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Stereo Connectors - Pre-Facelift

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The Ford Mondeo hit our roads in 1993, and has consistently been a sales success. Now on its 4th incarnation, it remains a drivers favourite.
For more information, visit the Ford Mondeo forum on, the definitive resource site covering all Fords from the present day to the 1970's.

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Ford Model: Mondeo
Petrol/Diesel: ????
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Note: This wiring information does not cover pre-facelift Navigation Systems, although some of the information may still be relevant/correct

The following figures illustrate the basic connector layouts and give pin numbers which correspond to the lists below.

Pre-facelift stereo connectors.PNG

Connector A (C483)

Power (with RSE = C489)

Pin 1 (Orange/Black) Battery + (From Fuse F72) (20A)

Pin 2 (Black/Yellow) Keycode Ground

Pin 3 (Blue/Black) Ign. Sense (Accessory) (From Fuse F69) (7.5A)

Pin 4 (Orange/Black) Illumination

Pin 5 (Black/Orange) Alarm Sense (From GEM)

Pin 6 (Black/Green) Ground

Pin 7 (Orange/Green) Not Used on C483 / To multimedia control module on cars with Rear Seat Videos (C489) / To telematics module on cars with phone prep (C1003)

Connector B (C484)


Pin 1 (White/Black) Left Front –

Pin 2 (Grey/Black) Left Front +

Pin 3 (White/Violet) Left Rear –

Pin 4 (Grey/White) Left Rear +

Pin 5 (White/Red) Right Front –

Pin 6 (Grey/Red) Right Front +

Pin 7 (White/Right) Rear –

Pin 8 (Grey/Right) Rear +

Connector C (C485)


Pin 1 (Grey/Black) Telematics

Pin 2 (Blue/Yellow) Telematics

Pin 3 Not Used

Pin 4 (Black/Red) Telematics - When fitting Handsfree phone kits, this is where the stereo mute wire goes

Pin 5 (White) Telematics

Pin 6 (White/Green) VSS

Pin 7 Not Used

Pin 8 (White/Red) Telematics

Pin 9 (White/Red) Telematics

Pin 10 (Green/White) Reverse Sense (For Navigation)

Pin 11 (White/Black) Steering Column Remote Stalk

Pin 12 (Brown/Yellow) Steering Column Remote Stalk

Pin 13 Not Used

Pin 14 Not Used

Pin 15 Not Used

Pin 16 (White/Green) Data Link Connector

Pin 17 (Black/Green) Restraints Control Module / Telematics

Submitted by DJAZS