Description
Connection cable for the engine positive terminal for Citroën C8 and Peugeot 807.
This OEM-style connection cable is designed for reliable positive-pole power distribution in the engine bay of Citroën C8 and Peugeot 807 models. Ideal for professional workshops and experienced DIY mechanics, the cable restores a solid electrical path between the battery/charging system and engine-mounted power distribution points. Customers frequently search by product codes 1486450080 and 5642Y2, so those identifiers are included here for quick reference.
Technical Information
- Manufacturer: Stellantis / Citroën / Peugeot
- Model: Citroën C8; Peugeot 807
- Product Codes: 1486450080; 5642Y2; NFP
- Additional Numbers: 1486450080 | 5642Y2
Function
The cable provides the positive electrical connection in the engine bay, supplying current to starter, alternator, fuse blocks and other engine-mounted electrical components. It is sized to carry high currents and is routed and fixed to avoid contact with moving parts or excessive heat.
When To Replace
Replacement is recommended when the cable shows visible damage to insulation, melted or brittle sections, corroded or loose terminals, or when electrical symptoms appear (intermittent starting, charging faults, or voltage drop under load). Under normal conditions the cable can last many years, but exposure to heat, oil, salt and vibration accelerates wear.
Installation Recommendations
- Disconnect the battery before starting work to avoid short circuits and sparks.
- Compare the new cable with the removed part to ensure identical length, terminal type and cross-section.
- Follow the original routing and secure all clips and fasteners; keep the cable away from hot surfaces and moving parts.
- Clean mating terminals and apply appropriate protection against corrosion (for example dielectric grease on exposed connections if recommended by workshop practice).
- Tighten terminals to the manufacturer’s specified torque where applicable and recheck all connections after the first engine run.
Why The Part Most Commonly Fails
- Corrosion Of Terminals: Salt, moisture and battery acid can corrode connectors, increasing resistance and heat.
- Heat And Oil Exposure: Prolonged contact with exhaust components or oil leaks degrades insulation.
- Mechanical Wear: Vibration, chafing against other parts or improper routing can damage the conductor or insulation.
- Electrical Overload Or Short Circuit: Excessive current or a short can melt insulation or damage terminals.
Common Search Terms
1486450080, 5642Y2, Citroën C8 positive cable, Peugeot 807 battery cable, engine bay positive lead, Stellantis wiring harness.
Note For Professionals
This cable is intended as a direct replacement for the specified models. When replacing, ensure correct part numbers and routing are used to maintain electrical reliability and safety.







