The 2005 Ford Focus doesn't have an aux input. You will come into issues with the sound. The source could be from the stereo's speakers or a phone that is connected to the vehicle. Whatever the source, You will have to have these issues solved quickly. If the issues are from the stereo's speakers, it might be static sounds, randomly turns off, a loose wire, or a blown fuse. If the nuisances are coming from the phone, it could be that the software won't update at all, the device won't sync with the vehicle, the phone's battery is near empty, or something is interfering with the signal.
Michael K.
April 9, 2020
The 2005 ford focus does have a aux input located at the cd changer port in the back of the head unit.
Cynthia A.
April 9, 2020
The 2005 ford focus does not come with an auxiliary audio input standard, but one can be added with an aftermarket audio player head unit.
Mariana S
December 8, 2020
There is no AUX input included in the 2005 Ford Focus.
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