any Retaining Brackets Or Covers.
- Carefully Disconnect Brake Lines From The Hydraulic Unit—Prepare To Catch Fluid And Avoid Contamination.
- Remove Old Unit And Install Replacement; Reconnect Brake Lines And Wiring Harness.
- Refill Brake Fluid And Perform A Thorough Brake Bleeding Procedure To Remove Air From The System.
- Use A Manufacturer‑Compatible Diagnostic Tool To Clear Codes, Run Brake Bleed Procedures, And Perform Any Required Coding/Matching Of The New Module To The Vehicle (e.g., PSA/Diagbox Or Equivalent).
Installation Recommendations
- Use Proper Tools And A Suitable Diagnostic Interface Capable Of Performing Module Coding And ESP Calibration.
- Inspect Electrical Connectors And Wiring For Corrosion Or Damage; Repair Or Replace As Needed.
- Replace Brake Fluid After Service And Follow The Manufacturer‑Recommended Bleeding Sequence.
- Protect The Unit From Moisture During Installation And Ensure Tight, Leak‑Free Brake Line Connections.
- Verify System Operation With A Road Test And Diagnostic Scan To Confirm No Active Faults Remain.
Why The Part Most Often Fails
Common Failure Causes Include Corrosion And Moisture Ingress Affecting The Hydraulic Block Or Electronics, Pump Motor Wear, Valve Or Solenoid Malfunctions, And Electrical Problems Such As Damaged Connectors Or Wiring Harness Issues. Heat Cycling And Age Can Also Degrade Internal Electronic Components Over Time.
Additional Notes
This Part Is Frequently Searched By Product Number, So Use The Codes Listed In The Technical Information To Match Fitment. Proper Coding And Bleeding Are Critical After Replacement To Restore Full ABS/ESP Functionality.
