This high-quality engine cover is designed for 1.6 16V HDi engines (55, 66, 80 kW) used across Citroën and Peugeot models. It protects the top of the engine from dirt and debris, improves under-bonnet appearance and can reduce noise. The cover is a direct-fit replacement for original equipment part numbers commonly referenced by mechanics and DIY enthusiasts, making it easy to locate and order by code.

Fitment And Compatible Vehicles

Fits 1.6 HDi 16V engines (55 / 66 / 80 kW) in the following vehicle families (ensure engine specification matches):

• Citroën Berlingo
• Citroën C4
• Citroën C4 Picasso
• Citroën C5
• Citroën Xsara Picasso
• Peugeot 207
• Peugeot 307
• Peugeot 407
• Peugeot Partner

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: Engine Cover For 1.6 16V HDi Engines (55, 66, 80 kW)
• Product Codes: 9659999880, 9684889380, 9684889480, 0137E5
• Additional Numbers: 968489480, 13700000

How The Part Is Replaced

• Allow Engine To Cool Before Work; Hot Components Can Cause Burns.
• Remove Any Fasteners: Typically Plastic Clips, Push Rivets Or A Few Bolts Securing The Cover.
• Carefully Lift The Cover Off The Engine, Paying Attention To Rubber Mounts And Grommets.
• Inspect Mounting Points, Clips And Surrounding Components For Damage Or Oil Contamination.
• Fit The Replacement Cover, Ensuring Rubber Mounts Are Seated Correctly And Fasteners Are Replaced Or Reused Where Intact.

Installation Recommendations

• Perform Installation On A Cool Engine And Work On A Level Surface.
• Replace Any Broken Clips Or Worn Rubber Mounts To Avoid Vibration And Rattling.
• Clean Surrounding Areas Before Reassembly—Oil Or Dirt On Mounts Accelerates Wear.
• Use OEM-Equivalent Fasteners Where Possible; Do Not Over-Tighten Plastic Clips Or Bolts.
• Check For Underlying Issues (Oil Leaks, Loose Hoses) That May Have Caused Cover Deterioration.

Why The Part Most Commonly Fails

The engine cover is a non-structural plastic component but is exposed to heat cycles, oil contamination and mechanical stress. Common failure modes include:

• Cracked Or Brittle Plastic Caused By Long-Term Heat Exposure And Age.
• Damaged Or Missing Mounting Grommets And Clips Resulting From Vibration And Repeated Removal.
• Degradation From Engine Oil Leaks Or Chemical Exposure That Swells Or Weakens The Material.
• Impact Damage From Road Debris Or Improper Handling During Maintenance.

Practical Tips For Mechanics And DIYers

• When Ordering, Use The Product Code(s) 9659999880 / 9684889380 / 9684889480 / 0137E5 To Ensure Fast Identification.
• Inspect Clips And Grommets At Every Service Interval; Replacing Small Fixings Early Prevents Larger Damage.
• Keep A Small Stock Of Common Fasteners And Rubber Mounts In The Workshop To Speed Repairs.
• If The Cover Shows Evidence Of Oil Contamination, Find And Repair The Leak Source To Prevent Repeat Failures.

By choosing the correct engine cover and following proper installation steps, you restore the engine bay’s appearance while preventing noise and protecting critical components from debris. Ideal for professional garages and competent DIY technicians who require a reliable, direct-fit replacement for 1.6 HDi engines.

This original-style engine cover is designed for the 1.6 16V HDi diesel engines used across a wide range of Citroën and Peugeot models. It protects the top of the engine from dirt and debris, helps reduce engine bay noise, and gives a clean, factory-fitted appearance. The cover fits engines rated 55, 66 and 80 kW and is suitable for both professional workshops and experienced DIY mechanics who perform routine maintenance or component replacement.

Description

The engine cover provides mechanical protection to the intake area, fuel rail region and other vulnerable components while improving acoustic insulation. It is an easy-to-replace exterior trim part that restores the engine bay’s original look after service work. Compatible with many common models from Citroën and Peugeot, this cover is often sought by mechanics by OE reference numbers when ordering spare parts.

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: Citroën Berlingo, Citroën C3, Citroën C3 Picasso, Citroën C4, Citroën C4 Picasso, Citroën C5, Citroën Xsara Picasso; Peugeot 206, Peugeot 207, Peugeot 307, Peugeot 308, Peugeot 407
• Product Codes: 9659999880, 9684889380, 9684889480, 0137E5
• Additional Numbers: 13700000

Compatibility And Fitment Notes

Fits 1.6 16V HDi engines with power outputs of 55 kW, 66 kW and 80 kW as fitted in multiple Citroën and Peugeot models listed above. When ordering, use the OE reference numbers to ensure correct part selection. The cover is a non-serviceable trim part — replace if cracked, warped or if mounting tabs are broken.

Installation Recommendations

Installation is straightforward for a trained mechanic: allow the engine to cool, remove fasteners (clips or screws) securing the old cover, lift it clear and check mounting points and surrounding components for damage or oil leaks. Fit the new cover, align the mounting tabs and secure using the original fasteners. Replace any broken clips or studs to ensure a firm fit. Tighten screws to the vehicle manufacturer’s torque settings where applicable. Inspect for oil leaks or loose hoses before refitting. Routine check after first road test is recommended to confirm secure fitment.

Reason For Most Common Failures

Engine covers rarely fail from wear, but common causes of damage include impact from tools during service, cracking due to long-term heat exposure, broken plastic mounting tabs, and contamination from oil leaks or spilled fluids that can degrade mounting areas. Replacing a damaged cover restores protection and reduces noise while preventing small debris from entering sensitive engine-top components.

Why Choose This Part

Mechanics and DIY enthusiasts value this cover for its direct fit to the 1.6 HDi engine family and for being identifiable by OE numbers — speeding up procurement and minimizing downtime. It restores the factory appearance of the engine bay and provides the same protective and acoustic functions as the original unit.