Could I use this wire?
https://www.fleet.ford.com/truckbbas...l/Q-173_R2.pdf
Could I use the" run IGN" wire that passes through the cab to run my GPS? Does that wire run 12 vlot when the key is on? Or is my thinking way off?
Circuit Intent
Wire
Tag Description
Circuit No. CDC64
Wire Color: Yellow/Orange - Early builds
or White/Blue
A fused 10 amp circuit (F10)
Circuit No. CMC25
Wire Color : White/Violet
Output Signal
Ignition
SEIC
Intended to be commanded ONLY by applying battery voltage to certain customer-access blunt-cut wire circuits,
and adding a target-speed resistor, and is only available when the vehicle road speed signal is zero.
It appears that the voltage is controlled by the ECM and is available ONLY when your truck is not moving.



