Ground Points
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Ground Points
Hello,
I am doing research, for my 1992 F-150 5.0 XLT, in an attempt to learn and apply as much information as possible to the restoration of my first truck. I am 100% an amateur and there is a lot of things I do not know/ understand about the technical side of automotive repair/engineering. With all that being said here is my question.
-Does anyone know a full list of names and/or locations for grounds points in a 1992 F-150 5.0 XLT?
-Can someone explain to me how and why they work?
Any information would be appreciated. Thank you.
I am doing research, for my 1992 F-150 5.0 XLT, in an attempt to learn and apply as much information as possible to the restoration of my first truck. I am 100% an amateur and there is a lot of things I do not know/ understand about the technical side of automotive repair/engineering. With all that being said here is my question.
-Does anyone know a full list of names and/or locations for grounds points in a 1992 F-150 5.0 XLT?
-Can someone explain to me how and why they work?
Any information would be appreciated. Thank you.
Popular Reply
Feb 4, 2019, 08:43 PM
Fleet Owner
Joined: Aug 2005
Posts: 23,667
Likes: 301
From: Easton,Ks
Hello,
I am doing research, for my 1992 F-150 5.0 XLT, in an attempt to learn and apply as much information as possible to the restoration of my first truck. I am 100% an amateur and there is a lot of things I do not know/ understand about the technical side of automotive repair/engineering. With all that being said here is my question.
-Does anyone know a full list of names and/or locations for grounds points in a 1992 F-150 5.0 XLT?
I am doing research, for my 1992 F-150 5.0 XLT, in an attempt to learn and apply as much information as possible to the restoration of my first truck. I am 100% an amateur and there is a lot of things I do not know/ understand about the technical side of automotive repair/engineering. With all that being said here is my question.
-Does anyone know a full list of names and/or locations for grounds points in a 1992 F-150 5.0 XLT?
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Senior User
Joined: Feb 2010
Posts: 180
Likes: 0
Wish I had taken pictures now. So, going from memory. I am rebuilding an all original 91 F-250. I had a ground strap to the drivers side rear of the motor, another to the intake manifold, radiator support, lower front passenger side of the engine block, battery to frame. Probably are others that I forgot.
Basic function is to complete the electrical circuit for proper charging, voltage signals, etc. That is my short understanding.
Basic function is to complete the electrical circuit for proper charging, voltage signals, etc. That is my short understanding.
Fleet Owner
Joined: Aug 2005
Posts: 23,667
Likes: 301
From: Easton,Ks
Hello,
I am doing research, for my 1992 F-150 5.0 XLT, in an attempt to learn and apply as much information as possible to the restoration of my first truck. I am 100% an amateur and there is a lot of things I do not know/ understand about the technical side of automotive repair/engineering. With all that being said here is my question.
-Does anyone know a full list of names and/or locations for grounds points in a 1992 F-150 5.0 XLT?
I am doing research, for my 1992 F-150 5.0 XLT, in an attempt to learn and apply as much information as possible to the restoration of my first truck. I am 100% an amateur and there is a lot of things I do not know/ understand about the technical side of automotive repair/engineering. With all that being said here is my question.
-Does anyone know a full list of names and/or locations for grounds points in a 1992 F-150 5.0 XLT?
Attachment 277903
Attachment 277901
Attachment 277905
Attachment 277906
/
Fleet Owner
Joined: Aug 2005
Posts: 23,667
Likes: 301
From: Easton,Ks
That is all of the electrical grounds under the hood except for the main engine ground from the NEG post of the battery. It bolted to the engine block for a V8 and the starter for the 4.9L engine.
There is also a ground clamp on the NEG battery cable half way to the starter or engine that is bolted to the frame for trailer towing.
The trailer plug also has a ground wire (white wire) going from the plug to the frame.
Note that the Ignition system is grounded inside the distributor.
You also have static ground straps for the radio from the engine to the safety wall and frame to the body at several locations.
There is also a ground clamp on the NEG battery cable half way to the starter or engine that is bolted to the frame for trailer towing.
The trailer plug also has a ground wire (white wire) going from the plug to the frame.
Note that the Ignition system is grounded inside the distributor.
You also have static ground straps for the radio from the engine to the safety wall and frame to the body at several locations.
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Hotshot
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I never thought to ask or research and post this. Great thread. Should be helpful for those that search.
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FTE Legend
Joined: Nov 2015
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From: Angier, NC
That is all of the electrical grounds under the hood except for the main engine ground from the NEG post of the battery. It bolted to the engine block for a V8 and the starter for the 4.9L engine.
There is also a ground clamp on the NEG battery cable half way to the starter or engine that is bolted to the frame for trailer towing.
The trailer plug also has a ground wire (white wire) going from the plug to the frame.
Note that the Ignition system is grounded inside the distributor.
You also have static ground straps for the radio from the engine to the safety wall and frame to the body at several locations.
There is also a ground clamp on the NEG battery cable half way to the starter or engine that is bolted to the frame for trailer towing.
The trailer plug also has a ground wire (white wire) going from the plug to the frame.
Note that the Ignition system is grounded inside the distributor.
You also have static ground straps for the radio from the engine to the safety wall and frame to the body at several locations.
I say this because my 81 F100 (4.9) has this as the factory main ground for the frame. Had 2 trucks this way and no trailer tow package.
Then trailer tow package wiring ground can go to the frame as the factory main ground from battery to motor or starter bolt did the frame also like you said.
I wired my trucks trailer light plug ground to the frame to pick up the trailer light ground.
I dont know of the newer trucks but the 80's also had grounds inside the cab on the firewall behind the dash.
Depending on early or late the 80's trucks had different tail light grounds.
There was also ground wire from motor to firewall (main cab ground?) and firewall to hood (told for radio noise?).
It will be said "you can never have enough grounds"
Dave ----
Fleet Owner
Joined: Aug 2005
Posts: 23,667
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From: Easton,Ks
The grounds were for the 92+ OBS trucks and it had nothing to do with a tow package.
The frame ground clamp on the NEG battery cable was on all the OBS trucks if they had the tow package or not as the plate lamp used the frame for a ground if the truck did not have rear bumper.
In these trucks the frame does not have to be grounded as nothing uses it for ground unless you are pulling a trailer.
The frame ground clamp on the NEG battery cable was on all the OBS trucks if they had the tow package or not as the plate lamp used the frame for a ground if the truck did not have rear bumper.
In these trucks the frame does not have to be grounded as nothing uses it for ground unless you are pulling a trailer.
FTE Legend
Joined: Nov 2015
Posts: 30,915
Likes: 4,123
From: Angier, NC
The grounds were for the 92+ OBS trucks and it had nothing to do with a tow package.
The frame ground clamp on the NEG battery cable was on all the OBS trucks if they had the tow package or not as the plate lamp used the frame for a ground if the truck did not have rear bumper.
In these trucks the frame does not have to be grounded as nothing uses it for ground unless you are pulling a trailer.
The frame ground clamp on the NEG battery cable was on all the OBS trucks if they had the tow package or not as the plate lamp used the frame for a ground if the truck did not have rear bumper.
In these trucks the frame does not have to be grounded as nothing uses it for ground unless you are pulling a trailer.
I thought by the 90's all pickup trucks had a rear bumper unless they were a C&C truck?
Where was the plate mounted if no rear bumper? Just like to know is all.
Dave ----
Cargo Master
Joined: Mar 2003
Posts: 2,333
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It looks just like this:
Also, I know the question was regarding trucks but the 92-96 Broncos also had a ground point behind the drivers tail light if the rear window has a defrost grid.
There are also braided ground straps in several locations but I don't believe these are considered "ground points"
