Description
Injection Pump For 1.6 HDI Engines, BOSCH System, For CITROËN, PEUGEOT, Ford, Mazda, Volvo. From A Crashed Vehicle, Fully Functional.
Product Overview
This Bosch high-pressure injection pump (suitable for 1.6 HDi diesel engines) is a direct replacement option for a range of Stellantis and related models. It Carries Original Bosch References And Manufacturer Cross-Codes Frequently Searched By Mechanics And DIY Enthusiasts (Bosch 0445010102, OEM 9683703780). The Unit Was Removed From A Crash-At Vehicle But Is Described As Fully Functional And Offers A Cost-Effective Way To Restore Fuel Delivery And Engine Performance When The Original Pump Has Failed.
Compatibility
Common Vehicle Applications Include:
- Citroën Berlingo
- Citroën C2
- Citroën C3
- Citroën C4
- Citroën Xsara Picasso
- Peugeot 206
- Peugeot 207
- Peugeot 307
- Peugeot Partner
- Other Compatible Vehicles From Ford, Mazda And Volvo Using The 1.6 HDi Bosch System
Technical Information
- Manufacturer: Bosch
- Model: 1.6 HDi High-Pressure Injection Pump
- Product Codes: 0445010102, 9683703780
- Additional Numbers: 1920HT, 1921Q5
Why This Part Fails
High-Pressure Injection Pumps On 1.6 HDi Engines Typically Fail Due To Wear And Contamination. Common Causes Include Fuel Contaminants (Water, Dirt), Worn Plunger And Barrel Assemblies, Leaking Seals, And Internal Corrosion From Poor Fuel Quality Or Long-Term Use. Symptoms Include Hard Starting, Loss Of Power, Increased Smoke, Fuel Leaks Around The Pump, And Diagnostic Faults Related To Fuel Pressure.
Installation Recommendation
Recommended For Experienced Mechanics Or Competent DIYers With Diesel-Fuel-System Knowledge. General Replacement Steps:
- Relieve Fuel System Pressure And Remove Any Fuel System Fuses As Per Manufacturer Procedure.
- Disconnect Battery Before Starting Work.
- Label And Carefully Disconnect High-Pressure Fuel Lines, Low-Pressure Feed, Return Lines, And Electrical Connectors.
- Remove Any Engine Covers, Intake Ducting Or Components Blocking Access To The Pump.
- Unbolt The Pump From Its Flange And Transfer Any Required Brackets Or Drive Couplings To The Replacement Unit If Applicable.
- Refit New Pump, Reconnect Fuel Lines And Electrical Connectors, Prime The Fuel System, And Bleed Air Following The Vehicle Manufacturer Procedure.
- Start Engine And Check For Leaks, Proper Idle And Fuel Pressure. Road-Test To Confirm Normal Performance.
For Injection Pumps Replacement It Is Often Recommended To Verify Pump Timing And Calibration After Fitment. When Precision Calibration Is Required, Use Of A Professional Workshop Or Test Bench Is Advisable.
Most Common Workshop Tips
- Always Replace Diesel Fuel Filters Before Installing A Used Pump To Prevent Early Contamination.
- Use Clean Tools And Keep Connections Free Of Dirt To Avoid Introducing Debris Into The Fuel System.
- Inspect Associated Components (High-Pressure Lines, Injectors, Fuel Rail) For Damage Or Wear While The Pump Is Removed.
Why Choose This Unit
Buying A Genuine Bosch Unit With Known Cross-Numbers Can Save Diagnostic Time And Restore Engine Performance At Lower Cost Than A New OE Unit. The Supplied References (0445010102, 9683703780) Are Common Search Terms For Mechanics Looking For Direct-Fit Replacements For 1.6 HDi Applications.
Condition And Source
Used Unit Removed From A Crashed Vehicle; Described As Fully Functional. Mileage Recorded On Donor Vehicle Approximately 101000 Km According To The Seller Information.
Important Notes
Do Not Use This Listing As A Substitute For Verifying Fitment Against Vehicle Specifications. Ensure All Fasteners Are Torqued To Manufacturer Values And Follow Safety Procedures When Working On Diesel Fuel Systems.








