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CPC_NG with Error: Negative response received (31)

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Old May 12, 2025 | 08:27 AM
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c205
CPC_NG with Error: Negative response received (31)
im having in monaco Error: Negative response received (31) with CPC_NG,

what im doing wrong ?
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Old May 12, 2025 | 09:19 AM
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2022 E53 AMG
You are not going to find any coders on this forum "from what I have read and seen" but there are sponsors who are coders and maybe able to help you.
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Old May 12, 2025 | 10:11 AM
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where i go to request the seed ?
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Old May 12, 2025 | 10:13 AM
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W213 All-terrain
At security ...type "variant coding request ..) on left upper corner and the routines will become visibile
Last edited by trigital; May 12, 2025 at 10:18 AM.
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Old May 12, 2025 | 10:50 AM
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so, to see the menus in cpc_ng, i need first request the code.

thanks
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Old May 12, 2025 | 11:00 AM
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W213 All-terrain
If you don't know how to calculate the response to the request, post here
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Old May 12, 2025 | 12:21 PM
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I request seed
i put seed in MB SeedKey Calculator
using cpc_ng dll i generate key
then i paste to send
then send, but never allows
Last edited by GabrielFSousa; May 12, 2025 at 12:49 PM.
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Old May 12, 2025 | 12:24 PM
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W213 All-terrain
Like a advice, not only for this job...when you ask anyone about address, numbers, letters, symbols....do not show pictures. People are lazy and if Copy?Paste not work...they will choose next thread....


try 38 6E 95 CC in right window after click on Send Key VAriantcoding
Last edited by trigital; May 12, 2025 at 12:26 PM.
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Old May 12, 2025 | 12:45 PM
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Originally Posted by trigital
Like a advice, not only for this job...when you ask anyone about address, numbers, letters, symbols....do not show pictures. People are lazy and if Copy?Paste not work...they will choose next thread....


try 38 6E 95 CC in right window after click on Send Key VAriantcoding
i also GOT that key, didnt work
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Old May 12, 2025 | 12:49 PM
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Where did you paste that seed?


If I connect and teach how to do it, you can make a tutorial for anyone interested?
Last edited by trigital; May 12, 2025 at 12:51 PM.
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Old May 12, 2025 | 12:50 PM
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let me take a screen shot 5 min
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Old May 12, 2025 | 12:51 PM
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edited mess #10
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Old May 12, 2025 | 12:55 PM
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Old May 12, 2025 | 12:57 PM
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Very good,

Start again from the beginning, disconnect, connect, ignition On, engine stopped....
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Old May 12, 2025 | 01:05 PM
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Originally Posted by trigital
Very good,

Start again from the beginning, disconnect, connect, ignition On, engine stopped....
is what im doing, done 10x ... allways "not ack"
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Old May 12, 2025 | 01:34 PM
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maybe for my car is not cpc_ng ?
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Old May 12, 2025 | 01:42 PM
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If I connect to your car and teach how to do it, you will post a tutorial for any one interested?
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Old May 12, 2025 | 01:54 PM
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Originally Posted by trigital
If I connect to your car and teach how to do it, you will post a tutorial for any one interested?
yes
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Old May 12, 2025 | 04:50 PM
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great thanks to trigital because told me that my car is not cpc_ng, is CEPC .

the process to get the seed is right, but i was using the wrong file ( CPC_NG.SMR-D ).
Last edited by GabrielFSousa; May 12, 2025 at 04:51 PM.
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