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Old 15-04-18, 13:22
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Kev Kev is offline
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Join Date: May 2006
Location: Brisbane, Australia
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A bit of info what I know about reflashing ECU's, I reflash around 100 motorcycles ECU's a year including all the latest 2018 motorcycles Yamaha Suzuki, Kawa & KTM's & been doing this for the past 7 years, I build all my own custom maps on the Dyno I have full access to all areas of the factory bin files.

On to your question a custom map built in the reflash is as good as the tuner skills, every tuner has their own recipe so there is no two custom flash maps the same in the world, every tuner can get that target AFR but what he does in the throttle, ignitions, Imap, TPS & map bios tables makes for a good map.

You need to confirm the flash installed will suit your fuels in your country as the different fuel blends around the world play a big part in the AFR, you need to confirm has the AFR is suited for your pipe & mods installed, just pulling some ignition out of the tables may not suit all pipes I would be asking for a Dyno graph of the reflash with your pipe & mods installed.

A PCV can correct the AFR in all areas of the Imap & TPS table if wired into the bike correctly, 99% of PCV installs only wire in the TPS inputs, to map the bike correctly you need both Imap & TPS fuel tables + you either need to flash the closed loop off or control the o2 sensor signal..
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Mods that I have done to my XTX's

My 04 XTX
Stage 1 & 2 DNA filters / Kev fuel mod / snorkel mod / Drilled air box mod / Engine breather mod / Fork Spacer mod / 15w fork oil /
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My 07 XTX
Raptor 700 cylinder 102mm / Modified Crank Case to take a 105mm Raptor Cylinder / 11:1 102mm JE Raptor piston / Stage 1 Raptor Hot Cam / Ported head / Colder Spark Plug / +2mm Throttle body / DNA stage 1 & 2 filters / Modified Air Box / Snorkel removed / Worry Brothers stage 2 filter cover / 6mm & 8mm Bolts Replaced with Titanium Bolts / Recovered seat in Black / O2 Eliminator /

My 09 XTX
59HP at the rear wheel / Stage 2 Raptor Hot Cam / DNA stage 3 Air Box / Carbon Can Exhausts / Modified Exhaust Link Pipes / PCIII With Custom Fuel Map / Wideband Commander O2 Data logger / LCD100 Dyno Jet display & fuel adjuster / 2500 OHM HT lead instead of a 10K OHM XT lead / Extra Coolant Cooler / Protaper Fat Bars / Tail Tidy With LED Tail Light / OKE Protection Knobs / LED indicators / AIS blocked / Modified rear sprocket rubbers / Rear Foot Pegs removed / 09 ECU With 02 Sensor Changed To A 06 ECU / Complete wiring harnes Changed from 09 to 04 / Home made LED resistor flasher / Hole drilled in the fuel tank filler neck to allow quicker filling / Modified Bar End Weights / Progressive front fork springs, 15W fork oil, forks lowered 25mm, used XTR rear links lowering the rear 20mm, rear spring one click stiffer / Changed front & rear guards from blue to black / 47T rear sprocket / Speedo Healer V4.0 / Kev throttle cam mod / Throttle grip mod / The new 2010 O2 sensor mod is out, works a treat, The new 2012 O2 Controller is out, PM me for details

Now ride a 2018 MT09SP ABS + TCS

My KTM 990 SMR Mod book. http://www.ktmsmt.com/viewtopic.php?f=13&t=4946