Over time, exhaust gas heat exchangers can fail due to corrosion or clogging from engine debris, leading to decreased performance and potential engine overheating. Routine inspections are recommended to catch any issues early, as neglect may result in more serious engine problems.

Replacing the heat exchanger is an essential maintenance procedure that can improve fuel efficiency and reduce emissions. For optimal performance, it is recommended to consider replacement every 60,000 to 100,000 miles, depending on vehicle usage and driving conditions.

Technical Information

• Manufacturer: VALEO
• Model: 2.0 HDI RHR
• Product Codes: 9645689780
• Additional Numbers: 161835

This Exhaust Gas Recirculation Pipe is crucial for maintaining the environmental compliance of your vehicle while also improving fuel economy. Regular wear and tear can cause this part to degrade over time due to exposure to high temperatures and corrosive gases. Symptoms of a failing EGR pipe can include rough idling, increased emissions, and a decrease in overall engine performance.

Replacing the EGR pipe is a straightforward process that typically involves disconnecting the old pipe, removing any mounting bolts, and installing the new unit before reattaching all connections. It is advisable to inspect this component regularly, especially if you notice any performance issues.

Technical Information

• Manufacturer: PSA
• Model: Citroën Peugeot 1.4 HDI
• Product Codes: 161845
• Additional Numbers: N/A

Over time, exhaust heat exchangers may fail due to wear and tear, typically caused by exposure to high temperatures and corrosive exhaust gases. Regular inspections are recommended, and replacement may be necessary if you notice any signs of leaks or decreased engine performance.

This particular model is compatible with several Citroën and Peugeot vehicles powered by the 2.0 HDI engine, making it a versatile option for automotive mechanics and DIY enthusiasts.

Technical Information

• Manufacturer: Valeo
• Model: 2.0 HDI
• Product Codes: 9627242880
• Additional Numbers: 1628KC

When replacing the heat exchanger, it is advisable to have a qualified mechanic perform the installation to ensure proper fit and function, contributing to the longevity and efficiency of your vehicle.

Commonly known by the product code 161864, the Exhaust Gas Diverter plays a crucial role in redirecting exhaust gases back into the intake system. This process helps to enhance fuel efficiency and reduce emissions, contributing to a cleaner environment.

Mechanics often recommend replacing the Exhaust Gas Diverter when symptoms such as increased smoke from the exhaust, reduced engine performance, or irregular idle are observed. It is advisable to conduct inspections regularly, especially if you notice changes in your vehicle’s exhaust emissions or performance.

Technical Information

• Manufacturer: PSA
• Model: Citroën / Peugeot
• Product Codes: 161864
• Other Numbers: Not specified

Compatible with a variety of popular models including Citroën C4, C4 Picasso, C5, Xsara Picasso, and Peugeot 307, 308, and 407, this exhaust gas cooler ensures optimal performance and reliability for these vehicles. Its role is vital in maintaining the proper functioning of the engine system by cooling the exhaust gases, which in turn helps reduce thermal stress and supports emission control systems.

This part should be replaced based on its condition, vehicle usage, and mileage. Frequent high mileage or harsh driving conditions may accelerate the wear of this cooler, impacting engine performance and emission levels if neglected.

Choose this high-quality replacement to maintain your vehicle’s efficiency and safety with an exceptional price-to-performance ratio. Each part meets rigorous quality standards and is compatible with original equipment manufacturer (OEM) codes, ensuring seamless integration with your Citroën or Peugeot vehicle.

Technical Information:

• Manufacturer: Citroën, Peugeot
• Model: Citroën C4, Citroën C4 Picasso, Citroën C5, Citroën Xsara Picasso, Peugeot 307, Peugeot 308, Peugeot 407
• Product Codes: 9646762280, 163815380, 161863
• Additional Numbers: Listed numbers are original OEM codes guaranteeing part compatibility with your vehicle.

Replacement Exhaust Gas Recirculation (EGR) pipe designed for 1.6 HDi engines used in Citroën and Peugeot vehicles. This component restores correct routing of exhaust gases into the EGR system, helping to reduce NOx emissions and maintain engine efficiency. Ideal for professional mechanics and DIY enthusiasts searching by part number 161861 or OEM references.

Benefits And Application

This EGR pipe is a direct-fit replacement for affected 1.6 HDi applications. Installing a sound EGR pipe eliminates exhaust leaks in the recirculation route, prevents loss of boost pressure, and reduces the risk of EGR-related fault codes and reduced engine performance. The part is commonly sought by technicians and owners under the product code 161861.

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: 1.6 HDi
• Product Codes: 161861 NFP
• Additional Numbers: No additional numbers provided

Compatibility

Typical fitment includes the following models with 1.6 HDi engines: Citroën Berlingo, Citroën C3 Picasso, Citroën C4, Citroën C4 Picasso, Citroën C5, Citroën Xsara Picasso, Peugeot 307, Peugeot 308, Peugeot 407, Peugeot Partner. Always confirm engine type and application prior to installation by checking the vehicle’s engine code and existing part arrangement.

How The Part Is Replaced

Basic replacement steps for experienced technicians:

• Allow the engine to cool. Disconnect the battery to prevent electrical faults during work.
• Remove any necessary undertrays, intake ducts or engine covers to access the EGR pipe and its mounting points.
• Loosen clamps and unbolt the pipe from the EGR valve, cooler and exhaust manifold connections. Take care with attached sensors or brackets.
• Replace all gaskets and seals with new OEM-quality items and fit the new pipe in the correct orientation.
• Tighten fasteners to the manufacturer’s specified torque where available, reconnect hoses and mounts, then reconnect the battery.
• Clear any stored fault codes and perform a test run to verify there are no leaks and that EGR system operation is normal.

Installation Recommendations

• Use new gaskets, seals and clamps when installing the pipe to prevent leaks.
• Inspect adjacent components such as the EGR valve, EGR cooler and intake tract for soot deposits or damage and clean or replace as necessary.
• Perform the work with the appropriate workshop tools; if in doubt about access or diagnostics use dealer-level or specialist PSA diagnostic equipment for final verification.
• Do not overtighten fasteners; follow manufacturer guidance to avoid warping or cracking flanges.

Why This Part Commonly Fails

• Soot And Carbon Build-Up: Diesel combustion produces soot that accumulates inside the EGR circuit, restricting flow and increasing backpressure which stresses the piping and connections.
• Corrosion And Condensation: Long-term exposure to exhaust gases and moisture can corrode metal pipes and cause perforation or weakened joints.
• Mechanical Stress And Vibration: Repeated thermal cycles and engine vibration can cause cracks at welds, bends or flange interfaces.
• Gasket And Seal Degradation: Old or damaged gaskets lead to exhaust leaks at connection points, causing poor EGR performance and possible fault codes.
• High Mileage Wear: Components in the EGR circuit typically begin to show issues after prolonged service, especially if the engine runs frequently in conditions that favor soot accumulation.

Replacing a damaged EGR pipe restores correct EGR flow and helps avoid secondary problems such as turbo lag, increased emissions, and engine management faults. Suitable for workshops and experienced DIYers familiar with diesel EGR systems and basic engine service procedures.

This exhaust gas cooler is compatible with various models of Citroën and Peugeot, identified by product codes 9640527680 and 869762Z. It is frequently found in the 2.0 HDI engine variants, which are known for their durability and efficiency.

When replacing the exhaust gas cooler, it is recommended to follow the manufacturer’s guidelines to ensure proper installation. Regular checks are advised, especially in vehicles that operate under heavy loads or frequent stop-and-go conditions, as these factors can lead to premature wear of the cooler.

Technical Information

• Manufacturer: Valeo
• Model: 2.0 HDI
• Product Codes: 9640527680
• Other Numbers: 869762Z

Installing this part can extend the lifespan of your engine and boost overall vehicle performance. Compatibility with Citroën and Peugeot models ensures the manifold fits perfectly without requiring additional modifications or specialized tools.

Technical Information:

Manufacturer: PSA Peugeot Citroën
Model: Compatible With 1.4 HDI And 1.6 HDI Models
Product Codes: 9674950180, 9803250080, 1618RP
Additional Numbers: These catalytic numbers correspond to specifications for vehicles with 1.4 and 1.6 HDI EURO 5 engines.

This exhaust gas manifold has been carefully removed and inspected to ensure good technical condition and functionality. It is ideal for professional mechanics and DIY enthusiasts seeking a reliable and cost-effective replacement part for their vehicle repairs.

Provide your vehicle with quality parts that extend its lifespan and enhance efficiency. Order now to get a premium exhaust gas manifold for Citroën and Peugeot, keeping your car in optimal condition.

This component functions as an exhaust gas coolant exchanger, which plays a crucial role in maintaining engine temperature and efficiency by cooling the exhaust gases before they enter the intake system. Regular replacement of the exhaust gas cooler is essential as it may degrade due to high thermal stress, leading to potential engine issues if not addressed.

Common models this part is compatible with include various Citroën and Peugeot vehicles equipped with the 1.4 HDI engine. To replace the exhaust gas cooler, simply follow the manufacturer’s guidelines for disassembly and reassembly, ensuring a proper fit and seal.

Technical Information

• Manufacturer: Citroën/Peugeot
• Model: 1.4 HDI
• Product Codes: 9651902380
• Additional Numbers: 161844