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Author Topic: The Volvo ME7 thread:  (Read 943673 times)
pfloyd36069
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« Reply #870 on: December 02, 2016, 12:24:34 PM »

I've successfully read and cloned a p80 ecu with a soic clip without desoldering. I used a cheap eBay EEPROM tool. If I remember right I couldn't use the header and cable that came with the tool, I had to solder some wires to the clip and then insert them into the ZIF socket.  Maybe I just got lucky though
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Kal_79
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« Reply #871 on: December 03, 2016, 04:16:05 AM »

Just tried this again this morning. I use the clip on the 95080 on the ecu board but no read. Board is not powered.

@Guitar24t you've mentioned having to bridge crystal oscillator which on my board has one located next to the IMMO chip. Does this suggest the board needs powered?

The soic clip reads the 95080 fine if the chip is loose, I get the same read using the clip to using my soic8 to dip 8 adaptor.

2005 S60R
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Kal_79
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« Reply #872 on: December 06, 2016, 09:13:22 AM »

Ok so I'd like to contribute to this thread, and have a gift for you all just in time for Christmas. I've built a stage 1 (maybe even suitable for stage 2) map pack for a Volvo S60R or V70R .

Can I just test the water for objections by any other contributors?

My intention is to upload a Winols definition file, a Map Pack for TunerPro in .xdf format and an example .bin file.

I'll also provide a basic guide on how to use these files to locate and match maps in other Volvo bin files using Winols in 2D mode because of the inconsistent way Volvo creates their ecu files.

I've got to tidy up the xdf definitions first but you get the idea.
« Last Edit: December 06, 2016, 09:15:42 AM by Kal_79 » Logged

thedrill
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« Reply #873 on: December 06, 2016, 09:24:59 AM »

Awesome, bring it on.
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Kal_79
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« Reply #874 on: December 07, 2016, 03:39:10 AM »

This is interesting:

In these Volvo files, there are four KFZW maps. These are ALL identical.

There are also four KFZWOP maps, but these are NOT identical.

The R has VVT inlet and exhaust so id have expected an equivalent timing map to KFZW2 but nadda..

This makes me assume that the volvo uses a different timing strategy for the VVT. Anyone care to confirm how Volvo have implemented this?

Add it stands out looks like a redundant function.
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contrast
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« Reply #875 on: December 07, 2016, 04:02:46 AM »

PFL 2.4T low pressure version doesnt have four identical ignition maps.
You definition seems to lacking some axes? Like mentioned KFZW maps.
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Kal_79
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« Reply #876 on: December 07, 2016, 04:09:43 AM »

That's me being lazy. All axis defined. I'll upload correct screens.
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contrast
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« Reply #877 on: December 07, 2016, 04:11:51 AM »

What is KFPED 1st?
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nubcake
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« Reply #878 on: December 07, 2016, 04:23:02 AM »

This is interesting:

In these Volvo files, there are four KFZW maps. These are ALL identical.

There are also four KFZWOP maps, but these are NOT identical.

The R has VVT inlet and exhaust so id have expected an equivalent timing map to KFZW2 but nadda..

This makes me assume that the volvo uses a different timing strategy for the VVT. Anyone care to confirm how Volvo have implemented this?

Add it stands out looks like a redundant function.

A brief look at some public ME7.0 Volvo A2L (and matching binary) revealed such thing as:
DZWNWSUE "Delta ignition angle dependent on the camshaft overlap".
Also, in that particular binary KFZW2 is just zeroed out and not referenced at all.

Yours might be done in a similar fashion.

EDIT: although, ZWOP2 is also zeroed out here as well. Either way, the only way to say for sure - is disassemble the bin and look at the code itself.
« Last Edit: December 07, 2016, 04:27:31 AM by nubcake » Logged
Kal_79
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« Reply #879 on: December 07, 2016, 04:37:37 AM »

That's me being lazy. All axis defined. I'll upload correct screens.

There are five pedal maps in the volvo files. KFPED 1st is on its own; the other four are grouped together and I've named them KFPED 1 through 4.

The singular pedal map (KFPED 1st) could be KFPEDR, I'm not sure. (what i can say is that KFPED 1st or what ever it is, is ALWAYS the second of the 4 pedal maps in the group.
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Kal_79
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« Reply #880 on: December 07, 2016, 04:39:07 AM »

the four kfzw maps viewed in 2d; and then listed 1 through 4.

You'll see that all values are the same. It's consistent with each 2005 - 2008 file I've checked against.
« Last Edit: December 07, 2016, 04:41:27 AM by Kal_79 » Logged

Kal_79
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« Reply #881 on: December 07, 2016, 04:47:12 AM »

Now the KFZWOP maps. Notice how these have crazy high ignition advance angles but each are different.
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contrast
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« Reply #882 on: December 07, 2016, 04:49:51 AM »

Separate KFPED is KFPEDR and active only on automatics.
There are five pedal maps only on R models.
All KFZW maps are used and like I said, -2002MY 2.4LPT doesnt have all four identical.
KFZWOP having high numbers doesnt tell a single thing. That's the way it works.
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Kal_79
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« Reply #883 on: December 07, 2016, 05:02:30 AM »

Separate KFPED is KFPEDR and active only on automatics.
There are five pedal maps only on R models.
All KFZW maps are used and like I said, -2002MY 2.4LPT doesnt have all four identical.
KFZWOP having high numbers doesnt tell a single thing. That's the way it works.

I know that KFZWOP is used just for torque calculations fair enough... But you can't argue against the fact that I have bins for S60R, T5, 2.0t and a 2.5 lpt where all of them have four KFZW maps with the same values in each of them (obviously ignition values different for each variant)

Regardless if all four are used, it's not like the VAG KFZW1 and 2 method. It's clearly totally different.
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contrast
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« Reply #884 on: December 07, 2016, 05:10:31 AM »

Yes, I have binaries of these cars and engines too and know how they look. Just saying there is at least one engine/binary that doesnt have all four same.
To know why there are four ignition maps, you'd have to disassemble Wink
You can keep them all the same and be just fine. If you're planning on adding timing, then better figure out how to datalog knock retard...
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