High-quality replacement gear wheel designed for the injection pump of 1.4 eHDI and 1.6 eHDI engines. This precision-toothed pulley ensures correct drive transfer and injection timing, improving reliability of the high-pressure pump drive. Ideal for professional workshops and competent DIY mechanics who service Citroën and Peugeot diesel engines. Commonly searched under part numbers 9683818280 and 193047, this component is suitable for a range of models and is manufactured to meet OEM fitment standards.

Technical Information

• Manufacturer: Stellantis / Citroën / Peugeot
• Model: 1.4 eHDI, 1.6 eHDI
• Product Codes: 9683818280
• Additional Numbers: 193047

Compatibility

Fits multiple Citroën and Peugeot models equipped with 1.4 eHDI or 1.6 eHDI engines, including:

• Citroën Berlingo B9
• Citroën C3 Picasso
• Citroën C4 II
• Citroën C4 Picasso
• Peugeot 308
• Peugeot Partner Tepee

Function And Purpose

The gear wheel transmits rotational drive to the injection pump, ensuring correct phasing of the high-pressure fuel injection system. Accurate tooth engagement is essential for precise injection timing, engine performance and emissions compliance. The component must maintain dimensional stability and tooth integrity under high loads and engine vibrations.

Replacement And Installation

Suitable for professional installation. Typical replacement steps used by experienced mechanics:

• Park the vehicle on a level surface and secure it. Follow all standard safety procedures and the vehicle manufacturer’s instructions.
• Remove any covers and accessory belts that obstruct access to the injection pump drive.
• Release belt tensioner and remove the timing/drive belt if required. Mark timing positions before disassembly to preserve pump timing.
• Remove the old gear wheel from the injection pump shaft. Inspect the pump shaft and keyway for wear or damage.
• Fit the new gear wheel ensuring correct alignment of timing marks. Reassemble components in reverse order and restore correct belt tension.
• After installation, rotate the engine by hand at least two turns and recheck timing marks and belt tension. Use specified torque values for fasteners per manufacturer data.

Recommendation: Replace the gear wheel during major drive or timing belt service or if visible wear or damaged teeth are detected. Always use proper tools and observe torque specifications. If uncertain about timing procedures, consult factory service literature or a qualified technician.

Common Failure Causes

• Tooth Wear Or Damage: Gradual wear, chipping or broken teeth due to age, debris or belt slippage.
• Incorrect Belt Tension: Excessive tension or a slipped belt increases stress on the gear teeth and can lead to premature failure.
• Contamination: Oil or coolant leaks can degrade mating surfaces and accelerate wear.
• Material Fatigue: Long service life and repeated loads can cause micro-cracks or deformation.
• Associated Component Failure: Worn timing belts, tensioners or pulleys increase load on the gear wheel and reduce service life.

Why Choose This Part

Purchase this injection pump gear wheel when you require precise fitment and reliable tooth geometry for 1.4 eHDI and 1.6 eHDI PSA engines. Using the correct part number (9683818280 / 193047) helps ensure compatibility and maintains injection timing integrity—critical for performance and fuel economy.

Installation Notes

Always follow the vehicle manufacturer’s service manual when performing removal and installation. Inspect adjacent components (belt, tensioner, seals) and replace as necessary to avoid repeat failures. Keep the work area clean to prevent contamination of the injection pump drive.

High-quality replacement crankshaft sprocket designed for PSA Group diesel engines (1.4 HDi and 1.6 HDi). This toothed pulley transmits the crankshaft rotation to the timing system and is a critical component for maintaining correct valve timing and engine operation. Ideal for professional workshops and experienced DIY mechanics looking for a reliable component with clear OEM cross-references.

Features And Benefits

• Direct Fit For Common PSA Engines: Engineered to match original geometry and tooth profile for smooth engagement with the timing belt.
• Reliable Timing Transmission: Ensures accurate transfer of crankshaft motion to camshafts and auxiliary timing components.
• Durability For Workshop Use: Built to withstand the loads and environmental conditions typical of HDi diesel engines.
• Easy To Find By Part Number: Frequently searched under part numbers 9810698080 and 0805E5.

Compatibility Examples

Commonly fitted to Citroën and Peugeot models equipped with 1.4 HDi and 1.6 HDi engines. Typical applications include small and compact models such as Citroën C3, Citroën C4, Citroën Berlingo and Peugeot 207, Peugeot 307, Peugeot Partner, among others. Always match the part number on the unit to ensure correct fitment.

Replacement Procedure (Summary For Professionals And DIY)

• Prepare The Vehicle: Park on a level surface, engage the handbrake and support the vehicle securely on stands if required. Remove any engine covers and ancillary components that block access to the timing area.
• Set Engine To TDC: Rotate the crankshaft to Top Dead Center (TDC) on cylinder 1 and lock the crankshaft and camshafts according to the service manual to preserve timing alignment.
• Release Timing Belt Tension: Loosen the timing belt tensioner and remove the timing belt to relieve load from the crankshaft sprocket.
• Remove Old Sprocket: Unfasten the crankshaft sprocket retaining bolt (observe manufacturer torque/locking procedures) and remove the pulley/sprocket from the crankshaft shaft keyway.
• Install New Sprocket: Fit the new sprocket onto the crankshaft keyway, ensuring correct orientation and full seating. Tighten the retaining bolt to the Manufacturer’S Specified Torque.
• Reassemble And Verify Timing: Refit the timing belt, set correct tension, rotate the engine by hand for two full revolutions and recheck timing marks and clearances before final assembly.

Service Interval And When To Replace

This sprocket is a wear item that is typically inspected or replaced during timing belt service. Many service schedules coincide with timing belt replacement intervals; depending on vehicle use and manufacturer recommendations, this can be in the region of 100,000–120,000 km or every 5–7 years. Replace the sprocket immediately if teeth show wear, deformation, or damage, or if there is play on the crankshaft keyway.

Why This Part Commonly Fails

• Tooth Wear And Rounding: Prolonged use and belt tension can wear the tooth profile, causing timing belt slip or accelerated belt wear.
• Corrosion And Contamination: Oil leakage or road contaminants accelerate deterioration and can cause seizure or uneven wear.
• Keyway Damage Or Sheared Key: Improper installation, high loads, or fatigue can damage the crankshaft key or cause the key to shear, resulting in timing misalignment.
• Tensioner Or Belt Failure: A failed tensioner or degraded belt increases loads on the sprocket and shortens its life.

Installation Recommendations

• Always Replace Associated Components: When replacing the crankshaft sprocket, it is recommended to replace the timing belt, tensioner, and idler pulleys at the same time to avoid premature failure of the new sprocket.
• Use Proper Tools And Procedures: Lock the engine timing positions, use the correct torque settings and follow the manufacturer’S removal/installation steps.
• Inspect For Oil Leaks: Address any front main seal or camshaft seal leaks before reassembly to prevent contamination of the new sprocket and timing belt.
• Final Check: After reassembly, rotate the engine by hand to ensure smooth operation and correct timing mark alignment before starting the engine.

Technical Information

• Manufacturer: Stellantis (Citroën/Peugeot OEM)
• Model: 1.4 HDi, 1.6 HDi
• Product Codes: 9810698080, 0805E5
• Other Numbers: 80500000

Part Numbers And Clear Cross-References Make This Unit Easy To Locate By Code. The Item Is Intended For Use By Professional Technicians And Experienced DIY Enthusiasts Familiar With Timing System Procedures.

This camshaft pulley is a direct-fit replacement for Citroën and Peugeot diesel engines in the 1.4 HDi and 1.6 HDi family. Designed to interface with the timing belt and camshaft drive, the pulley restores precise valve timing and helps eliminate noise and vibration caused by worn or failing pulleys. Ideal for professional workshops and competent DIY mechanics, the unit is often searched for by its OEM numbers 9640473280, 9657477580 or reference 0805H2 — making it easy to find and order for scheduled maintenance or urgent repairs.

Technical Information

• Manufacturer: Stellantis / Citroén / Peugeot
• Model: 1.4 HDi And 1.6 HDi Engines (Examples Of Compatible Vehicles: Citroën C3, C4, Berlingo; Peugeot 206, 207, 307, 308, Partner)
• Product Codes: 9640473280, 9657477580, 0805H2
• Additional Numbers: (0805.H2), OEM Cross Reference Numbers As Listed Above

Function And Importance

The camshaft pulley transfers rotational drive from the timing belt to the camshaft, ensuring accurate valve timing. Proper operation is critical for engine performance, fuel economy and emissions. A faulty pulley can cause timing irregularities, leading to rough running, misfires or, in worst cases, engine damage if timing is severely compromised.

When And Why It Fails

Camshaft pulleys typically fail due to bearing wear, contamination from oil or debris, corrosion, or damage to the pulley face (where the belt runs). Symptoms include unusual rattling or whining from the timing cover area, uneven idling, loss of power or visible signs of belt misalignment. Failure is most commonly detected during timing belt service or when related components such as tensioners or belts have reached the end of their service life.

Recommended Replacement Interval

Replacement Is Commonly Performed During Timing Belt Or Timing Component Service. Typical Replacement Intervals Follow The Vehicle Manufacturer’s Schedule, Often In The Range Of 60,000–160,000 Km Depending On Model And Service Conditions. Replace The Pulley Immediately If Bearing Play, Noise Or Visible Damage Is Found.

Installation Recommendations

• Carry Out Replacement With Engine Cold And Follow Safe Lifting And Support Procedures.
• Remove Timing Belt Cover, Loosen Tensioner And Remove Timing Belt Before Removing The Pulley.
• Check Camshaft And Crankshaft Timing Marks, Replace Tensioner And Belt If Showing Wear, And Refit New Pulley With Correct Alignment.
• Always Use Manufacturer Torque Specifications For Fasteners And Confirm Valve Timing After Assembly.
• Inspect Surrounding Components (Tensioner, Idlers, Belt) And Replace As A Kit Where Possible To Prevent Repeat Failures.

Most Common Failure Causes

• Bearing Wear Or Seizure Due To Age, High Mileage Or Oil Contamination.
• Damage From Misaligned Or Worn Timing Belt Causing Uneven Load On Pulley.
• Corrosion Or Physical Damage From Impact Or Debris.
• Failure Of Associated Components (Tensioner/Idler) Leading To Excessive Stress.

Choose This Camshaft Pulley When You Need A Reliable, OEM-Referenced Replacement For 1.4 HDi And 1.6 HDi Engines. Ordering By The Provided Part Numbers (9640473280, 9657477580, 0805H2) Makes Identification Quick For Both Garages And DIY Enthusiasts.

Over time, tensioner pulleys can wear out due to constant friction and heat, leading to decreased efficiency and potential engine failure. Regular inspection and replacement of the tensioner pulley is recommended to avoid unnecessary repairs.

Installation of the Tensioner Pulley involves removing the belt, loosening the mounting bolts, and replacing the old unit with the new one. It is advisable to consult the vehicle’s repair manual for specific instructions and torque specifications.

Technical Information

• Manufacturer: OEM
• Model: 2.0 HDI Citroën and Peugeot
• Product Codes: 9805244980, 1611426480
• Other Numbers: 1611426480, 9805244980

High-quality injection pump gear designed for 1.4 HDI and 1.6 HDI diesel engines used in Citroën and Peugeot models. This replacement gear restores precise rotary drive to the fuel injection pump, ensuring correct fuel timing and stable engine performance. Supplied to match original equipment dimensions and fitment, it is a common spare part referenced by OE numbers and aftermarket codes for fast identification by technicians and DIY enthusiasts.

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: 1.4 HDI, 1.6 HDI
• Product Codes: 9636947780, 193040
• Additional Numbers: 193040 | 9636947780

Fitment

Compatible with a range of Citroën and Peugeot models fitted with 1.4 HDI and 1.6 HDI engines, for example:

• Citroën Berlingo
• Citroën C2
• Citroën C3
• Citroën C4
• Peugeot 206
• Peugeot 207
• Peugeot Partner

Function

The injection pump gear transfers drive from the engine timing system to the high-pressure fuel injection pump. It ensures the pump shaft rotates in precise phase with the engine crankshaft, maintaining correct injection timing for efficient combustion, smooth idling and proper power delivery.

Replacement Guide

Typical replacement steps for professionals and experienced DIY mechanics:

• Prepare the vehicle: secure the car, disconnect any necessary components to access the injection pump area and relieve fuel system pressure according to workshop procedures.
• Set engine to Top Dead Center (TDC) on cylinder 1 and mark timing reference points on the crankshaft and pump gear.
• Loosen and remove the old gear from the pump shaft, inspect shaft and keyway for wear or damage.
• Install the new gear aligning timing marks precisely; tighten to the manufacturer’s specified torque where applicable.
• Reassemble timing components, verify belt/chain tension and rotate the engine by hand at least two full revolutions to confirm correct timing and no interference.
• Prime the fuel system, start the engine and check for leaks and correct idle. Road test to confirm restored performance.

Installation Recommendations

• Follow the vehicle manufacturer’s service manual for timing and torque specifications.
• Use proper timing alignment tools and, if applicable, replace related wear items (timing belt, tensioner, seals) while the system is accessible.
• Inspect the injection pump shaft and keyway; replace or repair any damaged components before fitting the new gear.
• Prime and bleed the fuel system carefully to avoid air ingress into the injection pump and high-pressure circuit.
• If unsure about timing or alignment, have the work performed by a qualified technician with appropriate tools and experience.

Most Common Failure Causes

Failure of the injection pump gear is typically caused by mechanical wear, tooth damage or incorrect installation. Common triggers include:

• Torque or shear forces from timing belt jump or sudden engine load changes that damage gear teeth.
• Wear from long-term operation, contamination or insufficient lubrication at the pump interface.
• Corrosion or material fatigue in older components.
• Improper installation or incorrect alignment leading to accelerated wear or slippage.

Replacing a worn or damaged gear restores accurate injection timing and can prevent secondary damage to the pump and engine. When replacing this part, always verify surrounding components and follow correct timing procedures to ensure a lasting repair.

Regular wear and tear can lead to pulley failure, so it’s important to replace it as needed to avoid fuel system issues. Symptoms of a failing pulley might include unusual noises from the engine or a decrease in fuel efficiency.

Installation of the Fuel Pump Pulley is straightforward for those with mechanical experience. Typically, it requires basic tools and can be completed in your home garage. Ensure to follow manufacturer specifications for torque settings during installation to maintain optimal functionality.

Technical Information

• Manufacturer: PSA
• Model: Citroën, Peugeot
• Product Codes: 193042
• Other Numbers: Not specified

This part serves a crucial function by supporting the timing belt, which is vital for syncing the engine’s crankshaft and camshaft movements. A faulty sliding block can lead to misalignment, causing the timing belt to wear out prematurely, and may even damage the engine over time.

Replacing the sliding block periodically is recommended to maintain the integrity of the timing belt system. Signs of wear, such as unusual noises or performance issues, may indicate that it’s time for a replacement.

Technical Information

• Manufacturer: PSA Group
• Model: 1.6 HDI
• Product Codes: 9642511280
• Additional Numbers: 084920

This particular pulley, with product code 9636553880, features 22 teeth, a width of 35.27 mm, and an outer diameter of 100.4 mm, making it a reliable replacement part for ensuring optimal engine performance. The inner diameter is 29.9 mm, and its weight is 0.62 kg. It is advisable to keep an eye on the condition of the pulley, as it can wear out over time due to the constant tension and movement during operation.

Regular inspection and replacement of this component can help prevent more significant engine issues and maintain efficient operation of the vehicle. The installation of this pulley should be performed by a qualified mechanic or someone with automotive repair experience to ensure proper fit and functionality.

Technical Information

• Manufacturer: PSA
• Model: Citroën, Peugeot 1.4 HDI, 1.6 HDI
• Product Codes: 9636553880, 9810698080
• Other Numbers: 0805E5

Product Overview

This camshaft sprocket (cam gear) is an OEM-design replacement part intended for 1.6 HDi / 1.6 e-HDi diesel engines fitted to Citroën and Peugeot models. It is an essential component of the timing drive, transferring rotation from the timing belt to the camshaft to ensure precise valve timing. The part is commonly searched by original part numbers, making it easy for professional technicians and DIY enthusiasts to find and order.

Key Benefits

• Direct fit for specified 1.6 HDi / 1.6 e-HDi engines — simplifies installation and reduces downtime.
• Exact tooth profile for reliable timing belt engagement and minimal slack or noise.
• Suitable For Workshops And Experienced DIY Mechanics — ideal when replacing timing components or servicing the timing belt system.

How It Works And When To Replace

The camshaft sprocket mounts on the camshaft and engages the timing belt, converting the belt’s linear motion into camshaft rotation. Proper function is critical for valve timing, engine performance, fuel economy and emissions. Replace the sprocket when worn teeth, corrosion, damaged mounting surfaces or excessive play are observed. It is good practice to inspect or replace the sprocket whenever the timing belt, tensioner or idlers are serviced.

Installation Guidance

Replacement Requires Accurate Timing Alignment. General steps: disconnect the battery; secure the engine at the correct timing position (follow manufacturer procedure); remove timing covers; mark timing positions; loosen and remove the timing belt; remove the old sprocket and fit the new unit; reassemble ensuring timing marks remain aligned; fit a new belt, tensioner and idlers as recommended; torque fasteners to manufacturer specifications and verify timing before running the engine. Use proper tools (timing lock tools, torque wrench) and follow the service manual for torque values and sequence.

Technical Information

• Manufacturer: Stellantis / Citroën / Peugeot
• Model: 1.6 HDi / 1.6 e-HDi Engines (DV6 Family Applications)
• Product Codes: 9657477580, 0805H2
• Other Numbers: 0805H2, 9657477580

Recommended Maintenance

Inspect The Sprocket During Every Timing System Service. Timing belt replacement intervals vary by model and engine variant; consult the vehicle’s maintenance schedule. When in doubt, replace the belt, tensioner and idlers together with any worn sprockets to avoid secondary damage. Always follow manufacturer procedures and torque specifications for assembly.

Why This Part Commonly Fails

• Wear And Tooth Degradation — long service life, contaminated oil or abrasive particles can accelerate wear.
• Corrosion Or Seizing — exposure to oil leaks or coolant can promote corrosion at the mounting bore or fasteners.
• Misalignment Or Worn Belt Components — a worn tensioner or idler may cause uneven loading and premature sprocket wear.
• Improper Installation — incorrect timing alignment or improper torque on the camshaft fastener can lead to failures.

Typical Vehicle Applications (Examples)

Commonly Used On Various Citroën And Peugeot Models Equipped With 1.6 HDi / 1.6 e-HDi Engines, For Example: Citroën C2, C3, C4, C5, Berlingo; Peugeot 206, 207, 307, 308, Partner. Compatibility Depends On Engine Variant And Production Date — Verify With The Part Numbers Above.

Final Notes

This part is most often found and ordered by its product codes 9657477580 and 0805H2. Fitment and proper installation directly affect engine timing and performance — if replacing the sprocket, consider simultaneous replacement of the timing belt system components to ensure long-term reliability.