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car-radio/car-radio/notes/wiring.txt
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2026-10-27 21:15:24 -05:00

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https://pinoutguide.com/Car-Stereo-Ford-Volvo/Ford_2019-2022_Fusion_ACM_pinout.shtml
https://www.powerstroke.org/threads/08-f-250-radio-wiring.265404/
https://www.electro-tech-online.com/threads/ford-canbus-modules-wake-up.158834/
https://portal-diagnostov.com/en/2020/04/11/radio-ford-fusion-sel-2011-system-wiring-diagrams/?utm_source=chatgpt.com
https://portal-diagnostov.com/en/2020/04/11/radio-ford-fusion-se-2011-system-wiring-diagrams/
ATX Power supply:
On the 24 pin, looking towards the pins from the outside, on the side with the clip, short the 3rd and 4th pins. Actualy numbered 15 and 16 on diagrams.
On the 8 pin EPS, use the clip side for voltage, other side for ground.
Terms and wiring:
ACM - Audio Control Module - The head unit, attached behind everything.
Has two main connectors,
C240C - When looking at the back, it's the left, slimmer one.
Last 2 conductors are CANH CANL
Other connector, first conductor is voltage,
FCIM
Front Controls Interface Module
The block of buttons and knobs
Single connector, from bottom to top: Voltage, Ground, CANH, CANL
FDIM
Front Display Interface Module
the display system.
Looking at the back, there is one connector, read left to right, top to bottom.
Pin Purpose
4 CANH
5 CANL
8 GND
12 VOLTAGE