4-Pin Unsealed SYNC3 Door Module Connector for Ford Fiesta Mk8.5 & Mondeo – Yazaki 7282-6446-40 / 7283-6446-40

Direct OEM-specification replacement for the Yazaki 4-way unsealed connector used in Ford Fiesta Mk8.5 and Ford Mondeo SYNC3 infotainment module, electrical door system, and body control wiring harness applications, cross-referencing part numbers 7282-6446-40 (male) and 7283-6446-40 (female).

Key Specifications

Ford SYNC3 & Door System OEM Fitment

The Yazaki 7282-6446-40 / 7283-6446-40 connector pair is used in Ford Fiesta Mk8.5 (2017–2023) and Ford Mondeo Mk5 for SYNC3 infotainment module, power window, central locking, and door control unit harness connections. A common repair item for Ford electrical door system faults and SYNC3 module replacement.

Common Applications

• Ford Fiesta Mk8.5 – SYNC3 infotainment module wiring
• Ford Fiesta Mk8.5 – electrical door system and power window harness
• Ford Mondeo Mk5 – body control and door module connections
• Ford Focus Mk4 – shared Yazaki connector standard, verify OEM part number

Package Contents

1 Set: 1 × 4-Way Male (7282-6446-40) + 1 × 4-Way Female (7283-6446-40) with wire leads and terminal inserts pre-installed.

Frequently Asked Questions

Q: Which Ford Fiesta generation uses the 7282-6446-40 / 7283-6446-40 connector?
A: The Mk8.5 (facelift, 2017–2023) uses this Yazaki connector for SYNC3 and door system harness connections. Cross-reference your vehicle’s Ford parts catalogue to confirm fitment for your specific year and market variant.

Q: Is this connector compatible with Ford Focus Mk4?
A: Ford shares many Yazaki connector standards across model lines. Verify the OEM part number against your Ford Focus Mk4 wiring diagram before ordering.

Q: What causes SYNC3 module connector failure on Ford Fiesta?
A: Common failure modes include terminal corrosion from dashboard condensation, wire chafing at the connector entry, and terminal push-back from vibration. Inspect terminal retention and wire insulation before replacing the connector.