Description
Fuel rail for engines – injector supply rail 1.4 HDi 16V 8HY for Citroën and Peugeot vehicles.
This fuel rail is a direct-fit supply ramp designed for the 1.4 HDi 16V (engine code 8HY) diesel engines used in selected Citroën and Peugeot models. Commonly searched by OE numbers, the part is ideal for professional workshops and DIY enthusiasts who need a reliable replacement rail that restores correct fuel distribution to the injectors. The robust construction ensures stable fuel pressure at the injector inlet and simplifies installation when replacing a worn or leaking rail.
Technical Information
- Manufacturer: Stellantis (Citroën / Peugeot)
- Model: Citroën C3; Peugeot 1007 (1.4 HDi 16V, Engine Code 8HY)
- Product Codes: 9642095280, 9653073880, 1570G2, 1570E5
- Other Numbers: 157000000, 1570G2, 9642095280, 9653073880
Compatibility And Fitment
Designed for vehicles equipped with the 1.4 HDi 16V (8HY) diesel engine. Frequently fitted to Citroën C3 and Peugeot 1007 applications. Always verify engine code and part number against the vehicle’s records before installation to ensure correct fitment.
Installation Recommendations
- Relieve fuel system pressure before starting the job and disconnect the battery to avoid sparks.
- Remove any engine covers and disconnect electrical connectors from injectors and associated sensors.
- Carefully disconnect fuel feed and return lines. Prepare to catch diesel and protect surrounding components from contamination.
- Unbolt the rail mounting fasteners and lift the rail together with injectors if removal as an assembly is required.
- Replace all sealing rings and crush washers on the injectors and fuel lines with new OEM-quality seals during reassembly.
- Tighten fasteners to the manufacturer’s specified torque values and reconnect fuel lines and electrical connectors.
- Prime the fuel system, check for leaks, and perform a full functional test (crank/idle) to confirm correct pressure and injector operation.
Why This Part Fails Most Often
- Sealing Ring Deterioration: Aging or hardened injector seals and crush washers lead to external leaks at the rail-injector or rail-line joints.
- Fuel Contamination: Particles, water, or corrosion in the diesel can clog internal passages or damage sealing surfaces.
- Corrosion And Wear: Internal corrosion or mechanical damage from contaminated fuel shortens service life.
- Vibration And Fatigue: Repeated thermal cycles and vibration can cause fittings or welds to loosen or crack over long service life.
Frequently searched under OE numbers 9642095280, 9653073880, 1570G2 and 1570E5, this rail is a practical replacement option for maintaining proper fuel distribution on 1.4 HDi 16V engines. Suitable for mechanics and experienced DIYers who follow safe workshop practices and OEM installation procedures.
