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Author Topic: Problem write ME7.5 bootmode MPPS  (Read 7377 times)
bmwdennis
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« on: August 12, 2016, 04:33:39 PM »

Hello everyone,

The ECU from my Leon Cupra R chipped AMK engine is broken through water damage.

Recently i bought a ECU from Ebay and i have the immo files copyed to the new ECU, car runs fine.
Now i will copy the maps, because my old ECU is chipped, can i not connect it whith Nefmoto flash software.

Validated FTDI device is in dumb mode.
Disconnected
Connecting...
Starting slow init connection.
Connecting to address 0x01.
Slow init failed.
Disconnected

The ME7_95040 tool says:

D:\>me7_95040 --bootmode -r -p 4 95040.bin
Ver: 1.31
Com Port: 4
Baud Rate: 10400
Opening COM4 ... OK
Starting Boot_mode ... uC identification response = 0xC5 (C167 derivatives) ...
OK
Sending Loader + MonitorCore ... MonitorCore successfully launched
Initializing registers ... ... OK
Sending EEPROM driver ... OK
Searching Chip_Select pin ... FAIL. (error=0x01)
Closing COM4


I think the ECU is bricked. Now have i a MPPS (clone) cable and i try with bootmode(generic) to connect ECU.
ECU indentifaction and reading the ECU goes succesfully.

But when i will write the ECU in bootmode says the program: ECU not found.


Has anyone a idea to fix this issue?

Thanks in advance,
Dennis from Holland!:>



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gman86
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« Reply #1 on: August 12, 2016, 06:18:00 PM »

Hello everyone,

The ECU from my Leon Cupra R chipped AMK engine is broken through water damage.

Recently i bought a ECU from Ebay and i have the immo files copyed to the new ECU, car runs fine.
Now i will copy the maps, because my old ECU is chipped, can i not connect it whith Nefmoto flash software.

Validated FTDI device is in dumb mode.
Disconnected
Connecting...
Starting slow init connection.
Connecting to address 0x01.
Slow init failed.
Disconnected

The ME7_95040 tool says:

D:\>me7_95040 --bootmode -r -p 4 95040.bin
Ver: 1.31
Com Port: 4
Baud Rate: 10400
Opening COM4 ... OK
Starting Boot_mode ... uC identification response = 0xC5 (C167 derivatives) ...
OK
Sending Loader + MonitorCore ... MonitorCore successfully launched
Initializing registers ... ... OK
Sending EEPROM driver ... OK
Searching Chip_Select pin ... FAIL. (error=0x01)
Closing COM4


I think the ECU is bricked. Now have i a MPPS (clone) cable and i try with bootmode(generic) to connect ECU.
ECU indentifaction and reading the ECU goes succesfully.

But when i will write the ECU in bootmode says the program: ECU not found.


Has anyone a idea to fix this issue?

Thanks in advance,
Dennis from Holland!:>





Do you have VCDS or a VAG KKL lead?
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bmwdennis
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« Reply #2 on: August 13, 2016, 02:40:14 AM »

Do you have VCDS or a VAG KKL lead?

Yes i have HEX+CAN cable with VCDS and when i try connect with ECU get i the follow message:
ECU will not response. In the car and on the bench get the same message. Other controllers/ecus in the car works.

Also i have a KKL VAG-COM cable (VAG 409.1)

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prj
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« Reply #3 on: August 13, 2016, 06:30:22 PM »

Supply the CS pin manually. The ECU runs fine, as there are comms with the EEPROM tool.
The CS pin is P4.7 for this ECU.
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bmwdennis
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« Reply #4 on: August 14, 2016, 01:15:48 PM »

Hi Prj,

That works fine, i can write the eeprom with another file. And i can read it and is the eeprom correctly writen.

 But still i get the follow message: ECU not found with Nefmoto flasher or MPPS when i try to write maps. With VCDS can't connect and car doesnt start.



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prj
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« Reply #5 on: August 14, 2016, 01:27:28 PM »

Write with MPPS using Generic mode.
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bmwdennis
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« Reply #6 on: August 15, 2016, 07:48:55 AM »

Write with MPPS using Generic mode.

Hi Prj,

Car doesnt start or something. Cant connect with VCDS or other diagnostics

Reading still work with MPPS but when i write in Generic mode @ low speed the follow message comes after 30 seconds: ECU not found.

How can i manually supply CS pin 4.7?
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