2000 no go
Common problems are trying to use the wrong key, or having too much metal, or other chipped keys, in the vicinity of the correct key when the key is turned on. Make sure you have the right key and try it alone, off of a key chain.
If you try to start the engine with the wrong key the system will lock up for about 15 minutes with a rapidly flashing THEFT light, but will go back to normal slow flashing after that time if you remove the key. You can tell if you have the right key by only turning to Run/On and waiting for the THEFT light to stop flashing. Do this if you're just trying keys. Don't turn to Start until the light stops flashing.
You might try reading the actual DTC codes from the tripmeter. Described in the thread below. It will offer more clues. There's no reason for the PATS system to "go bad". Also make sure that the light is flashing correctly before even inserting the key. You never said what it's actually doing.
Post #4 here -
https://www.ford-trucks.com/forums/3...ripometer.html
when I read the codes through the DTC I got B1213-less then 2 keys programmed and B1600-non PATS key or damaged key
sitting with the ignition off, the theft light is flashing like I believe it’s supposed to.
When I turn the ignition with the factory key and it times out to the flash sequence it goes flash- slight pause- flash- long pause- flash. Then repeats. When I try to start it does nothing.
the check engine light never illuminates, and not sure if it’s related but the engine bay crank sensor fuse doesn’t have power going to it at all
The "less than 2 keys" code is odd since it ran before. Almost like somebody already started the "erase all keys and reprogram" procedure in Forscan but didn't finish it. Are you sure both keys are chipped keys? The plastic head with the small rectanguler spot that the chip fits in to? You might erase the codes then reset them by turning each key to On and seeing what you get. Make sure the keys are not close to each other.
Since you only have one key that has the correct PATS chip it looks like you'll need to get another key, have it cut, and go through the "erase all keys" procedure. I found that some places won't cut a chipped key, apparently they get blamed when people can't complete the full programming procedure. You need two keys with separate codes to get through the full procedure. Nothing to lose since the system doesn't have keys programmed now. Apparently. If both of your keys are chipped keys they might get you through the full "erase all keys" process. Worth a shot.
You'll find a bunch out there about where to buy chipped keys. Spend the extra for high quality. I bought mine from the place below but have not done the procedure yet. I'm living on the edge with two cloned keys. Good luck.
https://ekeyblanks.com/Ford-H72-PT-T...er-Key-Blanks/
Trying to do all I can to get the truck together and fully functional since I’m selling it to a coworker. It ran and drove before but my dad likes to tinker so no clue what he did or undid even without computer access
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This guy shows the chip at about 3 minutes. Not suggesting that the "bypass" should be tried, just showing the chip.
Intererested in how it turns out for you. Good luck.
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Out of curiosity what does it take to erase and let new codes be read? I’ve hit the delete button and cleared all the codes and when I read them the same all come back, I really should have kept up on my schooling since it seems I’ve forgotten most of the technical computer stuff
When you say the erase and reprogram step "didn't work" what do you mean? What happened? Just curious. There are certain steps that have to be done within certain time windows to get it done correctly. Apparently. I've not done it so can't say for sure how to get it done.
When I say it did nothing when I teased and reprogrammed it acted the same as before, didn’t crank, didn’t do anything. I tried it twice but didn’t work. I think I did it in the timeline it said to, I had a stopwatch going, but not saying I was right.
I have a 2000 ranger 4.0 I'm working on for my dad. It only has 1 working key and I've tried a lot to program in additional keys
The PCM detects the keys I'm trying to add, but when I try to program them in forscan it always fails.
Also, what error message are you getting after you try to program the new keys? Some error codes show a bad key, some show a good key that's not been programmed.
Also, what error message are you getting after you try to program the new keys? Some error codes show a bad key, some show a good key that's not been programmed.
I tried it a couple times with a "thinkdiag" brand bi-direcrional scanner. And then several times with forscan on my laptop and Bluetooth OBD2 adapter.
I have successfully used this forscan setup to add keys to my 2004 F-150 so it does work at least for that other vehicle.
So with forscan after waiting the 10 minutes and going through the process to "program additional key" it looks like it's going to work and progress gets to like 50% then it just says "key programming failed"
If I put each key in and just run the self test of the PATS module, it does detect the other chip keys (unrecognized pats key) and the " master key" like it should. Also if I don't put any key in it says no key detected whatsoever .
So I don't think it's a case of using the wrong keys.
I had not seen any definitive documentation that the 2000 ranger cannot add keys without deleting originals.
Forscan shows that there are 4 keys currently programmed. Only 1 of which do we possess any more.
So how did those other keys get in there, is it that more keys can be added, just not using forscan?
I am willing to delete all keys and add new ones if that's the only way, but I have been hesitant to do so because I didn't want to brick it and not be able to start it any more, OR be able to add any keys either..
The "Delete all keys" is described on various F150 and Explorer forums, along with a few others I think. I'll see if I can find a link or two.
Here is a reference to "some models..." in the Forscan document. But, even so, if you start at the top of the post, you need two programmed keys to add keys. You only have one.
https://forscan.org/forum/viewtopic....b665d811b1acf7
"...
Note: some models for Australian and American markets have no stand-alone Ignition Key programming function. The function is available in the PATS menu but PATS doesn't support it. So on these models it is not possible to add a key to th PATS memory. The only way is to use Erase and Program keys function (added in FORScan v2.2.5). This function erases all keys and switches PATS to a special learning mode. In this mode user can program 2 keys one by one.
..."






