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Old 09-11-2008, 12:43 AM
b3lha's Avatar
b3lha b3lha is offline
Phil & Belha
 
Join Date: Aug 2001
Location: Alcyone Limited, Buckinghamshire UK
Posts: 2,671
Re: Memory dump of ECU

Quote:
Originally Posted by TomsSVX View Post
sure there is... but it is in the TCU... I wonder if you can send/recieve from the TCU and ECU at the same time... Phil... do you know the command to read the TCU addresses??

Tom
The command to read from the TCU is 45 instead of 78. The address for the trans temp is 0017 and I think the value is in F, with no conversion needed.

If you enter 45001700 in the hex com tool then look at the data that comes back 0017xx. Convert the xx from hex to decimal. Verify that it matches the value from the select monitor at cold, warm, and hot. If not we need to work out the conversion factor.

If you flick back to page 45 in the thread you can see a screenshot of a program I wrote to read info from the TCU. The newest version includes the trans temp and some other stuff.

Is it possible to send command 45 instead of 78 with Evoscan? That would be cool.
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1992 Alcyone SVX Version L
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2004 Subaru Legacy 2.5 SE Sports Tourer
1996 Subaru Legacy 2.2 GX Wagon
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Last edited by b3lha; 09-11-2008 at 12:48 AM.
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