Premium-quality oil filter housing designed for 1.6 HDi 16V diesel engines used in a wide range of Citroën and Peugeot models. The integrated oil-to-coolant heat exchanger helps regulate oil temperature, improving engine longevity and performance under varied driving conditions. This housing is commonly sought by mechanics and DIY enthusiasts under part numbers 1103N9 and 1103K2. Built to replace worn or leaking housings, it restores reliable oil flow and prevents coolant/oil cross-contamination when installed with new seals and correct procedures.

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model(s): Citroën Berlingo, Citroën C2, Citroën C3, Citroën C4, Citroën C4 Picasso, Citroën C5, Citroën Xsara Picasso, Peugeot 206, Peugeot 307, Peugeot 407, Peugeot Partner
• Product Codes: 1103N9, 1103K2
• Additional Numbers: N/A

Function And Benefits

• Provides a mounting point for the oil filter and directs engine oil through the integrated oil-to-coolant heat exchanger.
• Helps maintain optimal oil temperature during engine operation, reducing wear and improving efficiency.
• Replaces aged or damaged housings to stop external leaks and prevent internal coolant/oil contamination.

Common Failure Causes

• Gasket Or O-Ring Deterioration: Rubber seals harden or crack over time, causing external oil or coolant leaks.
• Plastic Or Metal Fatigue: Thermal cycling and vibration can crack the housing body, leading to leaks.
• Heat Exchanger Corrosion Or Blockage: Internal corrosion or clogging can allow oil and coolant to mix or reduce cooling efficiency.
• Improper Installation Or Over-Tightening: Can damage sealing surfaces and cause leaks shortly after replacement.

How To Replace (Overview)

• Allow The Engine To Cool Thoroughly Before Work.
• Drain Engine Oil And Coolant Into Suitable Containers.
• Remove Any Components Obstructing Access (Hoses, Wiring Brackets, Intake Parts).
• Unscrew The Housing Bolts, Remove Old Housing, Replace Seals/O-Rings And, If Applicable, Replace The Heat Exchanger.
• Refit The Housing With New Gaskets, Tighten Bolts To Manufacturer Torque Values, Refill Oil And Coolant.
• Bleed The Cooling System, Start The Engine And Check For Leaks; Replace Oil Filter And Monitor Fluids For Contamination.

Installation Recommendations

• Always Use New Gaskets And O-Rings When Installing The Housing.
• Replace The Engine Oil And Oil Filter After Installation; Contaminated Oil May Require A Full Oil And Filter Service.
• Ensure Cooling System Is Properly Bleed To Avoid Overheating; Inspect Hoses And Fasteners While Accessible.
• Use Appropriate Tools And A Torque Wrench To Avoid Damaging Threads Or Deforming The Housing.
• If You Detect Oil In The Coolant Or Vice Versa, Perform A Full Fluid Flush To Prevent Engine Damage.

Why Replace This Part Now

Leaks or mixing of oil and coolant can quickly lead to severe engine damage. Early replacement of a failing oil filter housing prevents contamination, maintains correct oil pressure and temperature, and avoids costly repairs. If you observe external leaks, white smoke, milky oil, unexplained coolant loss, or overheating, inspect the housing and associated seals immediately.

Order by Part Number (1103N9 / 1103K2) to ensure fast identification in workshop catalogs and e-commerce searches. Suitable for professional garages and experienced DIY mechanics performing engine maintenance on Citroën and Peugeot 1.6 HDi 16V vehicles.

High-quality replacement sensor designed for 1.6 e-HDi powertrains used across multiple Citroën and Peugeot models. Ideal for professional workshops and experienced DIY enthusiasts, this sensor uses OEM part references 9689058080 and 9689057280 to ensure correct fitment and reliable communication with the engine management system. A properly functioning sensor helps maintain engine performance, fuel efficiency and emissions control.

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: 1.6 e-HDi
• Product Codes: 9689058080, 9689057280
• Additional Numbers: 9689057280 | 9689058080

Fitment

Common applications include a range of Citroën and Peugeot models equipped with the 1.6 e-HDi engine, for example:

• Citroën Berlingo B9
• Citroën C4 II
• Citroën C4 Picasso
• DS4
• Peugeot 3008 I
• Peugeot 308
• Peugeot 5008 I
• Peugeot Partner Tepee

Installation Recommendation

• Disconnect the negative battery terminal before starting work to avoid electrical damage and erroneous fault codes.
• Locate the sensor following the vehicle’s workshop manual or OEM repair instructions. Ensure the engine is cool and access is safe.
• Disconnect the electrical connector and remove any retaining bolts or clips. Retain seals or O-rings and replace them if damaged.
• Install the new sensor, fit a new seal if required, tighten fasteners to the torque specified by the manufacturer and reconnect the electrical connector.
• Clear relevant fault codes and perform a live-data check with an OBD-II diagnostic tool to confirm proper operation after replacement.

Why The Part Fails Most Often

• Connector Corrosion Or Wiring Damage: Moisture and road salt can corrode pins or damage wiring, causing intermittent signals or open circuits.
• Contamination: Oil, dirt or soot ingress can affect sensor elements or seals, leading to incorrect readings.
• Heat And Vibration: Prolonged exposure to engine heat and vibration can degrade internal electronics or the housing.
• Mechanical Damage: Impact during maintenance or from debris can crack the sensor body or connector.
• Ageing: Over time sensor accuracy may drift, prompting fault codes or poor engine performance.

Diagnostics And Practical Tips

• Use an OBD-II scanner to read fault codes and monitor live sensor values before replacing the part to confirm failure.
• Compare live readings to known-good values from a service manual; intermittent faults can point to wiring/connectors rather than the sensor itself.
• Always replace damaged seals and ensure connectors are clean and secure to prevent premature failure of the new sensor.

Recommended For

Automechanics and competent DIYers who require an OEM-referenced sensor for reliable replacement on 1.6 e-HDi Citroën and Peugeot engines. Use in conjunction with proper diagnostic tools and repair documentation for best results.

This specific part is a vacuum control for the swirl valves tailored for 2.0 HDI and 2.2 HDI engines, specifically designed for Citroën C8 and Peugeot 807 models. By using this part, you can enhance fuel efficiency and overall engine performance. Its main function lies in regulating the airflow into the engine, which directly impacts the proper functioning of the throttle valve and optimizes combustion.

Technical Information:

• Manufacturer: PSA Citroën Peugeot
• Model: Citroën C8, Peugeot 807
• Product Codes: 9636281780, 036394
• Other Numbers: NFP (non-allocated billing items)

The product code 9636281780 is specifically designed for vehicles of the mentioned models and brands, ensuring smooth integration into your vehicle. This part is often sought after by mechanics and do-it-yourselfers for its essential role in the engine system. Installation of this part may require expertise; therefore, we recommend using a professional service for installation.

By performing regular maintenance and replacing this part as needed, you ensure your engine operates as efficiently as possible, with the correct amount of air flowing into the engine for optimal combustion. This part is crucial for keeping your car in top condition and should be replaced as soon as it shows signs of wear.

We offer only authentic, quality car parts that have undergone rigorous testing and inspection to meet our high standards. With this throttle valve vacuum control, you will receive a reliable part that helps keep your Citroën C8 or Peugeot 807 in optimal condition.

This replacement Oil Filter Housing is designed for the 1.0i 1KR engine found in first generation Citroën C1 and Peugeot 107 models. Supplied under code 1103N8, it provides a direct-fit solution for garages and DIY mechanics who need a reliable component to restore correct oil circulation and prevent leaks. The housing locates and seals the spin-on oil filter and routes engine oil; a faulty housing can lead to oil loss, contamination and engine damage if not addressed promptly.

Technical Information

• Manufacturer: Stellantis
• Model: Citroën C1 (First Generation), Peugeot 107 (First Generation)
• Product Codes: 1103N8
• Other Numbers: Not Specified

Installation Recommendations

Recommended for professional mechanics and experienced DIYers. Typical replacement procedure:

• Warm up engine slightly, then safely raise vehicle and secure on stands.
• Drain engine oil into a suitable container and remove the spin-on oil filter.
• Loosen and remove the bolts securing the oil filter housing; keep track of any studs or brackets.
• Remove the old housing and gasket/O-ring. Clean mating surfaces thoroughly to remove oil, dirt and old gasket material.
• Fit a new gasket/O-ring (always replace seals when fitting a new housing). Install the new housing and tighten bolts evenly to manufacturer torque specification (refer to the vehicle service manual).
• Refit a new oil filter, refill engine with the correct grade and quantity of oil, and run the engine to check for leaks. Recheck oil level after a short test drive.

Use correct tools and avoid overtightening bolts or the filter to prevent damage. Replace the oil filter and seals as part of the job to ensure a long-lasting repair.

Why This Part Typically Fails

• Seal Deterioration: O-rings and gaskets harden or compress over time, leading to oil leaks.
• Mechanical Damage During Filter Changes: Incorrect use of tools or excessive force can crack the housing or strip threads.
• Thermal And Ageing Stress: Repeated heat cycles and long service life can cause material fatigue and fractures.
• Corrosion And Contamination: Debris or sludge in the oil system can damage sealing surfaces or threads.

Common Symptoms: Visible oil leak at the housing, oil on engine components, drop in oil level, or oil pressure warning light. If any symptom appears, inspect and replace the housing and seals promptly to avoid engine damage.

Order this Oil Filter Housing (1103N8) for a reliable, direct-fit replacement for Citroën C1 and Peugeot 107 First Generation vehicles. Ideal for professional workshops and competent DIY repairs.

Over time, vacuum actuators can fail due to factors such as wear and tear, exposure to heat, and contamination from engine oil or coolant leaks. It is advisable to replace the actuator if you notice symptoms like poor acceleration or irregular engine idling. Regular maintenance checks can help identify the early signs of failure, ensuring a smoother driving experience.

Technical Information

• Manufacturer: PSA
• Model: Citroën C5, Peugeot 406, Peugeot 607
• Product Codes: 9636281780, 036387, 9634638580
• Additional Numbers: NFP

As a vital part of the vehicle’s air intake system, this vacuum actuator is prone to wear and tear over time due to constant use and exposure to engine heat. It is advisable to replace the actuator if you experience symptoms such as poor acceleration, fluctuating RPMs, or engine stalling. Regular maintenance and timely replacement of this part can significantly enhance your vehicle’s performance and longevity.

Technical Information

• Manufacturer: PSA
• Model: Citroën C5, Peugeot 406, Peugeot 607
• Product Codes: 9634638580, 036387
• Additional Numbers: 9636281780 NFP