Description
FM antenna cable in the dashboard for Citroën C4 Picasso and Grand (first generation)
This OEM-style FM antenna cable harness (part numbers 9657963780 / 6561KN) is a direct-fit replacement for dashboard-mounted antenna leads on first-generation Citroën C4 Picasso and Grand C4 Picasso. Ideal for professional garages and DIY mechanics, the cable restores weak or intermittent radio reception and replaces damaged or corroded factory wiring. Frequently searched by product number, this harness ensures correct connector fit and factory routing to keep installation quick and reliable.
Technical Information
- Manufacturer: Stellantis (Citroën / Peugeot)
- Model: Citroën C4 Picasso I, Grand C4 Picasso I; Compatible With Peugeot 3008 I, Peugeot 5008 I
- Product Codes: 9657963780, 6561KN
- Additional Numbers: NFP (as marked)
Function And Benefits
The harness carries the FM antenna signal from the in-dash antenna base to the radio unit. A healthy cable and connector are essential for clear reception, AM/FM stability, and reduced noise. Replacing a degraded lead eliminates intermittent reception, static, and dropouts caused by corrosion, cable fracture, or poor connector contact.
Common Faults And Causes
- Connector Corrosion: Moisture ingress behind the dash can corrode contacts, causing signal loss.
- Cable Breaks: Bending, pinching during previous repairs, or age-related fatigue can break the coax inner conductor or shield.
- Poor Routing Or Pinching: Incorrect routing may compress the cable against sharp edges, damaging insulation or conductor.
- Rodent Damage Or Foreign Objects: Chewing or trapped debris can sever or damage the harness.
Replacement Guide
Basic Steps:
- Disconnect Battery: For safety, disconnect the negative terminal before removing trim or electrical components.
- Remove Dashboard Trim: Access the antenna cable via glovebox removal or lower dash panels depending on model year.
- Unplug Radio/Connector: Carefully disconnect the antenna connector from the radio or amplifier module.
- Remove Old Harness: Free the cable from clips and routing channels, noting the original path.
- Install New Harness: Route the new cable along the factory path, secure with clips, and fully seat connectors.
- Test Reception: Reconnect battery and verify AM/FM reception before reassembling trim.
Note: Use non-sharp bends and avoid kinking the coaxial cable. Ensure connectors click into place and that any rubber grommets or seals are reinstalled to prevent moisture ingress.
Installation Recommendation
Recommended For: Experienced DIYers and Professional Technicians. If You Are Uncertain, Use A Workshop With Experience On Citroën/Peugeot Dash Disassembly. Keep Fasteners Organized And Avoid Excessive Force On Plastic Clips To Prevent Breakage. After Installation, Verify Radio Reception And Check For Unintended Noise While Driving.
Why Replace This Part?
An original-spec antenna cable restores reliable radio reception, eliminates intermittent faults, and prolongs the service life of the radio unit and antenna assembly. Replacing a damaged harness is a cost-effective repair compared with replacing radio modules or external antennas.
Keywords: FM Antenna Cable, Dashboard Antenna Lead, Antenna Harness, 9657963780, 6561KN, Citroën C4 Picasso Antenna, Grand C4 Picasso Antenna, Peugeot 3008 Antenna, Peugeot 5008 Antenna.
