Description
Vacuum Pump BOSCH For 1.6 HDI 16V Engines Of Citroën And Peugeot Vehicles.
This Bosch vacuum pump is designed for the 1.6 HDi 16V diesel engines used in a range of Citroën and Peugeot models. The pump supplies the necessary vacuum for the brake servo and other vacuum-operated components, restoring correct brake assistance and reliable operation of vacuum-controlled actuators. Technically robust and direct-fit for many PSA applications, the unit is often identified and ordered by its product codes—searching by part number is a common and efficient way to confirm compatibility.
Key Benefits
– Restores Full Brake Booster Assist: Ensures a firm, responsive brake pedal and safe braking performance.
– Direct Fit For Many 1.6 HDi Applications: Designed to match OEM mounting points and vacuum connections.
– Quality Bosch Manufacturing: Durable construction aimed at long service life when installed correctly.
Technical Information
- Manufacturer: Bosch
- Model: Vehicles With 1.6 HDi 16V Engines (Citroën And Peugeot) — e.g. Citroën C3, C4, Berlingo; Peugeot 207, 307, Partner
- Product Codes: 9653898080, 965390680
- Other Numbers: 456570, 96417772
Function And Typical Symptoms Of Failure
The vacuum pump generates the vacuum required by the brake servo and additional vacuum-operated systems. When the pump degrades or leaks, drivers may notice a harder or spongy brake pedal, reduced brake assist, longer stopping distances, or vacuum-related error codes. External oil leakage around the pump or vacuum hoses, and audible whine from the pump area at idle, are common indicators of wear or seal failure.
Common Causes Of Failure
– Internal Seal Or Shaft Wear Resulting In Loss Of Vacuum
– Oil Contamination Or Carbon Build-Up Affecting Internal Components
– Mechanical Wear From High Mileage Or Insufficient Maintenance
– Damaged Vacuum Hoses Or Check Valves Leading To Overload Of The Pump
Installation Recommendations
– Disconnect The Battery Before Starting Work To Prevent Electrical Damage.
– Remove Any Intake Or Engine Covers Necessary To Access The Pump; Disconnect Vacuum Hoses And Oil Feed/Return Lines Carefully.
– Replace Gaskets/Seals And Any Worn Hoses During Installation To Prevent Immediate Re-Failure.
– Tighten Mounting Bolts To Manufacturer Torque Specifications And Reconnect Vacuum Hoses Securely.
– After Installation, Verify Vacuum Supply To The Brake Servo And Check For Leaks With Engine Running.
– If Uncertain, Have Final Checks Performed With Proper Diagnostic Tools; Ensure No Related Fault Codes Remain.
Why Mechanics And DIYers Choose This Part
Part numbers listed above match common PSA references, making this pump straightforward to order and fit for routine engine repairs. Replacement restores brake feel and vehicle safety quickly, and replacing worn vacuum components along with the pump reduces the chance of repeat failures.
Notes On Identification
This pump is commonly searched for by its product codes 9653898080, 965390680, 456570, and 96417772. Confirm fitment for your vehicle by matching the part number to the unit being replaced or to repair documentation for the 1.6 HDi 16V engine.
