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Errer - "Pre-Collision Assist not available" - Need guidance

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2021 Explorer ST
#1
Hello All,

Not sure where to start for this error message. "Pre-Collision Assist not available."

Context: I had a V1 plug-in using one of those push-pin taps for power, inserted into the back of the camera plug rather than tapping directly into the wiring. The suction cups for the V1 failed, and it fell down and dangled by the wire. That is when the message appeared. I checked the plug going into the camera, and it was tight and secure. I then removed the V1.

So my question is.

I checked FUSE 34, which is what I see is associated with the camera/cruise control. As that is fine, does the camera need to be "recalibrated" based on what the dealer said?

Or options?

Thanks in advance.
 

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#2
Camera doesn’t need to be recalibrated. Did you make sure the windshield is clean in front of the camera?
 

OP
M
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Thread Starter #3
It's not a visibility issue. The issue pops up as soon as I start the car.
 

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GearHead_1

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#4
Is Active Braking turned off? If so, it will pop up every time it is started but should go away.
 

OP
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Thread Starter #5
Yes tried that and still get the message. The only thing I can think is when the radar detector fell, it shorted the camera or did something to un-calibrate it. Based on what I read, it can happen when windshields are replaced. Trying to avoid the dealership if I can fix it on my own.
 

Dale5403

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#6
If you think it is the camera call an auto glass company near you.
 

OP
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Lincoln, CA, USA
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Thread Starter #7
I don't know if it is the camera. Why am I asking if anyone has any ideas to try based on what happened?

This is also linked to cruise control, so with this erro,r there is no cruise control.
 

GearHead_1

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#8
I think what you are suggesting is probably the right track. That said, just for grins and giggles I might pull the battery cable for 30 minutes.
 

OP
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Location
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Thread Starter #9
will give the battery pull a try and report back.
 



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