This fuel filter housing is designed for 2.0 HDi diesel engines used in a range of Citroën and Peugeot models. It secures the fuel filter element, provides three outlet connections for fuel lines and return circuits, and ensures a sealed interface between the filter cartridge and the vehicle fuel system. The housing is often searched by its product codes and OE numbers, so listing these identifiers helps you find the exact replacement quickly.

Application And Compatibility

Suitable For Vehicles Including: Citroën Berlingo, Citroën C5, Citroën C8, Peugeot 206, Peugeot 307, Peugeot 406, Peugeot 607, Peugeot 807, Peugeot Partner. Compatible With 2.0 HDi Diesel Engine Variants Used Across The Citroën/Peugeot Range.

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: 2.0 HDi Fuel Filter Housing — 3 Outlets
• Product Codes: 9642105180, 9638780280
• Other Numbers: 190165, 190431

Function And Benefits

The Housing Holds The Fuel Filter Element In Place, Maintains A Pressurized/Sealed Connection To The Fuel Lines And Prevents Leaks. A Correctly Sealed Housing Protects The Fuel System From Air Ingress And Water Contamination, Supporting Reliable Cold Starts And Stable Engine Performance. Durable Construction Minimizes Fuel Leaks And Ensures Proper Alignment Of Connected Pipes And Sensors.

How Replacement Is Done

Basic Replacement Steps For Experienced Mechanics Or Competent DIYers:

• Park Vehicle On A Level Surface And Work With The Engine Cold.
• Relieve Fuel System Pressure And Isolate The Electrical System If Required For Safety.
• Disconnect Fuel Lines From The Housing (Use Proper Tools To Avoid Damaging Quick‑Connect Fittings).
• Remove The Old Housing And Replace Any Associated Seals Or O‑Rings; Always Use New Seals To Ensure Leak‑Free Installation.
• Install The New Housing, Reconnect Fuel Lines, And Secure Clips/Fasteners To Correct Torque Where Applicable.
• Prime The Fuel System According To Manufacturer Procedure (Manual Primer, Electric Pump Or Ignition Cycles) To Eliminate Air And Ensure Proper Fuel Delivery.
• Check For Leaks With The Engine Running And Reinspect After A Short Road Test.

Installation Recommendations

• Use New Sealing Rings And Clamps When Replacing The Housing.
• Inspect Associated Hoses And Clips For Wear; Replace Any Damaged Components.
• Follow Proper Bleeding/Priming Procedure To Avoid Air Locks That Cause Hard Starting Or Stalling.
• Keep Work Area Clean To Prevent Dirt From Entering The Fuel System During Replacement.

Most Common Failure Reasons

• Age And Vibration Leading To Cracks Or Fractures In The Housing.
• Degraded Or Hardened O‑Rings And Seals Causing Fuel Leaks.
• Corrosion From Water Contamination Or Aggressive Fuel Additives.
• Damage During Previous Service (Improper Removal/Installation Of Quick‑Connect Fittings).
• Internal Clogging Of The Filter Element Causing Excessive Stress On The Housing Seals.

Part Numbers Are Frequently Used As Search Terms: 9642105180, 9638780280, 190165, 190431 — Use These Identifiers To Locate The Correct Replacement Quickly.

Professional Replacement Fuel Filter Housing Suitable For Workshop Use And DIY Repairs. This fuel filter housing is designed as a direct replacement for vehicles equipped with 2.0 and 2.2 HDi diesel engines. Frequently searched by OE numbers, the housing secures the filter element and routes inlet and outlet lines while maintaining correct fuel flow to the low‑pressure and high‑pressure circuits. Clear OE references in the listing make it easy for mechanics and independent technicians to find the right part quickly.

Function And Application

The housing holds the fuel filter cartridge and provides connections for fuel supply, return and drainage. Proper sealing and integrity of the housing are essential to prevent air ingress, fuel leaks and contamination of the high‑pressure common rail system. This unit is used on a range of Citroën and Peugeot models fitted with 2.0 and 2.2 HDi engines and is commonly replaced together with the filter element during fuel system servicing.

How Replacement Is Performed

Replacement Should Be Performed By A Trained Technician Or An Experienced DIY Mechanic Following Standard Safety Procedures. Typical steps include:

• Depressurize The Fuel System And Relieve Fuel Pressure According To Manufacturer Recommendations.
• Disconnect The Battery To Reduce Risk Of Sparks While Working On The Fuel System.
• Remove Any Engine Covers Or Brackets Blocking Access To The Filter Housing.
• Disconnect Fuel Lines And Electrical Connectors, Catching Fuel To Avoid Spills.
• Remove The Old Housing, Replace Seals And O‑Rings, Fit New Housing And Reconnect Lines.
• Prime The Fuel System Following Replacement (manual pump/ignition cycles or diagnostic tool) And Check For Leaks And Proper Engine Start‑Up.

Installation Recommendations

• Use New O‑Rings And Seals When Installing The Housing To Ensure Leak‑Free Operation.
• Always Clean Surrounding Area Before Opening The Fuel System To Prevent Contamination.
• Tighten Fasteners To Manufacturer Specifications Where Available; Avoid Over‑Tightening Plastic Components.
• Prime The System Carefully To Remove Air; If Necessary, Use Service Equipment To Assist Bleeding.
• Inspect Fuel Lines And Clamps For Wear Or Damage And Replace If Required.

Why This Part Fails Most Often

Common Causes Of Failure Include Age‑Related Degradation Of The Plastic Housing, Stress From Heat And Vibration, Damaged Or Hardened Seals, And Contamination From Dirty Or Water‑Contaminated Fuel. Cracks Or Leaks Around Hose Connections And Failed Seals Are The Most Frequent Reasons For Replacement, Often discovered during routine filter changes or when the vehicle shows fuel pressure loss, rough idle, or visible leaks.

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: Vehicles With 2.0 And 2.2 HDi Engines (Various Citroën And Peugeot Models)
• Product Codes: 9642105180, 9638780280
• Other Numbers: 190162, 190430

Keywords For Search Optimisation: Fuel Filter Housing, HDi Fuel Housing, Citroën Fuel Filter Housing, Peugeot Fuel Filter Housing, 9642105180, 9638780280, 190162, 190430.