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Author Topic: st10 processor (ecu 4B0 906 018 CM is out of a 2004 vw passat)?  (Read 3107 times)
nickw
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how can I tell if my ecu utilizes an st10 processor? The particular ecu 4B0 906 018 CM is out of a 2004 vw passat I grabbed from Kenny u-pull for a friends car, I cant get me7eeprom to work on the ecu (connection error codes) and nefmoto comes up with this

Validated FTDI device is in dumb mode.
Disconnected
Connecting...
Starting slow init connection.
Connecting to address 0x01.
Slow init succeeded.
Switching to KWP2000 session.
Connected
Reading ECU flash memory.
ECU reports programming session preconditions have been met.
Negotiating communication timings.
Successfully changed to new communication timings.
Requesting security access.
Security access granted.
Starting diagnostic session.
Disconnecting because no response was received for the Tester Present message.
Disconnected
Reading ECU flash memory failed.
100% complete.
Switching to KWP2000 session.
Validated FTDI device is in dumb mode.
Disconnected
Connecting...
Starting slow init connection.
Connecting to address 0x01.
Slow init succeeded.
Switching to KWP2000 session.
Connected
Reading ECU flash memory.
Failed to start diagnostic session.
ECU reports programming session preconditions have been met.
Negotiating communication timings.
Successfully changed to new communication timings.
Requesting security access.
Security access granted.
Starting diagnostic session.
Successfully started diagnostic session.
Negotiating communication timings.
Successfully changed to new communication timings.
Requesting security access.
Security access granted.
Validating flash memory starts at 0x00800000 and ends at 0x00900000.
Validation failed, ECU reports RequestUpload service is not supported. RequestUpload may have been disabled by aftermarket engine software.
Memory layout validation failed.
Starting to read data block.
Requesting upload from ECU for address range 0x00800000 to 0x00803FFF.
Request upload from ECU failed, ECU reports service is not supported. Request upload may have been disabled by aftermarket engine software.
Reading ECU flash memory failed. Trying to force ECU to recognize read operation is complete.
Finished forcing ECU to recognize that failed read operation is complete.
Reading ECU flash memory failed.
100% complete.
Disconnecting because no response was received for the Tester Present message.
Disconnected
« Last Edit: March 05, 2020, 05:33:54 PM by nyet » Logged
GolfSportWagen
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« Reply #1 on: March 05, 2020, 02:56:04 PM »

I believe you probably need to open the ECU case to confirm the ST10 chip exists. It is definitely in the MK V ME 7.1.1 R32 ECU but the 2004 Passat is most likely different.
« Last Edit: March 05, 2020, 03:02:14 PM by GolfSportWagen » Logged
nickw
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« Reply #2 on: March 05, 2020, 03:16:14 PM »

would the processor say st10 on it? I looked it over a few times but they look like any other ecu. I did a google search on identifying one but couldn't find much info on them.
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nyet
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« Reply #3 on: March 05, 2020, 05:33:32 PM »

would the processor say st10 on it? I looked it over a few times but they look like any other ecu. I did a google search on identifying one but couldn't find much info on them.

post a pic or the PN of the CPU on the ECU
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« Reply #4 on: March 05, 2020, 05:34:16 PM »

Also i changed the topic so people could see it Tongue

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ME7.1 tuning guide (READ FIRST)
ECUx Plot
ME7Sum checksum checker/corrrector for ME7.x

Please do not ask me for tunes. I'm here to help people make their own.

Do not PM me technical questions! Please, ask all questions on the forums! Doing so will ensure the next person with the same issue gets the opportunity to learn from your experience.
fknbrkn
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« Reply #5 on: March 05, 2020, 08:26:45 PM »

its not
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_nameless
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« Reply #6 on: March 06, 2020, 03:07:37 AM »

how can I tell if my ecu utilizes an st10 processor? The particular ecu 4B0 906 018 CM is out of a 2004 vw passat I grabbed from Kenny u-pull for a friends car, I cant get me7eeprom to work on the ecu (connection error codes) and nefmoto comes up with this

Validated FTDI device is in dumb mode.
Disconnected
Connecting...
Starting slow init connection.
Connecting to address 0x01.
Slow init succeeded.
Switching to KWP2000 session.
Connected
Reading ECU flash memory.
ECU reports programming session preconditions have been met.
Negotiating communication timings.
Successfully changed to new communication timings.
Requesting security access.
Security access granted.
Starting diagnostic session.
Disconnecting because no response was received for the Tester Present message.
Disconnected
Reading ECU flash memory failed.
100% complete.
Switching to KWP2000 session.
Validated FTDI device is in dumb mode.
Disconnected
Connecting...
Starting slow init connection.
Connecting to address 0x01.
Slow init succeeded.
Switching to KWP2000 session.
Connected
Reading ECU flash memory.
Failed to start diagnostic session.
ECU reports programming session preconditions have been met.
Negotiating communication timings.
Successfully changed to new communication timings.
Requesting security access.
Security access granted.
Starting diagnostic session.
Successfully started diagnostic session.
Negotiating communication timings.
Successfully changed to new communication timings.
Requesting security access.
Security access granted.
Validating flash memory starts at 0x00800000 and ends at 0x00900000.
Validation failed, ECU reports RequestUpload service is not supported. RequestUpload may have been disabled by aftermarket engine software.
Memory layout validation failed.
Starting to read data block.
Requesting upload from ECU for address range 0x00800000 to 0x00803FFF.
Request upload from ECU failed, ECU reports service is not supported. Request upload may have been disabled by aftermarket engine software.
Reading ECU flash memory failed. Trying to force ECU to recognize read operation is complete.
Finished forcing ECU to recognize that failed read operation is complete.
Reading ECU flash memory failed.
100% complete.
Disconnecting because no response was received for the Tester Present message.
Disconnected


RequestUpload service is not supported. RequestUpload may have been disabled by aftermarket engine software.
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GolfSportWagen
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« Reply #7 on: March 06, 2020, 07:02:46 PM »

would the processor say st10 on it? I looked it over a few times but they look like any other ecu. I did a google search on identifying one but couldn't find much info on them.

Yes the ones I have examined do.
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