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MRS module - E39 - Printable Version

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MRS module - E39 - mapkrk - 03-03-2019

hello,

need some info. I wanted to disable seat occupancy mat on 5 series e39 and after coding I can't erase errors. I get error message " -ECU rejected " when trying to delete errors in both INPA and ISTA.

Did I kill the airbag module ?

Thanks in advance.


RE: MRS module - E39 - muskatas - 05-03-2019

i believe yes. no other errors? for example internal error?


RE: MRS module - E39 - mapkrk - 05-03-2019

There’s communication with airbag module, can read errors but can’t erase them.  

(05-03-2019, 21:25 PM)muskatas Wrote:  i believe yes. no other errors? for example internal error?



RE: MRS module - E39 - Enabled - 11-03-2019

Again, do you have ECU internal error F0 or 240 as part of your errors??


RE: MRS module - E39 - mapkrk - 13-03-2019

(11-03-2019, 19:21 PM)Enabled Wrote:  Again, do you have ECU internal error F0 or 240 as part of your errors??

No I don't think so but I'll check it once again this weekend just to make sure.


RE: MRS module - E39 - dimitar - 20-03-2019

reprograming mcu is the only way to repair the module after coding wrong values


RE: MRS module - E39 - mapkrk - 09-05-2019

I got a use airbag module from the scrap yard but not from the wreckage. I have installed it in my car tried to code it in ista p. It was only a partial success. Please see picture attached. Anyway it still gives me a message “Access to ECU is rejected”. 

Any idea ?


RE: MRS module - E39 - tihiuvek - 17-05-2019

If you have error 240 than you can not recode.


RE: MRS module - E39 - mapkrk - 22-05-2019

There are so many errors but yes I have noticed an internal error 240. 

Is there any other way to fix this module ?


RE: MRS module - E39 - muskatas - 03-07-2019

(22-05-2019, 10:24 AM)mapkrk Wrote:  There are so many errors but yes I have noticed an internal error 240. 

Is there any other way to fix this module ?

Yes, read dump and post here for fix.