Description
Wiring harness for the driver’s seat for PEUGEOT 307 CC with seat heating control.
This wiring harness is designed for the Driver’s Seat of the Peugeot 307 CC and carries the electrical connections for the seat heating function. Frequently searched by part numbers 441334200 and 6509Q0, this harness restores the electrical path between the seat heating elements and the vehicle wiring loom, ensuring reliable operation of the heating circuit and related connectors.
Technical Information
- Manufacturer: Stellantis / Peugeot
- Model: Peugeot 307 CC (2003–2008)
- Product Codes: 441334200, 6509Q0
- Other Numbers: NFP
Installation Recommendation
Before starting work, disconnect the vehicle battery to avoid short circuits and to protect seat occupancy/airbag systems. Remove the driver’s seat following manufacturer procedures to access the harness routing. Note connector positions and routing clips, then carefully unplug electrical connectors. Replace the harness, secure all clips and grommets along the original routing to prevent chafing, reconnect the plugs ensuring full engagement, refit the seat, and reconnect the battery. After installation, verify seat heating operation and scan for any related fault codes.
Why This Part Fails Most Often
- Mechanical stress from repeated seat movement leading to wire chafing or broken conductors.
- Corrosion or contamination of connector pins due to moisture ingress.
- Damage during seat removal/reinstallation when clips or locking tabs are forced or not released correctly.
- Electrical faults in seat heating elements or short circuits that can overload and damage the harness.
Practical Tips for Mechanics and DIY
- Search using part numbers 441334200 and 6509Q0 to find matching listings and replacement harnesses quickly.
- Inspect connector pins and apply dielectric grease to reduce future corrosion where appropriate.
- Check fuses, relays and seat heating elements when diagnosing to avoid repeated replacements.
- Secure the harness away from sharp edges and moving mechanisms to prolong service life.
