Description
Air Connection To The Turbocharger For 2.0 HDI RH02 Engines Of Citroën And Peugeot Vehicles
This intake pipe connects the turbocharger inlet/outlet on 2.0 HDi RH02 engines used in various Citroën and Peugeot models. Supplied under OE references, the part restores the correct air routing to the turbo system and helps maintain proper boost pressure and engine response. Ideal for professional workshops and experienced DIY enthusiasts looking for a direct-fit replacement for worn or damaged intake tubing.
Key Benefits
Direct OEM-Fit Design For Easy Replacement. Restores Proper Turbo Airflow And Boost Control. Resistant To Typical Underbonnet Stresses. Helps Eliminate Boost Leaks That Cause Poor Acceleration And Check Engine Faults.
How The Part Works And Why It Fails
The pipe provides a sealed passage for pressurised air between the turbocharger and the intercooler or connecting components. Over time the material can harden, crack or split due to heat cycles, oil contamination from the turbo, mechanical abrasion or repeated clamp stress. Failure Leads To Boost Loss, Reduced Power, Hissing Sounds Under Acceleration And Possible Diagnostic Fault Codes Related To Air Intake Or Boost Pressure.
Replacement Procedure
- Park Vehicle On Level Ground, Allow Engine To Cool.
- Remove Any Engine Covers Or Obstructing Components To Access The Pipe.
- Loosen And Remove Hose Clamps At Both Ends Of The Pipe; Carefully Detach From Turbocharger And Intercooler/Intake Connections.
- Inspect Mating Surfaces, Turbo Outlet And Intercooler Necks For Damage Or Excessive Oil Build-Up.
- Fit New Pipe In Correct Orientation, Ensure Full Seating On Both Necks And Align Any Mounting Tabs.
- Install Fresh Clamps And Tighten Securely; Ensure No Kinks Or Twists In The Hose.
- Start Engine, Check For Hissing Or Boost Leaks, And If Possible Verify Boost Pressure Under Load.
Installation Recommendations
- Work On A Cool Engine And Use Basic Workshop Tools; Replacement Is Often Straightforward For Experienced DIYers.
- Always Replace Hose Clamps With Good-Quality Worm-Drive Or T-Bolt Clamps To Ensure A Reliable Seal.
- Clean Mating Surfaces And Remove Excess Oil Or Soot To Ensure Proper Sealing.
- Inspect Turbocharger Outlet, Intercooler Piping And Nearby Vacuum Lines For Damage Or Oil Leaks—Address Root Causes To Prevent Recurrence.
- If The Pipe Shows Repeated Premature Failure, Check Turbo Seals And PCV/Oil Return Systems For Excessive Oil Contamination.
Most Common Failure Reasons
- Age-Related Material Degradation From Heat Cycles.
- Oil Contamination And Soot From Turbocharger Causing Softening/Swelling.
- Mechanical Damage During Service Or From Contact With Adjacent Components.
- Loose Or Corroded Clamps Allowing Small Leaks To Develop Into Larger Splits.
Technical Information
- Manufacturer: Stellantis (Citroën / Peugeot)
- Model: Citroën C4 Picasso; Citroen C5 X7; Citroën C8; Peugeot 3008 I; Peugeot 5008 I; Peugeot 807
- Product Codes: 9681942880; 0382NG
- Additional Numbers: Engine Code 2.0 HDi (RH02)
Compatibility And Notes
Designed For 2.0 HDi RH02 Applications Listed Above. Verify Visual Fitment Against The Old Part Number And Shape Before Installation. Replacing The Pipe Typically Solves Boost-Related Performance Issues When The Hose Is Cracked Or Collapsed.
Who Should Fit This Part
Suitable For Professional Mechanics And Confident DIY Enthusiasts With Basic Tools. If Access Is Restricted Or If There Are Signs Of Turbo Or Oil-System Faults, Professional Diagnosis And Repair Is Recommended.
