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Opel Astra G Z20LET Bosch ME1.5.5 K-Line
19-06-2018, 03:31 AM,
Post: #1
KOpel  Opel Astra G Z20LET Bosch ME1.5.5 K-Line
Hey guys,
I have read this Opel Astra G Z20LET Bosch ME1.5.5 K-Line via obd2 with MPPS V16.

It was able to read and worked perfect! So then i modified the file and Winols has corrected all checksums (there are 36)!

Then i wanted to write the ecu also via obd with MPPS and it also shows that the checksums are okay all 36 !

But as soon as the flash is deleted it shows ERROR ! I can recover with Ori file but no chance to write the mod file !
I have tried it 5 Times (with every advice from the Internet i was able to find) like named it BCB. & BCD. instead of BIN. File but nothing works !

So i am hoping to find a solution for this ecu or any help please !
it is crazy it writes ori file but not mod file which has same checksum....


Best Regards,
Omar
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20-06-2018, 08:40 AM,
Post: #2
RE: Opel Astra G Z20LET Bosch ME1.5.5 K-Line
hi there,
what speed are you writing at. what other tools do you have.
are the file sizes identical.
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[+] 2 users say Thank You to supafly1 for this post
20-06-2018, 22:36 PM, (This post was last modified: 20-06-2018, 22:37 PM by stunt_rider.)
Post: #3
RE: Opel Astra G Z20LET Bosch ME1.5.5 K-Line
(20-06-2018, 08:40 AM)supafly1 Wrote:  hi there,
what speed are you writing at. what other tools do you have.
are the file sizes identical.


Hey, i have tried also to write the mod file with recovery speed (slow) but always the same fault after delete flash it stops.

And yes file size are identical and checksum is corrected by Winols and MPPS also shows checksum as correct.

I have Kess and Ktag, but with Kess no luck via obd only MPPS can connect with this ecu....
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22-06-2018, 09:51 AM, (This post was last modified: 22-06-2018, 09:53 AM by supafly1.)
Post: #4
RE: Opel Astra G Z20LET Bosch ME1.5.5 K-Line
try id and read ecu with kess using ME7.6.2 protocol and let me know what it does. some later z20let came with the newer ECU. Dont write just ID and read
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[+] 1 user says Thank You to supafly1 for this post
29-08-2018, 19:43 PM,
Post: #5
RE: Opel Astra G Z20LET Bosch ME1.5.5 K-Line
I have the same problem! Any solution?
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08-11-2018, 23:20 PM,
Post: #6
RE: Opel Astra G Z20LET Bosch ME1.5.5 K-Line
have you found a solution @daiba123 ?
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