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1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks

a factory mistake?

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Old Jan 3, 2012 | 04:47 PM
  #16  
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I thought the 460 switched from carb to EFI mid 87? could be a Friday night monday morning truck?
 
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Old Jan 3, 2012 | 05:07 PM
  #17  
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460 efi was 88 460 carb was 87
 
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Old Jan 3, 2012 | 05:43 PM
  #18  
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The Parts Catalog says 1988 for EFI (except for the F53 stripped chassis variant).

In general, there is no such thing as a Friday night/Monday morning vehicle, because:

1) The production lines run 24 hours, 3 shifts of 8 hours - cutting the working day down to 8 hours, a concept Henry Ford introduced in the 1900s, see Ford Model T - 100 Years Later - YouTube

2) When Ford makes changes outside of model year changes, those changes are documented in the Parts Catalog; for example, "Before 4/1/85" and "From 4/1/85" etc.
 
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Old Jan 3, 2012 | 05:53 PM
  #19  
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I'll get pics of it all. No, it's not a carb motor...it's an EFI 300...has the EEC test port and everything else other than a check engine light. If it was a conversion it's a damn good one...they even thought about putting the "EFI" badge on the outside and the emissions label under the hood...lol.

My VIN: 1FTDF15Y1HNB07402

It IS a 1987 model year...built in 5/87...it's a late-model '87....heck, I'd like to find out it's something unusual...hahah
 
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Old Jan 3, 2012 | 06:02 PM
  #20  
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Its a light duty model, it was EFI from the factory. Only the heavy duties where carbed emissions exempt at that point.

Yes should have a CEL, someone might have swapped cluster at some point before you bought it. Lot can happen in five years and forgotten.
 
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Old Jan 3, 2012 | 06:08 PM
  #21  
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Yea, I looked the VIN up for myself...it's legit boys! 1987 F150 4x2 with the factory 300 I6...

Now, not sure what's up with the whole no check engine light thing, unless ctubutis was right and 1988 was the first year for the CEL. But my bezel does say "Check Engine" on the lens so they were at least thinking aboiut it in '87.
 
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Old Jan 3, 2012 | 06:13 PM
  #22  
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BAAAHHH HA HA HA ITS AN I6! We all thought it was a big block or other V8. That's why we asked for vin early on.
 
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Old Jan 3, 2012 | 06:17 PM
  #23  
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1FT D F15 Y 1 H N B07402

1FT = WORLD MFR. IDENTIFIER = Ford Motor Company USA, Truck, Complete vehicle

D = GVWR CLASS = Class D 5,001-6,000 lbs

F15 = SERIES CODE = 1980/ Pickup, F150 2WD

Y = ENGINE CODE = 6 Cyl 300 cid 4.9L Gasoline-powered with EFI

1 = CHECK DIGIT, ignore

H = MODEL YEAR = 1987

N = ASSEMBLY PLANT CODE = Norfolk

B07402 = NUMERICAL SEQUENCE OF ASSEMBLY

Source: FoMoCo 1980/89 Light Truck Parts Catalog (Final Edition, ©1994 - available on CD from hipoparts.com)



If you post a pic of your Certification Label on the driver's side door jamb, I can tell ya some other stuff about it, too.



I thought you said this thing had a 460 and not a 300 - why are you letting everybody stay confused for so long?
 
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Old Jan 3, 2012 | 06:18 PM
  #24  
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Why are you laughing? I said it was a 300 I6 from my first post...the joke is on y'all for not getting it. I said it was original and that the only place I thought there was a mistake was the CLUSTER. Am I speaking in tongues here? Every post I've made I've stressed that it's ORIGINAL. It's not an "EFI conversion", it's not a "big block" (nor was it EVER)...THIS EXACT 300 I6 WAS IN IT IN MAY 1987.

I was simply bringing up the fact that it had no factory Check Engine light...and y'all got more confused than a retarded Englishman learning Japanese from a German. I read back over what I typed...it's clear English.

I'll post pics later...y'all are getting confused by my user name...that's old. This truck is and has always been a straight 6. I said that from post one.
 
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Old Jan 3, 2012 | 06:21 PM
  #25  
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Originally Posted by mpc07005
BAAAHHH HA HA HA ITS AN I6! We all thought it was a big block or other V8. That's why we asked for vin early on.
Right! We all thought this was a F250 or 350 with a 460!
 
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Old Jan 3, 2012 | 06:23 PM
  #26  
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actually the only engines you mentioned in your posts was the 351 and 460.

As I was troubleshooting everything on my truck yesterday, I found out something kinda weird/funny...I'll tell the tale...

My truck had a bad surging idle...as part of the troubleshooting process I went to pull codes even though no check engine light had ever been on. So I jumped the self-test output to terminal E...and went to turn the key on to look at blinks. Turned the key on and...nothing.

So I figure the light bulb must be blown, and begin to pull the dash apart. Get the bezel off, hold it up to the sun to see where the "Check Engine" light was on the lens, found it between the left turn signal indicator and the "Engine" light. Looked in the dash cluster and...nothing. WTF? No bulb...no socket...no wiring behind the cluster leading to it. No traces of a Check Engine light.

We've had this truck since '93. When my great grandpa got her she was only 6 years old and had extremely low mileage. Totally unmolested and has remained that way. I'm pretty confident I was probably the first one inside that dash.

I was thinking about it last night, and I think I may have a possible explanation. Back in 1987 (truck was built in May 1987 as a 1987 model) the 5.8 and the 7.5 were both still carb'd...so if I'm thinking correctly, an 87 F-series with a 351 or 460 would NOT have had a check engine light. So I'm kinda thinking maybe there was a communication breakdown on this one and no check engine light was added?

Thoughts? Comments?



the first mention of the truck having a 300 in it was your post #19
 
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Old Jan 3, 2012 | 06:23 PM
  #27  
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Crap. I feel stupid. I didn't realize my signature wasn't showing up. I'm sorry guys. No, she's a 87 F150 with an EFI 300 I-6. That's why I was confused with no Check Engine light. I thought my signature was showing up but I still should have clarified. My apologies guys...
 
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Old Jan 3, 2012 | 06:25 PM
  #28  
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apology accepted, because doo doo occures.
























just don't let it happen again!!
 
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Old Jan 3, 2012 | 06:25 PM
  #29  
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Originally Posted by tjc transport
actually the only engines you mentioned in your posts was the 351 and 460.

As I was troubleshooting everything on my truck yesterday, I found out something kinda weird/funny...I'll tell the tale...

My truck had a bad surging idle...as part of the troubleshooting process I went to pull codes even though no check engine light had ever been on. So I jumped the self-test output to terminal E...and went to turn the key on to look at blinks. Turned the key on and...nothing.

So I figure the light bulb must be blown, and begin to pull the dash apart. Get the bezel off, hold it up to the sun to see where the "Check Engine" light was on the lens, found it between the left turn signal indicator and the "Engine" light. Looked in the dash cluster and...nothing. WTF? No bulb...no socket...no wiring behind the cluster leading to it. No traces of a Check Engine light.

We've had this truck since '93. When my great grandpa got her she was only 6 years old and had extremely low mileage. Totally unmolested and has remained that way. I'm pretty confident I was probably the first one inside that dash.

I was thinking about it last night, and I think I may have a possible explanation. Back in 1987 (truck was built in May 1987 as a 1987 model) the 5.8 and the 7.5 were both still carb'd...so if I'm thinking correctly, an 87 F-series with a 351 or 460 would NOT have had a check engine light. So I'm kinda thinking maybe there was a communication breakdown on this one and no check engine light was added?

Thoughts? Comments?



the first mention of the truck having a 300 in it was your post #19
You're right...again I'm sorry. So, now that everyone knows what the case is...anyone have any idea why there's no factory Check Engine light?
 
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Old Jan 3, 2012 | 06:31 PM
  #30  
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Originally Posted by 4601ton
As I was troubleshooting everything on my truck yesterday, I found out something kinda weird/funny...I'll tell the tale...

My truck had a bad surging idle...as part of the troubleshooting process I went to pull codes even though no check engine light had ever been on. So I jumped the self-test output to terminal E...and went to turn the key on to look at blinks. Turned the key on and...nothing.

So I figure the light bulb must be blown, and begin to pull the dash apart. Get the bezel off, hold it up to the sun to see where the "Check Engine" light was on the lens, found it between the left turn signal indicator and the "Engine" light. Looked in the dash cluster and...nothing. WTF? No bulb...no socket...no wiring behind the cluster leading to it. No traces of a Check Engine light.

We've had this truck since '93. When my great grandpa got her she was only 6 years old and had extremely low mileage. Totally unmolested and has remained that way. I'm pretty confident I was probably the first one inside that dash.

I was thinking about it last night, and I think I may have a possible explanation. Back in 1987 (truck was built in May 1987 as a 1987 model) the 5.8 and the 7.5 were both still carb'd...so if I'm thinking correctly, an 87 F-series with a 351 or 460 would NOT have had a check engine light. So I'm kinda thinking maybe there was a communication breakdown on this one and no check engine light was added?

Thoughts? Comments?
Originally Posted by 4601ton
Hmm....well I don't know then...I just know mine doesn't have one...weird as hell...
Originally Posted by 4601ton
Yep, I thought about it more and the light the guy above is thinking of is the Emissions light, which mine has. Check Engine was only on vehicles equipped with EFI/EEC
Originally Posted by 4601ton
Well that makes sense...sort of. I still don't really get why any company would make a computer controlled vehicle with no Check Engine/MIL? Is there a way to wire in one? You could wire it into the check engine ground on the EEC or the self-test plug, couldn't you? Just run a light to the gauge cluster with an ignition-switched 12V+ and allow the EEC to ground/illuminate the light? I want a light like it should have had back in 1987. Thanks for all the input on this topic guys!
Originally Posted by 4601ton
Yea, I tested it with a test light and got the codes, I knew about that way but a knowledgeable guy on another site and one of my friends both said it should have the light...and from my personal experience I'm shocked a computer-controlled vehicle didn't have a MIL. Not trying to start a "brand war" here (even though I am a GM guy), but you'll never find a computer-controlled GM without a Service Engine Soon light. Just makes troubleshooting easier. I'm gonna be adding one to this truck. I know how to make it work...
Originally Posted by 4601ton
Lol I know what it came with from the factory...exactly what's in it...like I said above, the truck has been in the family since '93 and it was all original at that point...I also know that an 87 460 didn't have a computer, hence why I mentioned in my first post that's why I thought the CLUSTER was a factory mistake. Because the truck had a computer and no Check Engine light. But I guess that was standard procedure for Ford in 1987. Whether it made sense or not.

But, again, let me clarify...I know the origins of this truck...totally and completely. We got it in 1993 and we know the original owner...it has it's original engine/transmission in it.
Originally Posted by 4601ton
I'll get pics of it all. No, it's not a carb motor...it's an EFI 300...has the EEC test port and everything else other than a check engine light. If it was a conversion it's a damn good one...they even thought about putting the "EFI" badge on the outside and the emissions label under the hood...lol.

My VIN: 1FTDF15Y1HNB07402

It IS a 1987 model year...built in 5/87...it's a late-model '87....heck, I'd like to find out it's something unusual...hahah
I would like to know where you said it was a 300 (4.9) BEFORE post 19 of this thread...
 
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