This engine wiring harness, specifically designed for Citroën and Peugeot 1.6 HDI models, ensures reliable electrical connections throughout the engine compartment. It plays a crucial role in managing signals and power distribution between various engine sensors, actuators, and the vehicle’s main control units, guaranteeing optimal engine performance and preventing electrical faults.

Compatible primarily with Citroën C3 II and Peugeot 207 equipped with the 1.6 HDI diesel engine, this wiring harness corresponds to the product number 9664403680, a frequently searched reference among mechanics and car enthusiasts. The harness is built to withstand heat, vibrations, and mechanical stress typical in engine bays, enhancing durability and longevity.

Replacing the engine wiring harness typically involves disconnecting the battery, removing associated engine covers or components to access the faulty harness, and carefully unplugging connectors before fitting the new harness. This part may fail due to wear and tear, electrical short circuits, corrosion, or rodent damage, leading to engine misfires, sensor malfunctions, or complete loss of power supply within the engine management system.

Technical Information

• Manufacturer: PSA (Peugeot Société Anonyme)
• Model: Citroën C3 II, Peugeot 207 1.6 HDI
• Product Codes: 9664403680
• Additional Numbers: NFP