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05 wrx vf48 base map
https://mailserver.romraider.com/forum/viewtopic.php?f=26&t=19926
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Author:  WunknRownX [ Mon Sep 19, 2022 1:15 am ]
Post subject:  05 wrx vf48 base map

Hi there. Needing a base map for a 2005 wrx usdm MT please.

Invidia 3" catted downpipe with hks high power exhaust
GS up pipe
Vf48 turbo
Sti TMIC
Mac 3 port boost controler
Stock injectors

Just needing something to get me started I don't mind having to tweak or adjust.

Thank you for any and all help. Looking forward to tuning first car.

Author:  bludgod [ Tue Sep 20, 2022 2:37 pm ]
Post subject:  Re: 05 wrx vf48 base map

nothing in your mods list there that would stop it starting and driving - get it up and running and make a log in 3rd gear with your wideband and post up the log plus LTV info and rom file and see what's what.

Author:  WunknRownX [ Wed Sep 21, 2022 1:29 am ]
Post subject:  Re: 05 wrx vf48 base map

Awesome thank you ill get that done thank you.

Author:  WunknRownX [ Fri Sep 23, 2022 2:09 am ]
Post subject:  Re: 05 wrx vf48 base map

alright here's what i got I'm not sure what info is needed. it did run okay it seemed like it never hit boost.

Attachments:
File comment: stock rom
stock room1.0.zip [87.42 KiB]
Downloaded 93 times
File comment: after warmed up and around the block to 3rd gear.
romraiderlog_20220922_193705.csv [41.26 KiB]
Downloaded 64 times

Author:  bludgod [ Fri Sep 23, 2022 8:49 am ]
Post subject:  Re: 05 wrx vf48 base map

few changes needed to what your logging to make this worthwhile:

add throttle position % so you know in the log when your WOT and when your cruising.

Manifold Relative Pressure - so you know how much boost your making vs target.

Wideband o2 reading - needed to make sure your AFR is safe.

Injector Duty % - needed to make sure your not pushing your injectors too far.

Feedback Knock - needed to see how much knock the ECU is picking up.

Mass Airflow Volts - needed to see how much air is coming in and help with any maf scale adjustments.

Boost Error* psi - not needed if you have target and manifold pressure readings
Fine Learning table Offset - not needed
Ignition Base Timing* - not needed
Primary Wastegate Duty Maximum % - not needed
Volumetric Efficiency 2.0 - not needed
Rear o2 sensor volts - not needed
Idle Speed Target Map selection - not needed.
Knocking Signal #1 - not needed.
Knock Correcdtion Advance - not needed

Also check your romraider settings to make sure fast polling is enabled as your rate of logging seems a little low and you could be missing important things because of that.


Try again with the above adjustments to your log profile - just need one half decent pull in 3rd to see what's what.

Author:  WunknRownX [ Fri Sep 23, 2022 10:44 pm ]
Post subject:  Re: 05 wrx vf48 base map

Awesome thank you. I will definitely get that done. I just noticed as well you mentioned wideband in each post. So ill work on getting one installed this weekend and get right logs.

Author:  WunknRownX [ Sun Sep 25, 2022 8:48 pm ]
Post subject:  Re: 05 wrx vf48 base map

Okay so not sure if this is cheating or not. I found a base map from OSecuroms installed and well here's the data from that. ill have to say it ran like nothing ive driven before. lol figured i mine as well just try this till i get my wide band.

Attachments:
File comment: this is the map used.
A4TF800F - MY05 MT OSECU Stage 2.5 VF34 r4.hex - Copy.zip [87.27 KiB]
Downloaded 111 times
File comment: it was a stage 2.5 vf34 map.
romraiderlog_20220925_142240 Copied 05 stage 2.5 rom.csv [313.91 KiB]
Downloaded 88 times

Author:  WunknRownX [ Mon Nov 21, 2022 12:57 am ]
Post subject:  Re: 05 wrx vf48 base map

Sorry for the delay figuered I would post an update.

So yeah table addresses are important. I bricked my ecu trying to add fuel pump duty cycles and used the wrong addresses. It flashed just fine but once it was done my fuel pump ran 100% just with the key on. I freaked out and tried flashing back to stock and with the fuel pump running 100% it drained the battery mid flash and it was done. And it blew my fpr out.

Ordered a couple ecus from ebay and of course it wasn't pnp they have to programed to the car. The sticker shows aj890 (mt) but when I plug them in they show up as aj900 (at) so yeah can't flash them untill they are tied to car. Found a shop local that will flash them for me but need the car and ecu same time. They also tune (open source) so mine as well build it then have trailered down there and have them throw a base tune on it.

.

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