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View Full Version : X300 DP Full Fiat 500 key programming problem - remote fob stopped working



CODEREADER
1st October, 2020, 07:49 PM
Hi all, used the X300 DP today on a 2012 Fiat 500 to program a spare plain key.

All went well, precoded the plain ID46 key (PCF7936) with no problems and then programmed the original remote key and new key to the car.

Both keys will now start the car but the original fob key will no longer operate the locking on the car.

Is there a prcedure I need to use with the x300 to get the remote locking working again please anyone ?

Thankyou in adance for anyone who knows the solution

newone
1st October, 2020, 08:05 PM
did you try battery off for a while ?

musti418
1st October, 2020, 08:08 PM
Hi. There was an error in adding a key, you finished the process without saying the procedure was successful. solution replace the remote key chip 7946. and precode the vehicle and add 2 keys.

exxl
1st October, 2020, 08:09 PM
Dont know about fiat 500 but on fiat stilo after key programming there is procedure also for remote key programming/sync, remote key programming needs also pin code.

I assume on fiat 500 is same procedure.

Btw. Original remote key you can sync anytime again, about the spare key if it starts the car i assume you dont need to replace pcf just sync remote

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CODEREADER
1st October, 2020, 08:16 PM
No did not try battery diconnection, will try when the car comes back

CODEREADER
1st October, 2020, 08:18 PM
Thanks , I was thinking maybe I will have to replace the pcf and precode the fob again.
Will order in a chip and try again if needed.

CODEREADER
1st October, 2020, 08:22 PM
Hi, i have re-programmed the original key again but this did not bring back the remote locking.
X300 has the menu options 1. program key 2. Program remote, I did try the program remote option and entered the pin but the process does not complete just tells me to make sure key is on etc.

The car is coming back to me soon and I will try again

exxl
1st October, 2020, 08:26 PM
When you programm the remote with the pin it should tell you to press on remote any button and after that on diagnostic device it should show up remote id, that means remote is programmed.

i had on fiat stilo issue with autel on remote programm it has not work, old sbb has then programmed remote succesfull

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musti418
1st October, 2020, 08:33 PM
If the key is running the vehicle, the insertion is successful, check the remote board frequency.

p1et
1st October, 2020, 08:33 PM
When you programm the remote with the pin it should tell you to press on remote any button and after that on diagnostic device it should show up remote id, that means remote is programmed.

i had on fiat stilo issue with autel on remote programm it has not work, old sbb has then programmed remote succesfull

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Stop with that bullsh1t please... Fiat Stilo have nothing in common with Fiat 500 programming procedure.

There is no separate remote programming procedure for Fiat 500.

Reprogram both keys again, disconnect car battery or BCM power for a while.

exxl
1st October, 2020, 08:37 PM
I do not want to debate with you if it is bullshit or not but fiat stilo and fiat 500 has same procedure for sync remote - pin code required!

he should be able to sync old fob anytime if tool is capable of programming remote, i know for sync remote i had to use old sbb instead of autel.

Just wanted with him to share my experience


Btw. On fiat stilo there is also no seperate function to programm remote it has to be done in the key programming procedure.

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p1et
1st October, 2020, 08:47 PM
I do not want to debate with you if it is bullshit or not but fiat stilo and fiat 500 has same procedure for sync remote - pin code required!
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Now it's clear why you're here for over 10 years with 200+ posts and no single thanked :chuncky:

Oh sorry, you've just got first one for fake info :congrats:

exxl
1st October, 2020, 08:51 PM
I dont write in every post rep + thnx like many of you

And i was inactive here last 5 years, the forum database moved and there is where my thnx has lost but i dont look about this, check out my old posts and see how many i contributed here from beginning.

and pls i didnt really ask you anything so dont know why you quote me at all

mind your own business if you have any

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CODEREADER
1st October, 2020, 08:51 PM
Stop with that bullsh1t please... Fiat Stilo have nothing in common with Fiat 500 programming procedure.

There is no separate remote programming procedure for Fiat 500.

Reprogram both keys again, disconnect car battery or BCM power for a while.

I am sure you are correct, there is no separate programing needed for the remote funtion, I will try disconnection and report back if success.

Thankyou for the info

CODEREADER
1st October, 2020, 08:57 PM
If the key is running the vehicle, the insertion is successful, check the remote board frequency.Remote frequency is correct, the key is original and was working with locking fine until I added the new spare key.

p1et
1st October, 2020, 09:04 PM
I dont write in every post rep + thnx like many of you

And i was inactive here last 5 years, the forum database moved and there is where my thnx has lost but i dont look about this, check out my old posts and see how many i contributed here from beginning.

and pls i didnt really ask you anything so dont know why you quote me at all

mind your own business if you have any

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What is wrong with you?

You seem very confident but you're totally wrong in this case and you're giving wrong info so I corrected your mistake. And you talking to me why I even dare to quote you?? Seriously?

I don't ever ask for any THX + REP because those thing you earn by yourself by helping others and spread useful and correct info, not need to ask anyone for this!

You should be thankful instead of being arrogant. Everyone make mistakes and sometimes write something not truly correct, I understand that but instead of accepting that, you still going on with your theory which is 100% WRONG. But I guess you still know better than me.

exxl
1st October, 2020, 09:19 PM
I think we have here missunderstood us, as i said in my first post reply here on this thread

i dont know about fiat 500 but wanted to share with thread starter my experience with fiat stilo, thats all.



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TERMINATOR1000
1st October, 2020, 11:34 PM
Key already programmed in BCM . no process is require to Fiat 500 Remote control , key is simply defective .

fred77
2nd October, 2020, 05:58 AM
your all twats
just switch ignition on with original key and push button 5 secs to re-sync

(ok sorry take the twat comment back u guys r bloody clever buggers)

i had this argument with last customer did spare for

TERMINATOR1000
2nd October, 2020, 08:42 AM
your all twats
just switch ignition on with original key and push button 5 secs to re-sync

(ok sorry take the twat comment back u guys r bloody clever buggers)

i had this argument with last customer did spare for

Fiat 500 KEY no need SYNC , if don't work , another problem on car/BSI/fuse/key ...
IF TOOL KILL BSI , big problem for locksmith only

p1et
2nd October, 2020, 09:56 AM
your all twats
just switch ignition on with original key and push button 5 secs to re-sync

(ok sorry take the twat comment back u guys r bloody clever buggers)

i had this argument with last customer did spare for

Only time u have to do this, is when you program key directly to BCM eeprom.