Description
Valeo CL18 START-STOP alternator for Citroën Peugeot vehicles with 1.6 e-HDI engine. From a car with only 64,000 km.
This Valeo CL18 START-STOP alternator is a direct-fit used unit suitable for Citroën and Peugeot models equipped with the 1.6 e-HDI diesel engine and Start-Stop system. Designed for reliable charging under frequent start-stop duty, this alternator delivers stable voltage to the vehicle electrical system and supports battery charging while minimizing fuel consumption during engine stop phases. Commonly searched by part numbers, this unit is an economical choice for workshops and technically minded DIYers seeking a proven replacement for a failing alternator.
Key Features
Start-Stop Compatible: Engineered to handle high cycle counts associated with Start-Stop systems. Durable Construction: Valeo CL18 design with integrated regulator and rectifier. Direct Fitment: Matches mounting points and electrical connectors for the listed vehicles and part numbers. Used Unit Condition: Removed from a vehicle with 64,000 km, prepared for immediate installation.
Technical Information
- Manufacturer: Valeo
- Model: CL18 START-STOP
- Product Codes: 9675753680; 9675753680-02; 1625944380; 5705PA
- Additional Numbers: 5705PA
- Engine Compatibility: 1.6 e-HDI (Start-Stop)
Compatible Models (Examples)
Citroën C4, Citroën C4 Picasso, Peugeot 3008 I, Peugeot 308, Peugeot 5008 I — Typically vehicles equipped with 1.6 e-HDI engines and Start-Stop systems. Check vehicle electrics and connector layout before installation to confirm fitment.
Symptoms Of A Failing Alternator
Battery Warning Light On Dashboard, Dim Or Flickering Lights, Difficulty Starting, Electrical Accessories Malfunction, Battery Discharging Despite Driving, Unusual Bearing Or Whine Noises From The Alternator.
Why Alternators Fail
Alternators commonly fail due to worn brushes and slip rings, voltage regulator faults, diode/rectifier failures, bearing wear, or contamination and overheating. Start-Stop systems increase duty cycles and can accelerate wear on the regulator and brushes compared to non-Start-Stop units.
Replacement And Installation
General Replacement Steps: 1) Disconnect The Negative Battery Terminal Before Any Work. 2) Release And Remove The Drive Belt (Loosen Tensioner). 3) Disconnect Electrical Connectors And The Main Charging Cable From The Alternator. 4) Remove Mounting Bolts And Extract The Alternator. 5) Fit The Replacement Unit, Reinstall Mounting Bolts And Connectors, Refit The Drive Belt And Restore Battery Connection. 6) Start The Engine And Verify Charging Voltage (Typically Around 13.8–14.8 V With Engine Running).
Recommendations: Use Proper Tools And Follow Manufacturer Service Procedures. Inspect The Drive Belt, Tensioner, And Battery Condition When Replacing The Alternator. If You Are Uncertain, Have A Qualified Technician Perform The Replacement.
Expected Service Life
Service life Varies With Usage And Operating Conditions. Under Normal Conditions Alternators Often Last Well Over 100,000 Km, But Start-Stop Operation, Short Trips, Heavy Electrical Loads, Or Poor Battery Health Can Shorten Lifespan.
Installation Advice
Always Disconnect The Battery First To Avoid Short Circuits. Mark Or Note Belt Routing Before Removal. Ensure All Electrical Connections Are Clean And Tight. After Installation, Verify Charging System Performance With A Multimeter Or Diagnostic Tool And Check For Any Warning Lights Or Stored Fault Codes.
Why This Part Is Worth Choosing
This Valeo CL18 START-STOP alternator provides a cost-effective, OEM-compatible solution for Citroën and Peugeot vehicles with the 1.6 e-HDI engine. The included product codes make it easy to find the correct replacement, and the unit was removed from a low-mileage vehicle, offering good remaining service life for both professional garages and competent DIYers.
