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2004 - 2008 Ford F150 General discussion on the 2004 - 2008 Ford F150 truck.

ODB II scanner issue

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Old Apr 8, 2023 | 06:24 AM
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Default ODB II scanner issue

ODB II scanner will not work on my 2008 F150 unless my truck is running. Any ideas why it won’t run in the ON position?
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Old Apr 8, 2023 | 07:43 AM
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Did you check fuse F110 yet ?
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Old Apr 8, 2023 | 02:35 PM
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Default Yes

Yes
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Old Apr 9, 2023 | 08:04 AM
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what brand scanner ? have you tried it on another vehicle?
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Old Apr 9, 2023 | 12:28 PM
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FOXWELL OBD2 Scanner. Yes it works on my Toyota. It works on my truck, but it has to be running. It will not connect when the ignition is in the ON position.

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Old Apr 10, 2023 | 05:35 AM
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Weird... like it says nothing on the screen or can not connect ?
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Old Apr 10, 2023 | 11:06 AM
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It doesn’t say, it just doesn’t come on unless the truck is running.
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Old Apr 10, 2023 | 07:47 PM
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Originally Posted by TCNewton
It doesn’t say, it just doesn’t come on unless the truck is running.
You mean it doesn't power on or is it something else?

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Old Apr 10, 2023 | 07:56 PM
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It doesn’t power up. As soon as I start the truck it works perfectly.
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Old Apr 11, 2023 | 05:35 AM
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When you turn your key to run, everything else comes on ?
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