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help please 99 f 150 code,

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Old Aug 13, 2012 | 01:04 PM
  #1  
ncfirefighter46's Avatar
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help please 99 f 150 code,

okay everyone i have my dads 99 f 150 cel light is on. scan came back with code cam sensor bad replaced the sensor and the light cam back on now i got 2 pages of codes from plugs and wires coil pack fuses, wiring harness to all O2 sensors to cats to even replace the engine and computer i have no idea where to start at. the bad think is i got to get to codes off and truck working with no light for the state to inspect it and get his tags. or the truck will have to be crushed, and i have 2 weeks. any ideas anyone thanks
by the way 4.2 liter and manual trans
 
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Old Aug 13, 2012 | 01:28 PM
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I have some idea but you need to slow down and rewrite the post again for more info and less confusion.
Begin sentences with a capitol letters, stop at end of sentence using a periods and begin a new the next one.
Do not run everything togather.
Please.
I get you have a 99 4.2 manuel
I get you replaced the cam sensor.
I get you now have many codes, what are they?
I get the need for Lisc but the crushing part! Must be in CA. where there nuts anyway.
Come again with specific info so you might have a chance at getting some help.
Good luck.
 
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Old Aug 13, 2012 | 02:45 PM
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Ok thanks
well there is still only the same code now cam sensor.
but the have 2 pages of possible faults for the code.

cmp:sensor ciruit is open
cmp:sensor connector is damaged
cmp:sensor has failed
cmp:sensor installed incorrect
cmp:sensor sheild circuit is open
pcm has failed.

reported fixes
repaired transmission o2 harness
replaced harmonic blaancer
adj camshaft position sensor
adj camshaft position sensor syn timing
camshaft sensor assmebly
egr
pcm cleared
installed fuse 23
heated o2 repaired
o2 repaired
replace cam position sensor
replaced camshaft sensor assmebly
replace catalytic converters
replaced diff presure feed back sensor
replaced fuse 23
replaced fuses
replace coil packs
replace coil
replace spark plugs
repaired engine harnass
repaired exhaust
repaired fuse box
replaced alt
replaced crank pulley
replaced engine
replaced egr vsv
replace fuel filter
replaced fuse 24
replace o2 sensor
replaced power train mod
replaced rear o2 sensors
replace synchronizier
replace timing belt
repalce timing tenisioner

there are all the possible things i got a print out on what it could be.
 
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Old Aug 13, 2012 | 04:33 PM
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From: Houston
4.2 is the v6 right? if so, is the new sensor oriented correctly? did you remove only the sensor or the entire "distributor" shaft? I have the book if you need some reference.
 
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Old Aug 13, 2012 | 04:48 PM
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If you replaced all those items on the list, what a waist of money.
Next is you sill have not given the codes.
We/I will interpet them for the correct diagnostics.
You are putting to much faith into a readout without knowing fully what it means.
The fuse #23 blowing caused a lot of faults to appear that are all related to one cause.
As of the monent are we to assume you only have a cam sensor code?
If yes then revisit how it is installed for an error.
Your making it more difficult than it needs to be.
Just tell what the present issue is only.
Good luck.
 
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Old Aug 14, 2012 | 04:42 PM
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Originally Posted by Big_redneck3100
4.2 is the v6 right? if so, is the new sensor oriented correctly? did you remove only the sensor or the entire "distributor" shaft? I have the book if you need some reference.
just the sensor not the shaft
 
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Old Aug 14, 2012 | 04:43 PM
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Originally Posted by Bluegrass 7
If you replaced all those items on the list, what a waist of money.
Next is you sill have not given the codes.
We/I will interpet them for the correct diagnostics.
You are putting to much faith into a readout without knowing fully what it means.
The fuse #23 blowing caused a lot of faults to appear that are all related to one cause.
As of the monent are we to assume you only have a cam sensor code?
If yes then revisit how it is installed for an error.
Your making it more difficult than it needs to be.
Just tell what the present issue is only.
Good luck.
code p0340
 
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Old Aug 14, 2012 | 05:59 PM
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The best way to be sure you have the cam sensor working and installed correctly is to get a copy of the Haynes repair manuel.
Look on pages 6-11 at figures 4.72 and 4.77.
There is a simple test for sensor output.
On page 6-12 are figures 4.85 and 4.89.
4.89 shows the installation setting you need to have.
This setting affects fuel injection timing.
If all is well then there is a harness/connector issue at some point such that the PCM is not seeing the signal.
It could even be the big plug on the PCM for those leads.
Setting the shaft in the block engages the camshaft front gear the same as setting a distributor in place and timing it to bolt down.
It's all referenced to #1 cylinder being top dead center on it's compression stroke.
Good luck?
 
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Old Aug 17, 2012 | 07:32 AM
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okay i see what i can do this weekend. if all else fails i guess i could take it take the computer out and drop in a carb 302 in the darn thing LOL no inspections here
 
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Old Aug 17, 2012 | 01:28 PM
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You would do all that for a single code?
You would need more than an engine.
 
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Old Aug 19, 2012 | 05:19 PM
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everything was done by a hayes /cliton manual and it is done right. what else can it be
 
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Old Aug 19, 2012 | 05:20 PM
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Originally Posted by Bluegrass 7
You would do all that for a single code?
You would need more than an engine.
i dont know what it is that is what i am asking
 
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Old Aug 19, 2012 | 07:25 PM
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If you only have this single code, you missed or overlooked something.
There are more than 1000 different codes in the program but only one tells me your missing it someplace.
I know you may be getting frustrated but it is what it is.
Actually, getting frustrated is an exersise in getting angry at oneself for not being able to solve the problem after just so much effort and expense.
.
The Sensor is driven from the camshaft as a 'timed' function.
The Sensor sends it's signal to the PCM through a pair of leads.
The PCM uses the signal and reference the crank sensor for timing the fuel injector opening points just before the intake valve closes for each cylinders compression stroke.
The PCM tell us by the 340 code that it does not see the signal.
We can't do anymore for you unless there is something else we are not awhere of.
Good luck with it.
 
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Old Aug 20, 2012 | 11:14 AM
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thanks for your help but here where i live the city will not let you working on cars/trucks in your driveway they give you a fine and they will tow it off. so we decide that he might just sell the truck as is and go buy a dodge truck we are going to look at them now.

i have check the signal etc. i just hate anything that has a computer to it engine ran perfect for over a 100 years with out. why we need one now?
 
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Old Aug 20, 2012 | 11:47 AM
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I'm sorry for your situation like that.
It's incredable to have to sell a truck just for one code and go to a Dodge yet.
Let me tell you that no matter what vehichle you get from 1985 forward it will have a computer.
To answer your concern about computer control, no engine could meet emmission requirements without being tightly controlled by computer from as far back as 1985 and the requirements are getting tighter every few years and still getting tighter yet into the future.
Best of luck to you.
 
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