![]() ![]() To my knowledge, the ECUs previous to 2006 for the VFR800 do not use this protocol. We have reverse engineered the factory flashing protocol for the newer Honda ECUs to flash through the harness connector. These videos are not sponsored or endorsed, and arent directly for our bikes, but the principles of tuning remain the same. "ecuunleashed or pisani engineering must cut open the ECU to reflash it. That should cover most of the FAQ basics, so here are a few extra resources for more technical information. Honda ECU Flash Tool 3.3 Choose the most popular programs from Communication. Windows General Honda ECU Flash Tool 3.3. Since the beginning of 2019 we have had well over 5,000 dyno runs on the CRF110’s alone which has now created over 500 different tunes to choose from These CRF110’s run very lean when adding just an aftermarket exhaust, which gets worse with an intake. It is something that is fairly easy to fix in the ECU. Honda ECU Flash Tool version 3.3 by mcuinnovations, Inc. The CJR Performance ECU Flash has been created on our top of the line Dynojet 250i. Since it is in the low load mapping, which is controlled by manifold vacuum and engine speed, it is nearly, if not, impossible to fix with a power commander that uses throttle position and engine speed to control the fuel change. Looking at the fuel maps, I see an area in the 2500 RPM range where they are taking away a bunch of fuel and I believe that is a possible cause for the low throttle/low rpm smoothness issue. ![]() I'm still looking for someone local to Ephrata, PA 17522 with an 2006-09 VFR800 to put on the dyno. Were now officially offering an ECU flashing service for your Honda Grom Our stage 1 software cleans up the air/fuel ratio and optimizes ignition timing on bikes with intake and exhaust modifications.Looking at the dyno graph, youll see the blue and green lines that are the graphs for the stock, unmodified ECU. The older ECUs is a whole other project and I'm not even sure they can be reflashed. "Please keep in mind that we are currently only able to reflash the 2006-2009 VFR800 ECUs. A quick search revealed these posts on a VFR board: Guhl Motorsports does a bunch of tuning and flashing on sportbikes. Designed for setup, tuning and diagnostics of the engine management system. ![]() Free tool to upgrade the ECUS program memory (firmware). So, I've spent a few minutes looking into this. Tune your ECU with ease while monitoring all the vital parameters of your engine. ![]()
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